Shopify Critical alerts apps 2025

Checkout Blocks (Plus Plan)

$19 / Month

(5/5)

9 Reviews

Streamline Checkout with Customizable Status Banners Show more

QeCheckout Customizer is an innovative app designed to enhance communication at the checkout stage of your online store by displaying critical alerts. It features customizable banners that convey essential information, helping keep your customers informed and engaged through the purchasing process. This app supports four distinct statuses—Info, Success, Warning, and Critical—ensuring you can effectively communicate various messages, from informational updates to urgent alerts. Integration with your checkout process is effortless, requiring no technical expertise, allowing for a smooth experience. By promoting transparent communication, QeCheckout Customizer helps build trust with your customers and aims to reduce cart abandonment rates. Additionally, the app provides a user-friendly dashboard, offering real-time updates and easy message management for seamless use.

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Real-time updates

Customizable banners

User-friendly dashboard

Distinct status alerts

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Inline ‑ Critical CSS

$10 / Month

(3.4/5)

11 Reviews

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Speed up your online store by generating critical css Show more

Inline - Critical CSS is an app designed to enhance webpage loading speeds by directly embedding essential styling into the document's `` element. This approach eliminates the need for additional server requests for stylesheets and reduces the time users wait for styles to render. Non-critical, below-the-fold styling is fetched in the background, ensuring the main content is quickly viewable, thereby avoiding render-blocking issues. Faster page load times significantly enhance user experience, improve conversion rates, and elevate search engine rankings, particularly benefiting first-time visitors to the site. By prioritizing critical CSS, this app optimizes performance, providing a seamless browsing experience while contributing to better SEO outcomes.

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Eliminate render-blocking

Faster load times

Improve google ranking

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Critical.net

8.2

7 Reviews

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Detects fraud for online stores, ensuring secure transactions worldwide in real-time. Show more

Critical.net is a comprehensive fraud detection and chargeback prevention solution designed for online stores, particularly in Latin America and globally. The app harnesses data automation to accurately identify and flag suspicious or fraudulent orders, helping businesses reduce chargebacks and associated financial losses. By employing real-time intelligent software, Critical.net distinguishes between legitimate and fraudulent transactions, ensuring merchants can confidently accept genuine orders. The platform's payment risk management features verify users and their payment information before processing, thereby boosting transaction acceptance rates and reducing risk exposure. Critical.net's real-time risk analysis and fraud alerts system allows for the swift identification of potentially fraudulent activities, sending timely notifications to prevent unauthorized transactions. The app also offers a pre-authorization and capture queue system, enabling businesses to assess risks and authenticate users before transaction processing, enhancing both security and customer experience.

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Fraud detection

Chargeback prevention

Data automation

Risk management

Real-time analysis

User authentication

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Ultimate Product Warning

$2.99 / Month

6.9

4 Reviews

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Essential Alerts for Product Safety, Shipping Delays and More Show more

Ultimate Product Warning is a vital tool for online businesses looking to enhance transparency and customer communication. This app allows you to effectively inform your customers about important product alerts, such as shipping delays or hazardous materials, ensuring they have all the necessary information before making a purchase. With customizable warnings, you can tailor messages to appear directly on product pages or as pop-up notifications, making it easy for customers to stay informed. Furthermore, the app offers the flexibility to target warnings to specific countries and regions, ensuring that relevant information reaches the right audience. By using Ultimate Product Warning, you not only safeguard your customers but also build trust and reliability in your brand. This app is essential for businesses committed to delivering a responsible and safe shopping experience.

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Customizable warnings

Embedded or popup

Region restrictions

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Essential Search Optimization

$3.99 / Month

8.2

2 Reviews

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Optimize search. Redirect no results. Increase conversions. Show more

Essential Search Optimization is a powerful tool designed to enhance the efficiency of on-site searches within your online store, providing a seamless experience for visitors. By analyzing search queries, the app helps you gain valuable insights into customer preferences and demands, enabling you to optimize your product catalog accordingly. It intelligently redirects pages with no search results to relevant products or collections, ensuring potential sales are not lost. Additionally, the app ensures brand or collection searches lead users directly to appropriately themed landing pages, such as redirecting a 'Sofas' search directly to the sofa collection page. This strategic redirection not only improves user experience but also boosts conversion rates by minimizing dead-end searches and presenting visitors with the products they are actively seeking. Essential Search Optimization focuses on delivering straightforward and impactful functionality, eliminating unnecessary features to concentrate on what truly matters—maximizing search efficiency and driving sales growth.

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Increase conversions

Optimize on-site search

Redirect no results

Analyze search queries

Improve catalog

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Widgetic (Post It Notes)

$5.99 / Month

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Make important messages easy to spot on your page. Show more

Widgetic (Post It Notes) is a versatile web app designed to enhance communication for e-commerce businesses by displaying critical messages prominently on their websites. This tool is ideal for businesses with extensive product inventories or time-sensitive promotions, as it helps boost customer engagement and potentially increases sales. With a variety of paper styles available, such as math, lined, or an assortment of multiple papers, users can select the perfect look for their notes. The app offers customization options like clips, pins, or duct tape to affix the notes, adding a personalized touch to suit any business's style. Moreover, its easy-to-use visual editor ensures smooth integration with your site’s existing design, creating a cohesive and engaging customer experience. Widgetic (Post It Notes) is your go-to solution for making important information unmissable and driving customer interaction on your e-commerce platform.

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Customizable ui

Visual editor

Various paper types

Different holding options

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TMD Product Extra Information

$3.99 / Month

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Seamlessly Add and Customize Extra Product Details Show more

TMD Product Extra Information is a powerful tool for Shopify merchants aiming to enhance the clarity and presentation of detailed product information on their online stores. This app is particularly beneficial for sellers offering products with intricate specifications, diverse features, or requiring thorough comparisons. By transforming essential product details into customizable, icon-based tables, it simplifies and streamlines the information, aiding customers in making informed purchasing decisions quickly. Users can tailor these tables to seamlessly integrate with their store's color theme, ensuring a cohesive and visually appealing presentation. Whether you need to display additional information for one product or multiple, this app provides a flexible and intuitive solution to showcase your products' unique selling points effectively. Overall, TMD Product Extra Information supports merchants in elevating customer experience and driving sales through clear and organized product communication.

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Theme color matching

Icon-based tables

Display additional info

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Post It Notes

$2.4 / Month

(2.6/5)

23 Reviews

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Create engaging story-maps with customizable digital Post-It Notes. Show more

Post It Notes is a dynamic app that transforms visitor engagement by leveraging the universally recognized and widely used concept of post-it notes. Ideal for creating interactive story-maps or affinity diagrams, it organizes information in an intuitive grid format that triggers new ideas and encourages user interaction. By utilizing familiar post-it notes, commonly associated with reminders and to-do lists, the app naturally draws attention and enhances message retention. Users can customize their experience by choosing from a variety of paper types, colors, and clip designs to seamlessly integrate with any style or theme. This personalization ensures that messages are not just noticed but are also engaging and memorable. Whether it's for personal use or professional settings, Post It Notes provides an innovative way to communicate ideas effectively, ensuring that messages are neither overlooked nor forgotten.

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Story-map creation

Customizable notes

Interactive grid

Diverse design elements

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Noibu

8.2

5 Reviews

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Optimize ecommerce performance by detecting, prioritizing, and resolving critical bugs. Show more

Noibu is a cutting-edge error monitoring platform specifically designed for enterprise ecommerce websites. It empowers digital and technical teams to efficiently detect, prioritize, and resolve bugs that could negatively impact revenue, capturing every instance of JavaScript, HTTP, GraphQL, and image errors to ensure no issue goes unnoticed. By optimizing the website’s performance, Noibu helps ecommerce leaders maximize their site's revenue potential, reduce cart abandonment, and elevate customer satisfaction. Product teams can leverage Noibu to align error triage with business objectives, gaining insights into both new and known issues to enhance collaboration. For technical teams, Noibu offers detailed technical data—like stack traces and browser information—enabling faster debugging and bolstering the efficiency of error resolution processes. DevOps teams benefit from an improved understanding of production-level outages and the ability to associate customer-reported incidents with specific sessions, ensuring optimal performance and uptime.

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Error detection

Issue resolution

Bug prioritization

Javascript monitoring

Ecommerce optimization

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Vye: Automated Email Alerts

$9.99-$89.99 / Month

7.2

8 Reviews

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Automated email alerts for product and collection updates Show more

Vye: Automated Email Alerts is an innovative app designed to keep your customers in the loop by sending timely product alert emails about new and updated items in your store. By enabling customers to save their search keywords, Vye ensures they receive notifications when a product matching their interests becomes available. Additionally, customers can opt to subscribe to updates for specific collections or product tags, making it easy to stay informed about their favorite items. The app automates the email alert process, seamlessly notifying subscribers whenever you introduce a new product or refresh an existing one. Vye's versatility allows you to use either Vye's built-in forms or integrate your custom forms to capture and manage user preferences effectively. Furthermore, the app supports various email marketing features including automated campaigns like back-in-stock notifications, price drop alerts, and custom campaigns to enhance customer engagement. With robust management tools such as automations, triggers, and the ability to import or export data, Vye provides a comprehensive solution for streamlining your store’s communication strategy.

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Product alert emails

Search keyword alerts

Collection update notifications

Specific tag updates

Automatic email sending

Interest capture forms

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Swym Back in Stock Alerts

$19.99-$99.99 / Month

9.1

667 Reviews

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Notify me button! Send back in stock, restock & instock alerts Show more

Swym Back in Stock Alerts is a powerful app designed to help ecommerce businesses maximize their sales and streamline inventory management. With just minutes to set up, it allows you to add a "Notify me" button to your product pages, enabling automatic email or SMS alerts for customers when items are restocked. This feature helps capture demand even before inventory is available, thanks to a handy preorder option. The app employs AI to provide smart, in-stock recommendations for products that are out of stock, enhancing customer engagement. Seamlessly customizable to align with your site's theme and available in any language, it supports integration with your email or SMS marketing platforms. Moreover, Swym offers advanced inventory control capabilities, including batch alerts, coming soon notifications, and insights to track popular products. Expand your email lists through out-of-stock subscribers and leverage Facebook/Instagram retargeting ads to reach interested audiences efficiently.

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Analytics tracking

Theme customization

Notify me button

Grow email list

Email/sms alerts

Preorder feature

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Yanet: Back in stock alerts

$3.99-$8.99 / Month

9.1

32 Reviews

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Send restock alerts, low stock via email, web push, notify me Show more

Yanet: Back in Stock Alerts is a user-friendly app designed to keep your customers informed about out-of-stock products efficiently. In just two minutes, you can set up the app and allow customers to subscribe for alerts, ensuring they receive immediate notifications when items are restocked. With customizable features, including button design and live preview, you can seamlessly integrate it with your brand’s theme. The app supports notifications via email, SMS, and web push, providing flexibility across mobile and desktop platforms. It also offers valuable insights through detailed reports and supports multiple languages, enhancing its accessibility for a global audience. Additionally, Yanet provides around-the-clock customer support to ensure you maximize your use of its features. With its comprehensive notifier functionalities, this app is an effective tool for enhancing customer satisfaction and boosting sales.

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Multi-language support

Customizable notifications

Low stock alerts

Back in stock

Live performance report

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Ordersify: Restocked Alerts

$9.99-$39.99 / Month

9.1

741 Reviews

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Avoid lost sales by using back in stock and Preorder campaigns Show more

Ordersify: Restocked Alerts is a versatile app designed to enhance inventory management and customer engagement for businesses. The app allows you to effortlessly send restock notifications, keeping customers informed and engaged. It also facilitates the creation of pre-order and coming-soon campaigns to build anticipation for new or returning products. Automated alerts and email reports for low-stock and out-of-stock items streamline inventory operations, saving valuable time for merchants. Customers can easily see product availability with a low-stock bar and product badges indicating statuses like "coming soon," "pre-order," and "out of stock." Ordersify supports notifications with your email domain and branding in over 10 languages, including English, Chinese, and German, ensuring widespread applicability. Additionally, it offers support for multiple locations and allows notifications from specific warehouses, providing a comprehensive solution for stock management and customer communication.

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Multi-language support

Multi-location support

Restock notifications

Pre-order campaigns

Coming soon campaigns

Low-stock alerts

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Alert Me! Restock Alerts

$4.99-$29.99 / Month

9.1

383 Reviews

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Trigger automatic & real-time back in stock + restock alerts Show more

Alert Me! Restock Alerts is a powerful tool designed to send automatic, real-time notifications to customers when their favorite products are back in stock. Customers can effortlessly sign up for unlimited alerts using straightforward forms available on your product and collection pages. As soon as you restock an item, the app automatically triggers notifications, ensuring a seamless, hands-free experience. This not only helps in boosting sales but also enhances customer satisfaction by making it easier for them to purchase products they love. Alert Me! offers customization options, allowing you to change alert colors to fit your brand aesthetic. The app also provides insightful analytics, helping you identify and plan for the most requested out-of-stock items. Backed by a dedicated support team, Alert Me! Restock Alerts makes setting up your first alerts and growing your business a breeze.

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Automatic alerts

Real-time notifications

Customizable alerts

Inventory analytics

Sign-up forms

Hands-free setup

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MSG91

8.2

11 Reviews

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Alerts & Abandoned Cart via SMS, Whatsapp, Voice, Email Show more

MSG91 is a versatile communication platform designed to enhance customer engagement through multiple channels, including Email, SMS, Voice, RCS, and WhatsApp. It provides businesses with the tools to send personalized messages for key customer interactions such as abandoned checkout alerts, signup greetings, order updates, cancellations, and refund alerts. Focused on innovation and user-friendly services, MSG91 also offers a dedicated OTP platform for seamless two-factor authentication. With the ability to automate SMS based on country codes and deliver content customized to each recipient, MSG91 facilitates effective communication across 190+ countries. By leveraging these advanced capabilities, businesses can boost their sales and improve customer relationships through targeted and engaging messaging strategies. Happy Messaging!

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Abandoned checkout alerts

Signup greetings

Abandoned cart alerts

Order related alerts

Order cancellation alerts

Refund alerts

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The Watchlyst ‑ Price Alerts

$5 / Month

7.7

39 Reviews

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Price drop alerts to bring back customers Show more

The Watchlyst ‑ Price Alerts app is designed to convert potential customers by engaging them with personalized price drop alerts. When visitors browse a store, they can opt to receive alerts by setting their target price for selected products. The app vigilantly monitors price changes and automatically notifies subscribers via email when their desired pricing conditions are met. This smart tool helps businesses never miss a sale due to pricing issues by bringing back lost customers and converting unsold inventory into revenue. It also allows store owners to capture leads effectively, measure demand, and track product interest in real-time. Seamlessly integrated with your brand's aesthetic, you can customize buttons, forms, and emails to enhance customer interaction. The Watchlyst offers a quick setup process and operates fully automatically, ensuring a hassle-free experience that builds loyalty through thoughtful engagement.

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Price drop alerts

Personalized emails

Lead capture

Real-time tracking

Target price subscription

Automated price monitoring

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Notifi: Back in Stock Alerts

$6.99-$49.99 / Month

7.2

15 Reviews

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Automatically send back in stock alerts Show more

Notifi: Back in Stock Alerts is a dynamic tool designed to help businesses effectively manage customer demand and engagement. By offering customizable widgets and email templates, the app seamlessly collects leads and automatically alerts customers when desired products are back in stock. Its multilingual support ensures that notifications resonate with customers in their native languages, enhancing communication and satisfaction. The included analytical dashboard provides valuable insights into conversion rates, empowering businesses to refine their strategies and improve sales performance. With its user-friendly interface and powerful features, Notifi: Back in Stock Alerts makes it easy for businesses to keep customers informed and engaged, driving repeat purchases and fostering brand loyalty.

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Email templates

Custom widgets

Collect leads

Analytical dashboard

Multilingual notifications

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Entafix: Back in Stock Alerts

$7.9-$24.9 / Month

8.2

1 Reviews

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Send back in stock alerts to customers and recover lost sales!

Quick installation

Customizable templates

Notify me button

Automatic email alerts

Discount code offers

Product notification list

Install App

Rulo ‑ Low Stock Alerts

$2 / Month

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Get email alerts when you’re running out of stock Show more

Rulo ‑ Low Stock Alerts is an intuitive app designed to help you manage inventory effortlessly by providing timely notifications of low-stock items. Customize when and where you receive alerts, ensuring you're always prepared for restocks and never miss critical moments. With instant restock alerts delivered straight to your email, you can set product count thresholds to tailor notifications according to your needs. The user-friendly dashboard offers a clear overview of items that are running low, keeping you informed and in control of your stock levels at all times. Streamline your inventory management with Rulo and minimize disruptions due to stock shortages. Perfect for businesses that prioritize efficiency and are keen to maintain optimal inventory levels.

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Email restock alerts

Set notification preferences

View low stock items

Install App

Simple Alerts

$19.99-$49.99 / Month

9.1

9 Reviews

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Real-time sale alerts on YouTube, TikTok & Twitch Show more

Simple Alerts is a powerful app designed to elevate your live streaming experience on YouTube, TikTok, and Twitch by providing real-time order notifications. Tailored for e-commerce, it amplifies viewer interaction with instant purchase acknowledgments, enhancing the overall viewing experience. The app offers extensive customization options, allowing you to maintain brand consistency through personalized alert designs. It features a live order counter, encouraging community engagement by showcasing order goals. With sophisticated filters, you can specify alerts based on products, collections, and creator codes, ensuring the right messages reach your audience. Seamlessly integrating with popular streaming platforms, Simple Alerts simplifies setup, enabling you to concentrate on showcasing your product and interacting with your audience. For dynamic and personalized live selling, this app is an indispensable addition to any streamer's toolkit.

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Extensive filters

Multi-platform alerts

Custom alert designs

Live order counter

Easy streaming integration

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Shopify Critical alerts apps

Related Categories

Price

Based on reviews

Showing 1 to 20 of 1 Apps

Checkout Blocks (Plus Plan)

Inline ‑ Critical CSS

Critical.net

Ultimate Product Warning

Essential Search Optimization

Widgetic (Post It Notes)

TMD Product Extra Information

Post It Notes

Noibu

Vye: Automated Email Alerts

Swym Back in Stock Alerts

Yanet: Back in stock alerts

Ordersify: Restocked Alerts

Alert Me! Restock Alerts

MSG91

The Watchlyst ‑ Price Alerts

Notifi: Back in Stock Alerts

Entafix: Back in Stock Alerts

Rulo ‑ Low Stock Alerts

Simple Alerts