Shopify Customizable functions apps 2025

Function Lab

Automatic Discount functions, written in JSON Show more

Function Lab is a versatile app designed to simplify the process of replacing scripts with functions, allowing users to effortlessly create their own functions without the hassle of deployment. With its intuitive JSON editor, users can easily generate functions tailored to their specific needs. Currently, the app offers the ability to create Automatic Discounts, and soon plans to introduce features like Delivery Customizations, Payment Customizations, and Discount Codes. Function Lab provides a do-it-yourself function editor, giving you full control over your functions. For added convenience, you can copy and paste common functions from the app's extensive sample library. Available to all Shopify plans, Function Lab enhances your ability to manage online store functionalities with ease.

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Automatic discounts

Diy function editor

Sample functions library

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SupaEasy: Functions Generator

$49-$99 / Month

8

63 Reviews

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From script to function: generate & migrate functions codeless Show more

SupaEasy: Functions Generator is an innovative app designed to simplify the transition from Shopify Scripts, set for deprecation in August 2025, to new, customizable functions without the need for coding expertise. Whether you're using Shopify Plus or seeking advanced features as a Shopify merchant, SupaEasy empowers you to generate personalized functionalities for discounts, payments, delivery, and validation. The app offers multiple ways to create functions: manually, with a migrator, through presets, or by utilizing the built-in AI assistant. Simply describe your needs in the text field, and the AI will craft the appropriate function, giving you full control over your store’s checkout process. With the capability to migrate old scripts through simple copy-pasting, SupaEasy is a comprehensive solution for managing diverse discount strategies and customization demands. It supports various discount types, including BOGO, fixed pricing, free shipping, and more, while also facilitating effective campaign management and localization efforts across all Shopify plans.

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Ai function generation

Script migration

Codeless customization

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Functions Hub | xapps

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Flexible discount creation for products, orders, bundles.

Bundle discounts

Order discounts

Product discounts

Discount templates

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Checkout Engine

$7.99-$27.99 / Month

7.8

1 Reviews

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Dynamic checkout page: checkout upsells, functions, rules, etc Show more

Checkout Engine is a powerful tool designed to boost your store's revenue by integrating upsell deals directly into the checkout process. With its intuitive and customizable options, you can easily align the look and feel of upsell offers with your store's branding, targeting customers at critical conversion points. Whether promoting individual products or site-wide selections, Checkout Engine attracts visitors with compelling upsell opportunities. The app offers insightful analytics to monitor and enhance your store's performance, ensuring you harness growth opportunities. Moreover, it helps increase average order value through product recommendations and dynamic content, fostering greater trust with free shipping offers. You can also customize the checkout page by adding social links and payment icons, while Shopify Functions allows for the modification of delivery and payment methods. Overall, Checkout Engine equips you with the tools needed to optimize conversions and revenue effectively.

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Detailed analytics

Exclusive offers

Checkout upsells

Custom fields

Dynamic content

Shopify functions

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Function Junction

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Replace script with functions for discounts, shipping and more Show more

Function Junction is a powerful app designed to simplify the transition from traditional scripts, allowing you to create custom store functions for discounts, shipping, and bundles with ease. With no coding required, users can quickly get started using ready-made templates or by crafting functions from scratch to fit their specific business needs. The app enables seamless migration of existing scripts, ensuring a hassle-free upgrade to more efficient and customizable solutions. Whether you want to tweak existing operations or forge entirely new workflows, Function Junction offers a versatile platform for enhancing your store's functionalities. Available to all Shopify plans, this user-friendly function builder provides advanced capabilities that can streamline your store’s customization processes. Make your online store more efficient and adaptive with the comprehensive tools offered by Function Junction.

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Ready-made templates

Seamless migration

No coding

Custom functions

Advanced capabilities

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Checkout Blocks

$99-$499 / Month

7.7

37 Reviews

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Dynamic checkout page: checkout upsells, functions, rules, etc Show more

Checkout Blocks is a powerful Shopify Plus app designed to transform your checkout and thank you pages into optimized sales channels. With its intuitive drag-and-drop interface, merchants can easily incorporate Checkout Blocks™ to display upsells, offer free shipping, add custom fields, and present dynamic content using Liquid. The app allows for advanced customer segmentation based on various factors, such as products in cart, UTM parameters, shipping country, currency, and language, enhancing personalization and targeting strategies. Checkout Blocks also facilitates seamless migration of script editor changes with a no-code solution for delivery and payment customization, leveraging Shopify Functions. This enables businesses to hide, rename, or reorder delivery and payment methods without technical hassle, ensuring a streamlined checkout experience. By utilizing address validation features, merchants can block unsupported address types to improve deliverability. Ultimately, Checkout Blocks aims to boost revenue and average order value through upsells, AI product recommendations, and dynamic content that fosters customer trust and enhances conversion rates.

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Customer segmentation

Free shipping

Checkout upsells

Ai recommendations

Custom fields

Dynamic content

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Checkout Builder

$49-$149 / Month

7.8

5 Reviews

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Edit Checkout: Add Upsells, Sections, Fields, Branding & more

Conditional logic

Live preview

Custom fields

No-code customization

Branding editor

Custom sections

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Checkout Extensions Plus

$99-$399 / Month

7.8

2 Reviews

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Customize checkout page with trust badges, branding and banner Show more

Checkout Extensions Plus is designed to elevate your e-commerce store’s checkout experience by providing robust customization options aimed at increasing conversion rates. With this app, merchants can effortlessly integrate custom content such as trust badges, images, and banners to boost customer confidence during the checkout process. It allows the concealment of specific payment or delivery methods based on predefined customer or cart conditions, offering a tailored checkout journey. Users can add personalized input fields for gift messages or special delivery instructions, enhancing customer satisfaction and order precision. Moreover, the app affords complete control over the branding and font settings of the checkout profiles, ensuring they align with the store’s overall aesthetic. Additionally, merchants can block certain address types from completing the checkout, minimizing errors and fraudulent activities. Checkout Extensions Plus empowers businesses to refine their checkout operations, ultimately fostering a seamless and secure purchasing experience for customers.

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Delivery instructions

Trust badges

Gift messages

Custom content

Hide methods

Brand control

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CDE

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Easy customer registration Show more

CDE is a seamless and dynamic application designed to enhance the user experience by providing essential account management functionalities without any page reloads. With this app, users can effortlessly register and log in to their accounts, ensuring a smooth onboarding process. If a password is forgotten, the recovery process is swift and straightforward. The app also allows users to update personal information and manage their addresses directly from their account page. By eliminating the need for page reloads, CDE offers a fast and efficient user experience, making account management tasks quick and hassle-free. The intuitive interface and streamlined processes make it an ideal solution for users seeking efficiency and ease of use in their digital interactions.

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User registration

User login

Forgot password

Edit user info

Edit addresses

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BrandAI‑Search

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Display search data to make search functions more efficient. Show more

BrandAI-Search is a powerful tool designed to enhance your understanding of user search behavior by providing comprehensive data insights. The app highlights various aspects such as top searches, searches yielding no results, and products that are most frequently clicked after searches. By comparing search volumes with product click rates, BrandAI-Search helps evaluate the effectiveness of search-related product configurations. This data-driven approach enables you to optimize product names and assortments, ensuring users find what they are looking for more quickly. Additionally, BrandAI-Search offers valuable insights into search click conversion rates, allowing you to fine-tune your search strategies for improved customer satisfaction. With detailed reports on search terms and their corresponding product numbers, it covers the number of searches and profiles the search users in detail. This comprehensive analysis supports more strategic decision-making for enhancing product visibility and user experience.

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Zhenyi Erp

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Zhenyi ERP integrated with all apis Show more

Zhenyi ERP is a comprehensive solution designed for merchants to streamline the management of multiple stores effectively. It allows merchants to integrate and summarize orders from all their outlets seamlessly, providing a centralized platform for product management, whether it's adding new items to shelves, adjusting inventory levels, or modifying product details. With its robust sales data analytics, businesses can efficiently organize and optimize their operations for better performance. Additionally, Zhenyi ERP enhances store security by reducing the need for multiple employees to access Shopify's back office directly. Furthermore, the system facilitates the synchronization of orders across all stores and centralizes product information management. It also incorporates complete supply chain and warehouse management capabilities, offering a holistic approach to optimizing operations.

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Order synchronization

Centralized management

Sales analysis

Inventory adjustment

Supply chain integration

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Fastify: SEO Onpage

$19.99 / Month

7.3

309 Reviews

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Fix SEO, Optimize SEO Onpage issues to increase more traffic Show more

Fastify: SEO Onpage is a powerful app designed to enhance your website's SEO performance with minimal effort. It automatically scans for SEO issues and provides actionable suggestions to address them, ensuring your site meets best practices. The app optimizes images across your entire site, including products, collections, and articles, to improve loading times while offering an automatic backup feature for safety. For content, simply input your Focus Keyword and let Fastify provide tailored suggestions to enhance SEO effectiveness and outperform competitors. Operating seamlessly in the background, the app auto-optimizes your website for ongoing improvements. A user-friendly start guide helps you configure settings without any coding expertise required. Additionally, you can track your SEO results over time with daily performance checks.

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Image compression

Content suggestions

Auto seo scan

Auto optimization

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Joyingbox

$4.49 / Month

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China cross-border logistics delivery and management platform Show more

Joyingbox is an innovative logistics management app designed to provide real-time visibility into the logistics status and data statistics of all your orders. It offers a transparent view of freight costs by simulating and calculating them in real time, ensuring that you can efficiently manage logistics expenses. The app intelligently routes shipments based on pre-established logistics plans, optimizing routes to enhance delivery efficiency. By synchronizing with store orders, Joyingbox streamlines the shipment process through a seamless store authorization relationship. Additionally, the app enables real-time price comparisons and dynamically matches the optimal logistics solutions using predefined rules. Joyingbox also enhances customer experience by providing real-time updates at each tracking node and delivering proactive services to consumers.

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Order synchronization

Real-time tracking

Optimal logistics

Data statistics

Freight calculation

Intelligent routing

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AddUp Checkout Customizer

$19-$49 / Month

(2/5)

1 Reviews

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Create & customize checkout elements, upsells, functions, etc. Show more

The AddUp Checkout Customizer app offers a comprehensive solution for enhancing your Shopify store's checkout experience. Effortlessly adjust your shipping and payment methods by hiding, renaming, or reordering them to suit your operational needs. It empowers users to create dynamic and customized discount strategies, including product conditional, tiered, and code-pattern-based discounts, to attract more customers and boost sales. Designed specifically for B2B users, the app provides tools to capture essential information via custom form fields and strategically upsell products with custom line items directly at checkout. Enhance your brand presence with customized B2B checkout branding, ensuring a professional and cohesive look throughout the purchase process. The app also facilitates the seamless migration of your existing Scripts editor script for shipping and payment customization, ensuring smooth transitions without disruptions. Increase your store's average order value and revenue with this versatile tool, perfectly tailored for modern businesses aiming to streamline and enrich their online shopping journey.

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Customize checkout elements

Integrated upselling

Custom fields addition

Conditional shipping options

Conditional payment methods

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Checkout Pro Rule & Blocks App

$10-$49 / Month

7.8

1 Reviews

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Checkout rules,checkout extensions,functions & checkout blocks Show more

Checkout Pro Rule & Blocks App revolutionizes your checkout experience, offering a dynamic and customizable interface for your e-commerce store. With its array of features, you can effortlessly display clickable coupons, motivating customers to finalize their purchases with ease. The app allows merchants to gather vital shopper data, crafting a tailored shopping journey for every customer. Personalize checkout content in real-time to match varying e-commerce scenarios and give customers the ability to adjust line items directly within the checkout page. Control your payment processes seamlessly by hiding or reordering payment gateways, ensuring preferred methods are easily accessible. Additionally, enhance your promotional strategy with exclusive prepaid discounts for those selecting specific online payment options. Designed for versatility, this app supports displaying images, banners, and texts based on predefined rules and lets customers modify their purchase without disruptions, making it a comprehensive solution for merchants aiming to provide an optimized checkout process.

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Show clickable coupons

Gather essential data

Customize content dynamically

Modify line items

Payment gateway management

Exclusive prepaid discounts

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Discount Genie Functions

7.8

4 Reviews

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Increase your profits with advanced discount strategies Show more

Discount Genie Functions is a powerful app designed to simplify the creation of various discount types in your Shopify store. By utilizing Shopify Functions, this app allows you to easily implement volume discounts, tiered pricing, BOGOs, and customizable order and product discounts. Whether you're targeting retail or wholesale clients, Discount Genie empowers you to manage discounts effectively with just a few clicks. Leave behind outdated checkout scripts and bring a fresh upgrade to your store's checkout experience that your customers will appreciate. The app is fully compatible with Shopify 2.0 themes, new checkout layouts, and extensions, ensuring seamless integration and user experience. Gain quick access to all the discounts created within the app, and enjoy functionality that supports both online and POS systems. Explore the robust discount capabilities with Discount Genie Functions today!

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Volume discounts

Quantity breaks

Tiered pricing

Pos compatibility

Order discounts

Easy discount creation

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Function Lab

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Automatic Discount functions, written in JSON Show more

Function Lab is a versatile app designed to simplify the process of replacing scripts with functions, allowing users to effortlessly create their own functions without the hassle of deployment. With its intuitive JSON editor, users can easily generate functions tailored to their specific needs. Currently, the app offers the ability to create Automatic Discounts, and soon plans to introduce features like Delivery Customizations, Payment Customizations, and Discount Codes. Function Lab provides a do-it-yourself function editor, giving you full control over your functions. For added convenience, you can copy and paste common functions from the app's extensive sample library. Available to all Shopify plans, Function Lab enhances your ability to manage online store functionalities with ease.

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Automatic discounts

Diy function editor

Sample functions library

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Checkout Functions

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Hide payment gateways and shipping methods with complex rules Show more

Checkout Functions is a versatile app designed to empower Shopify merchants by providing enhanced control over payment options during the checkout process. With this app, merchants can strategically hide specific payment gateways based on a variety of checkout conditions, such as the Shopify market, cart specifics, and customer details. By utilizing complex conditional rules, sellers can customize the availability of payment methods to better align with business strategies and customer preferences. Built using native Shopify Functions, the app ensures seamless integration and optimal performance within the Shopify ecosystem. Checkout Functions not only improves operational efficiency but also enhances the overall shopping experience by presenting customers with the most relevant payment options. This capability can be vital in optimizing checkout flows, reducing cart abandonment, and ultimately increasing conversion rates.

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Hide payment gateways

Conditional checkout rules

Target specific gateways

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TinyCookie: GDPR Cookies Bar

$7-$12 / Month

7.9

132 Reviews

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Fully customizable, GDPR+ compliant cookie consent banner. Show more

TinyCookie: GDPR Cookies Bar is an efficient, one-click solution designed to ensure compliance with GDPR and similar regulations worldwide. It allows websites to display a sleek, professional cookie consent banner for first-time visitors, which stays visible until consent is explicitly provided. The app features extensive customization options that allow seamless integration into any brand’s aesthetic, with capabilities to adjust colors, preferences, and options for enhanced user experience. Users can easily link the banner to detailed cookie policy and terms & conditions pages, ensuring transparency and trust. Moreover, TinyCookie supports multilingual translations, making it accessible and user-friendly across different regions. This app simplifies managing cookie consent while enhancing the adherence to privacy norms, offering full compliance with the European ePrivacy directive and beyond. With TinyCookie, setting up and maintaining a compliant cookie consent process is as straightforward as it is robust.

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One-click installation

Multilingual support

Customizable banner

Full compliance

Link to policy

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Awesome Quantity Breaks

$19.99 / Month

7.5

33 Reviews

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Customizable Volume Discount App to Increase your AOV! Show more

Awesome Quantity Breaks is a powerful app designed to enhance your e-commerce store by customizing product quantities and boosting average order values. With easy installation and no developer expertise required, the app seamlessly integrates into your product pages, enhancing user experience from the first interaction. It offers dynamic cross-selling and bundling features, enabling you to maximize sales with ease. Choose specific product collections eligible for discounts and apply reductions directly in the cart based on the quantity purchased. Completely customizable, Awesome Quantity Breaks allows you to create a unique shopping experience that aligns with your brand. Whether accessed via computer, tablet, or mobile, it ensures a smooth and responsive performance on all screens. Plus, expert assistance is readily available to support your store's growth every step of the way.

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Customizable design

Responsive design

Customizable quantity discounts

Boosts average order value

No developer installation

Integrated cross-selling

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Shopify Customizable functions apps

Related Categories

Price

Based on reviews

Showing 1 to 20 of 1 Apps

Function Lab

SupaEasy: Functions Generator

Functions Hub | xapps

Checkout Engine

Function Junction

Checkout Blocks

Checkout Builder

Checkout Extensions Plus

CDE

BrandAI‑Search

Zhenyi Erp

Fastify: SEO Onpage

Joyingbox

AddUp Checkout Customizer

Checkout Pro Rule & Blocks App

Discount Genie Functions

Function Lab

Checkout Functions

TinyCookie: GDPR Cookies Bar

Awesome Quantity Breaks