Alteri helps merchants update many products at once by exporting a store's catalog to a spreadsheet, making changes there, and importing those changes back into Shopify. Merchants export their products to a CSV file, edit prices, stock levels, descriptions, or other details in Excel or Google Sheets, then upload the edited file back into the app. Before any changes are saved, the app shows a preview of exactly which products will be created and which will be updated, so merchants can co

• Export your product catalog to a spreadsheet Download all your products, or just
• Preview every change before it's saved See exactly which products will be create
• Update products in bulk through a spreadsheet Make changes to prices, stock leve

When stock runs low, two shoppers can end up racing for the same item — and one of them ends up disappointed after paying for something you can't actually ship. Cart Reserve fixes this. The moment a shopper opens their cart, it quietly holds their items for a set number of minutes. If they complete checkout in time, the sale goes through as normal. If they don't, the hold releases automatically and the stock becomes available to others — no manual work, no oversold orders to apologize for.

• Automatic inventory holds that prevent overselling on low-stock items
• Countdown timer shown to shoppers only when stock is actually tight
• Set-and-forget — one setting controls hold time for your entire store