> ## Documentation Index > Fetch the complete documentation index at: https://help.retainful.com/llms.txt > Use this file to discover all available pages before exploring further. # Welcome to Retainful > Retainful is the customer retention platform for ecommerce. Recover abandoned carts, send email campaigns, automate customer journeys, and grow your audience. Retainful helps ecommerce stores turn one-time buyers into repeat customers. Connect your Shopify or WooCommerce store, and Retainful tracks your customers, carts, and orders so you can recover lost sales, send beautiful email campaigns, and automate your customer journeys — all from one dashboard. ## What can you do with Retainful? Automatically remind shoppers who left items behind and bring them back with a personalized email and a one-click recovery link. Design newsletters, sale announcements, and product launches with a drag-and-drop editor, then send them to exactly the right audience. Build welcome series, win-back flows, and post-purchase follow-ups with a visual builder — no code needed. Capture new subscribers with popups and signup forms, then organize them with lists and smart segments. Generate unique, single-use discount codes inside your emails to drive the next purchase. Go beyond the inbox with WhatsApp messages powered by the same automations. ## New to Retainful? Set up your account and send your first email in about 15 minutes. Install Retainful on your Shopify store in a few clicks. Link your WooCommerce store with the Retainful plugin. ## Set up for success Before you send your first campaign, take a few minutes to set up your sending foundation. It makes the difference between landing in the inbox and landing in spam. Link [Shopify](/integrations/shopify) or [WooCommerce](/integrations/woocommerce) so Retainful can sync your customers, orders, and products. Add a few DNS records to [send emails from your own domain](/email-setup/sending-domains). This dramatically improves deliverability. Bring your existing subscribers with you using the [import wizard](/audience/import-contacts). Start with [abandoned cart recovery](/automations/abandoned-cart-recovery) — it works around the clock from day one. ## For developers Building a custom integration or sending events from your own systems? Head to the [Developer documentation](/developers/overview) for the REST API reference, authentication, event types, and webhooks. REST API reference, authentication, rate limits, events, and custom integrations. Retainful helps ecommerce stores turn one-time buyers into repeat customers. Connect your Shopify or WooCommerce store, and Retainful tracks your customers, carts, and orders so you can recover lost sales, send beautiful email campaigns, and automate your customer journeys — all from one dashboard. ## What can you do with Retainful? Automatically remind shoppers who left items behind and bring them back with a personalized email and a one-click recovery link. Design newsletters, sale announcements, and product launches with a drag-and-drop editor, then send them to exactly the right audience. Build welcome series, win-back flows, and post-purchase follow-ups with a visual builder — no code needed. Capture new subscribers with popups and signup forms, then organize them with lists and smart segments. Generate unique, single-use discount codes inside your emails to drive the next purchase. Go beyond the inbox with WhatsApp messages powered by the same automations. ## New to Retainful? Set up your account and send your first email in about 15 minutes. Install Retainful on your Shopify store in a few clicks. Link your WooCommerce store with the Retainful plugin. ## Set up for success Before you send your first campaign, take a few minutes to set up your sending foundation. It makes the difference between landing in the inbox and landing in spam. Link [Shopify](/integrations/shopify) or [WooCommerce](/integrations/woocommerce) so Retainful can sync your customers, orders, and products. Add a few DNS records to [send emails from your own domain](/email-setup/sending-domains). This dramatically improves deliverability. Bring your existing subscribers with you using the [import wizard](/audience/import-contacts). Start with [abandoned cart recovery](/automations/abandoned-cart-recovery) — it works around the clock from day one. ## For developers Building a custom integration or sending events from your own systems? Head to the [Developer documentation](/developers/overview) for the REST API reference, authentication, event types, and webhooks. REST API reference, authentication, rate limits, events, and custom integrations.