Apps for every store workflow
Extend reviews, marketing, fulfillment, invoices, bundles, sourcing, and operations without rebuilding your store.
Developer docs
Build, submit, publish, and operate marketplace apps with the current LetBuyy app platform contracts.
Getting started
Register, get approved, create an app, submit for review, and operate from Partner Console.
API reference
Use app-token APIs, OAuth install, usage metering, webhooks, and marketplace developer endpoints.
Manifest spec
Declare app URLs, OAuth redirects, scopes, extensions, functions, and version metadata.
Economics
Current in-code default is 85% partner share and 15% LetBuyy platform fee.
Review and trust
Review checks cover manifest integrity, security, data handling, pricing, support, media, and merchant clarity.
The LetBuyy app advantage
LetBuyy covers the core store workflows. For everything specialized, there are marketplace apps.
Reviewed before merchants install
Listings are checked for app scopes, billing clarity, data handling, support paths, and merchant-facing setup.
Recommendations for real growth
Find apps by category, compatibility, install context, and the workflows merchants need next.