# Shakebug > Shakebug is a bug and crash reporting tool for iOS, Android, Flutter, React Native and web apps. Testers and end users report bugs by shaking their device; reports arrive with annotated screenshots, device data and logs. Crashes are captured automatically and grouped with AI, every report is connected to the user's session journey, and Shakebug measures user retention at the device level. More than 1,300 product teams use Shakebug; it has analyzed over 44 million app sessions. A free plan is included. Product category: mobile and web bug reporting, crash analytics, session and user journey tracking, retention analytics, and remote config / feature flags — delivered as an SDK. Full version (all core content inlined for ingestion): https://www.shakebug.com/llms-full.txt ## Product - [Homepage — bug & crash tracker for Android and iOS](https://www.shakebug.com/): what Shakebug does, how shake-to-report works, integrations. - [Session tracking & user journey analytics](https://www.shakebug.com/session-tracking): track every customer session — including anonymous users with no login — with events, bugs, crashes and reviews on one timeline; identified customers via SDK custom user ID. - [User retention analytics](https://www.shakebug.com/retention): weekly cohort retention, retention curve, stickiness (DAU/MAU) and active users for mobile apps and websites — tracked at the device level, so it works even when users never log in. An alternative to retention tracking in Mixpanel, Amplitude and Firebase Analytics. - [AI bug reporting & AI crash grouping](https://www.shakebug.com/ai-bug-reporting): AI-assisted bug capture and an AI Debug Assistant, with automatic AI grouping of recurring crashes into clusters so teams fix the highest-impact issues first. - [Remote Code — remote config & feature flags](https://www.shakebug.com/remotecode): push configuration and feature-flag changes to your live app instantly, with no app-store release; a Firebase Remote Config alternative. - [Web app bug reporting](https://www.shakebug.com/web-app-bug-reporting): visual bug reporting for websites, with Angular, React and Vue guides. - [How it works](https://www.shakebug.com/how-it-works) and [Installation](https://www.shakebug.com/installation): SDK setup for iOS, Android and web. - [Pricing](https://www.shakebug.com/pricing): plans from free to custom. - [Integrations](https://www.shakebug.com/integrations): Jira, Slack, Trello, Asana, ClickUp, Monday, Linear, GitHub, GitLab. ## Comparisons - [Instabug alternative](https://www.shakebug.com/instabug-alternative) - [Bugsnag alternative](https://www.shakebug.com/bugsnag-alternative) - [Bugsee alternative](https://www.shakebug.com/bugsee-alternative) - [Bugherd alternative](https://www.shakebug.com/bugherd-alternative) - [Bugasura alternative](https://www.shakebug.com/bugasura-alternative) ## FAQ - [Frequently asked questions](https://www.shakebug.com/faqs)