Buoy is an in-app developer toolbox for mobile and web apps. Inspect network requests, logs, and app state as your app runs, with tools for React Native and Expo plus Flutter support in beta. Use Buoy on your phone or desktop, or connect it to your coding agent.
Buoy provides in-app devtools for React Native, Expo and (beta) Flutter to inspect network, logs, storage and app state on mobile or desktop.
- for
- React Native developers, QA, support teams, and mobile app teams needing runtime inspection.
- pricing
- freemium · free trial
- license
- open source
- v2.0.17Buoy Desktop 2.0.17a month ago
- v2.0.16Buoy Desktop 2.0.16a month ago
- v2.0.15Buoy Desktop 2.0.15a month ago
works withReact NativeExpoClaude CodeCursorCodex
Key features
6 features of Buoy
- Network inspector — Shows fetch/XHR calls, headers, bodies and timing without a proxy, with unlimited capture on paid plans.
- Console & logs — Displays app logs and state in real time on phone or desktop.
- Storage viewer — Lists storage keys and values, with read/write/delete on paid plans.
- React Query tool — Explore, refetch and invalidate queries directly from the app.
- Performance bench — Records FPS, CPU and memory to compare runs on real devices.
- Custom tools — Add your own React components as Buoy tools for unlimited extensibility.
Use cases
- Debug a production bug by viewing network requests and logs in a release build
- QA staff reproduce customer issues without code changes
- Support agents inspect app state to assist users
- Benchmark performance before and after a code change
- Allow AI coding agents like Claude or Cursor to control the app via MCP
Buoy pricing
- Free$0Development builds only · Last 25 network requests · Desktop dashboard with same limits
- Solo$9/mo/monthUnlimited request capture · MCP for AI agents · Release-build support
- Business$45/seat/mo/monthCompany license · Priority bug fixes · Seat-based pricing and SSO
Buoy vs alternatives
 Buoy |  Fluent CI |  Keel |  Calljmp | |
|---|---|---|---|---|
| Best for | In-app inspection of mobile apps | CI/CD pipeline scripting | Backend infrastructure | AI-driven code assistance |
| Pricing | Freemium | Free | Subscription | Free |
| DevHunt upvotes | 1 | 158 | 46 | 35 |
| Launched | Sep 2029 | Jan 2024 | Mar 2024 | Feb 2026 |
- Buoy vs Fluent CI: Fluent CI focuses on CI/CD pipelines, not in-app runtime inspection.
- Buoy vs Keel: Keel provides backend services and team tools, not client-side inspection tools.
- Buoy vs Calljmp: Calljmp offers AI agents for code, but Buoy embeds tools directly in the app for live debugging.
Buoy FAQ
Does the Free plan expire?+
No, it never expires and requires only a free account, but it has limits like the last 25 requests.
Do I need a credit card to start?+
A card is only needed for the 14-day Solo or Business trial; the Free plan is card-free.
Will Buoy work in my production app?+
Yes, with a Solo or Business plan you can run supported React Native tools in release builds.
Do I need a proxy or certificate for network capture?+
No, Buoy records fetch and XHR calls directly inside the app.
Can I build my own Buoy tools?+
Yes, you can add custom tools via the FloatingDevTools component at no extra cost.
Is my captured data sent to Buoy servers?+
No, data stays on the device and your desktop; Buoy’s servers only validate your key.
Summarized by DevHunt from buoy.gg · Sep 28, 2026. Details may change; check the official site.
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