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Buoy vs Calljmp

Calljmp offers AI agents for code, but Buoy embeds tools directly in the app for live debugging.

Which to pick

Pick Buoy if you want…

  • In-app inspection of mobile apps
  • The lower starting price: $9/month against $20/month
  • Integrations with React Native, Expo or Claude Code (on Buoy's list, not Calljmp's)

Pick Calljmp if you want…

  • Code-native AI agent backend
  • AI-driven code assistance
  • Integrations with GraphQL, gRPC or Databases (on Calljmp's list, not Buoy's)

Side by side

What it is
Buoy:Buoy provides in-app devtools for React Native, Expo and (beta) Flutter to inspect network, logs, storage and app state on mobile or desktop.
Calljmp:Calljmp provides a TypeScript-native, managed backend for building, deploying and scaling AI agents and workflows.
Best for
Buoy:In-app inspection of mobile apps
Calljmp:Code-native AI agent backend
Who it’s for
Buoy:React Native developers, QA, support teams, and mobile app teams needing runtime inspection.
Calljmp:SaaS product teams, technical founders, and developer agencies building AI features.
Pricing
Buoy:Freemium
Calljmp:Freemium
Plans
Buoy:Free $0 · Solo $9/mo per month · Business $45/seat/mo per month
Calljmp:Solo $20 per month · Pro $99 per month
Works with
Buoy:React Native, Expo, Claude Code, Cursor, Codex
Calljmp:GraphQL, gRPC, Databases

Buoy features

  • 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.

Calljmp features

  • TypeScript-native agents. Write agents and workflows directly in TypeScript with full type safety.
  • Managed execution & scaling. Calljmp handles agent runtime, state, retries, timeouts and HITL without infrastructure.
  • Observability dashboard. Unified traces, logs, metrics and cost tracking for all agents.
  • Zero-config integrations. Connect to REST/GraphQL/gRPC APIs, databases and services as tools without setup.
  • Human-in-the-loop. Add approval flows and manual reviews into any agent workflow.
  • Memory & knowledge store. Persistent context and vector/hybrid search for documents, APIs and datasets.

Buoy vs Calljmp FAQ

Is Buoy or Calljmp free?+

Buoy has a free plan; paid plans start at $9/month (Solo). Calljmp has a free plan; paid plans start at $20/month (Solo).

Which is cheaper, Buoy or Calljmp?+

Buoy is cheaper to start with: Buoy's Solo plan ($9/month) against Calljmp's Solo plan ($20/month).

Do Buoy and Calljmp integrate with the same tools?+

Their integration lists don't overlap: Buoy lists React Native, Expo, Claude Code, Cursor and 1 more; Calljmp lists GraphQL, gRPC and Databases.

On DevHunt

Buoy

1 upvote · Launching on DevHunt on Sep 11, 2029

Calljmp

35 upvotes · Launched on DevHunt on Feb 24, 2026

Based on each tool's website and DevHunt data. Details may change; check the official sites.