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Head-to-head · gRPC Tools

Kreya vs BloomRPC Extended

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Kreya #2 in gRPC Tools 9.2/10 Free plan · 10-day trial Free planFree trial✓ 0 of 6 features Visit Kreya
BloomRPC Extended #4 in gRPC Tools 8.5/10 Free plan Free plan✓ 2 of 6 features Visit BloomRPC

Kreya leads on 0 checks, BloomRPC Extended on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreKreya · 9.2/10
  • Free planboth
  • Free trialonly Kreya
  • Most featuresBloomRPC Extended · 2 of 6

Kreya scores higher on our rubric for grpc tools: 9.2 against 8.5 out of 10; our editors rank them #2 and #4.

Kreya is the better fit for teams wanting broad API testing and CI workflows. BloomRPC Extended is the better fit for free desktop users needing complete RPC coverage.

  • Kreya fits best

    Teams wanting broad API testing and CI workflows

  • BloomRPC Extended fits best

    Free desktop users needing complete RPC coverage

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Kreya 9.2/10 Visit ↗ BloomRPC Extended 8.5/10 Visit ↗
At a glance
Editor score 9.2 8.5
Ranking #2 in gRPC Tools #4 in gRPC Tools
Best for Teams wanting broad API testing and CI workflows Free desktop users needing complete RPC coverage
Pricing model Free plan + paid Free
Starting price $5/user/mo Free plan
Free plan ✓ ✓
Free trial 10 days —
Deployment Desktop Desktop
Platforms Windows, macOS, Linux Windows, macOS, Linux
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business
Features Kreya 0/6 · BloomRPC Extended 2/6
gRPC-Web support Not checked yet ✓ (best)
Server reflection Not checked yet ✓ (best)
Mock server — Not checked yet
Protobuf editor Not checked yet Not checked yet
Load testing Not checked yet Not checked yet
CI integration Not checked yet Not checked yet
Specs
Deployment model Not checked yet Desktop
Our review
Pros
  • Supports gRPC, REST, GraphQL, WebSocket, and Server-Sent Events
  • Imports OpenAPI, GraphQL, protobuf, and gRPC reflection definitions
  • Runs headless CLI tests with JUnit reports in CI/CD
  • Supports unary, server-streaming, client-streaming, and bidirectional calls
  • Includes gRPC-Web, reflection, TLS/SSL, metadata, and environments
  • Runs on Windows, macOS, and Linux as open-source desktop software
Cons
  • The Free plan includes only the latest request history
  • Scripting, collections, snapshot testing, and the full CLI require Pro
  • Desktop-first workflow may not suit teams seeking a browser-based client
  • Does not provide verified testing features
  • Does not include CI workflows
  • Lacks mocking and load-testing features
Our verdict

Kreya is a desktop API client for developers and teams working across gRPC, REST, GraphQL, WebSocket, and Server-Sent Events APIs. It supports API definition imports, environment-based request configuration, authentication management,…

Read the review →

BloomRPC Extended is an open-source desktop GUI client for developers who explore and query gRPC services. It covers native unary, server-streaming, client-streaming, and bidirectional RPC calls, while also supporting gRPC-Web. The…

Read the review →
  1. KreyagRPC Tools 9.2Free plan · 10-day trial
  2. BloomRPC ExtendedgRPC Tools 8.5Free plan

Strengths and trade-offs

  • Kreya — where it wins

    • Supports gRPC, REST, GraphQL, WebSocket, and Server-Sent Events
    • Imports OpenAPI, GraphQL, protobuf, and gRPC reflection definitions
    • Runs headless CLI tests with JUnit reports in CI/CD

    Where it doesn't

    • The Free plan includes only the latest request history
    • Scripting, collections, snapshot testing, and the full CLI require Pro
    • Desktop-first workflow may not suit teams seeking a browser-based client

  • BloomRPC Extended — where it wins

    • Supports unary, server-streaming, client-streaming, and bidirectional calls
    • Includes gRPC-Web, reflection, TLS/SSL, metadata, and environments
    • Runs on Windows, macOS, and Linux as open-source desktop software

    Where it doesn't

    • Does not provide verified testing features
    • Does not include CI workflows
    • Lacks mocking and load-testing features
  • Kreya9.2/10 · Free plan · 10-day trial

    A broad desktop API client for gRPC, REST, GraphQL, WebSocket, and SSE workflows.

    Visit KreyaFull verdict →
  • BloomRPC Extended8.5/10 · Free plan

    A free, open-source desktop client with broad gRPC and gRPC-Web coverage.

    Visit BloomRPCFull verdict →

More comparisons

All gRPC tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update