Comparison

API Client vs ReqLab

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

API Client

Test REST APIs directly from your mobile device. Paste URLs, select methods, and view detailed responses including status codes, headers, and formatted JSON. Manage environments, save requests, and even import/export cURL commands.

Highlights
  • Paste URL and send requests
  • Smart JSON viewer with search
  • Environment management
  • Collections and history
  • cURL import and export
  • API monitoring
  • Test suites and assertions
  • API docs generator
Features
Read full description

Test any API right from your phone. Paste a URL, hit send, see the response. API Client is a lightweight REST and HTTP tester. No account needed. No cloud sync. No setup. Just open the app and start testing. โ–ธ JUST PASTE & SEND Enter any URL, pick a method (GET, POST, PUT, PATCH, DELETE), and tap Send. See status codes, response time, headers, and formatted JSON โ€” all in one view. โ–ธ SMART JSON VIEWER Collapsible JSON tree with search, tap-to-copy, and syntax highlighting. Format or minify JSON with one tap. Build request bodies visually without typing raw JSON. โ–ธ ENVIRONMENTS Switch between development, staging, and production with one tap. Each environment stores its own base URL, bearer token, API key, and custom headers. Use {{variables}} across all requests. โ–ธ COLLECTIONS & HISTORY Save requests to collections. Pin favorites for quick access. Full history grouped by date with one-tap rerun. Search across all saved requests. โ–ธ cURL IMPORT & EXPORT Paste any cURL command to import instantly. Export any request as cURL to share with your team or use in terminal scripts. โ–ธ API MONITORING Set up automatic health checks for your endpoints. Get push notifications when an API goes down or degrades. Track incidents and recovery times. โ–ธ TEST SUITES & ASSERTIONS Group requests into test suites. Add response assertions โ€” validate status codes, check JSON fields, verify headers. Run all tests with one tap. โ–ธ API DOCS GENERATOR Generate shareable PDF documentation for any endpoint โ€” method, URL, headers, body, response samples, and status codes included. WORKS GREAT FOR โ€ข Developers testing REST APIs from anywhere โ€ข Students learning HTTP methods and API concepts โ€ข QA engineers validating endpoints โ€ข DevOps checking microservice health โ€ข Anyone who needs an API client on mobile WHY API CLIENT? This app runs entirely on your device. Your API keys and tokens stay on your phone. No sign-up required โ€” just open and test. SUBSCRIPTION AND PRICING โ€ข RESTPilot Pro Lifetime โ€” $9.99, one payment โ€ข RESTPilot Pro Monthly โ€” $1.99 per month, renews automatically โ€ข Payment is charged to your Apple Account at confirmation of purchase โ€ข A subscription renews unless it is cancelled at least 24 hours before the end of the current period โ€ข Manage or cancel anytime in your Apple Account settings Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://cosmovex.web.app/apps/restpilot/privacy-policy

About

ReqLab

Features
Read full description

A fast, clean HTTP client for modern API testing Build, send, and inspect HTTP requests with ease. Whether you're debugging an endpoint, testing authentication, or exploring APIs, this app gives you everything you need without unnecessary complexity. Designed with a clean, focused interface, it lets you move quickly and stay in control. FEATURES - All HTTP methods GET, POST, PUT, PATCH, DELETE - Flexible body encoding Send requests as JSON or URL-encoded - Custom headers Add and manage headers with full control - Authentication support Bearer tokens, Basic auth, and API keys - Pretty response viewer Inspect responses with clean, readable JSON - Request history Save and revisit past requests - Repeat requests Re-run successful requests with configurable delays BUILT FOR DEVELOPERS Perfect for debugging APIs, testing endpoints, and experimenting with headers, auth, and parameters on the go. Simple. Fast. Reliable.

Screenshots

API Client4 screens
ReqLab4 screens

Verdict

The call

The clearest difference is update cadence: ReqLab at every 2 days against API Client's every 10 days. API Client's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. API Client sells 2 in-app purchases, starting at $1.99 per month and ReqLab sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

API Client ships an update every 10 days, ReqLab every 2 days. The most recent releases landed on October 4, 2026 and October 9, 2026 respectively.

Scorecard3 real differences ยท 5 level
API Client versus ReqLab: the parameters behind the verdict, then further details
ParameterAPI ClientReqLab
PriceFreeFree
Positive reviews0.0% of reviewsโ€”
Update frequencyEvery 10 daysEvery 2 days โ€” better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesโ€”
DevicesiPhone, iPad, iPod โ€” betteriPhone
Requires iOS14.0 โ€” better17.0
Further details โ€” not scored
Size41 MB3 MB
Age rating17+4+
DeveloperSahana A SMarcin Denisiewicz

In-app purchases

2 purchases

API Client

Subscriptions1
  • RESTPilot Pro Monthly$1.991 Month
One-time1
  • Ad Free experience$9.99
1 purchases

ReqLab

One-time1
  • Pro Upgrade$4.99

Questions

Is API Client free?
API Client is free to download, with in-app purchases available.
Is ReqLab free?
ReqLab is free to download, with in-app purchases available.
Do API Client or ReqLab have ads?
Neither API Client nor ReqLab shows ads.
Which is updated more often, API Client or ReqLab?
API Client ships an update every 10 days, and ReqLab every 2 days. Most recently, API Client was updated on October 4, 2026 and ReqLab on October 9, 2026.

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