Comparison

Developer Browser Pro vs API Client

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

Head to head
About

Developer Browser Pro

Features
Read full description

Developer Browser is a focused web viewer designed for inspection and troubleshooting. Load any URL (or search from the address bar) and review what the page returns and what it does at runtime. Features:. Response headers at a glance. Capture the latest HTTP status, MIME type, and full header list. Console stream. View console output plus JavaScript errors and unhandled promise rejections with timestamps. DOM snapshot + search. Capture a structured DOM tree with tag, id/class hints, text preview, and a searchable path. Page source. Read and copy the rendered document HTML in a monospaced view. Audit deck. Quick structural and accessibility signals (headings, buttons, landmarks, language, unlabeled links, missing alt/labels) plus basic timing info. Cookies for the current host. See cookie name, value preview, domain/path, secure/session flags, and expiration. Session timeline. Keep a running list of captured responses as you browse. Use it for debugging, QA checks, and lightweight page reviews without leaving your browsing context.

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

Screenshots

Developer Browser Pro4 screens
API Client4 screens

Verdict

The call

The clearest difference is price: API Client at Free against Developer Browser Pro's $1.99. API Client also leads on iOS requirement (14.0 vs 17.0). Developer Browser Pro's advantage is in-app purchases (none vs 2). On update cadence, ads and device support 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

API Client is free to download; Developer Browser Pro costs $1.99 up front. API Client sells 2 in-app purchases, starting at $1.99 per month. Developer Browser Pro asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 16, 2026 and October 19, 2026 respectively.

Scorecard3 real differences ยท 5 level
Developer Browser Pro versus API Client: the parameters behind the verdict, then further details
ParameterDeveloper Browser ProAPI Client
Price$1.99Free โ€” better
Positive reviewsโ€”0.0% of reviews
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesNo โ€” betterYes
Monetizationโ€”Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod โ€” better
Requires iOS17.014.0 โ€” better
Further details โ€” not scored
Size11 MB41 MB
Age rating4++17
DeveloperEyeOS Store Inc.Sahana A S

In-app purchases

None

Developer Browser Pro

No in-app purchases

2 purchases

API Client

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

Questions

Is Developer Browser Pro free?
Developer Browser Pro costs $1.99, with no in-app purchases.
Is API Client free?
API Client is free to download, with in-app purchases available.
Do Developer Browser Pro or API Client have ads?
Neither Developer Browser Pro nor API Client shows ads.
Which is updated more often, Developer Browser Pro or API Client?
Developer Browser Pro ships an update every 3 weeks, and API Client every 3 weeks. Most recently, Developer Browser Pro was updated on October 16, 2026 and API Client on October 19, 2026.

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