Curly vs Upkr
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Curly
A native REST API client for iOS and iPad, designed for developers to test and debug APIs efficiently. It supports various request methods, response inspection with syntax highlighting, and collection organization.
- Send GET, POST, PUT, PATCH, DELETE requests
- Edit query params, headers, auth, and request body
- JSON syntax highlighting for responses
- Organize endpoints into collections
- Import Postman and Bruno collections
- Environment variables with autocomplete
- Pre-request and post-response scripts
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Curly is a native REST API client built for iOS and iPad. Designed for developers who need a fast, lightweight tool to test and debug APIs directly from their device. Features: - Send GET, POST, PUT, PATCH, DELETE requests - Edit query params, headers, auth, and request body - Inspect responses with JSON syntax highlighting - Filter JSON responses with JSONPath expressions - Organize endpoints into collections with emoji icons and nested folders - Drag-and-drop requests between folders - Import Postman and Bruno collections - Import requests by pasting cURL commands - Copy requests as cURL for sharing - Environment variables with autocomplete, inline preview, and bulk import across environments - Pre-request and post-response scripts - View response headers, status codes, timing, and size
Upkr
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Keet is your personal API endpoint monitor โ a native iOS app that lets you track the health of any HTTP endpoint right from your iPhone. MONITOR EVERYTHING Configure unlimited endpoints with custom headers, bearer token auth, body validation, expected status codes, and request timeouts. Organize them into color-coded groups like Production, Staging, or Dev. KNOW INSTANTLY WHEN THINGS BREAK Get push notifications the moment an endpoint goes down โ and when it recovers. Keet runs background checks every 5, 15, or 30 minutes, even when the app is closed. LIVE ACTIVITIES See failing endpoints right on your Dynamic Island and Lock Screen. No need to open the app โ glance and know. BEAUTIFUL CHARTS Interactive response time charts with drag-to-inspect and pinch-to-zoom. Track uptime percentages across 24 hours, 7 days, or 30 days. DEVELOPER-FIRST DESIGN Dark mode by default. 15 accent colors. Monospaced data labels. High information density. No clutter, no gamification โ pure utility. PRIVACY BY DESIGN All data stays on your device. No cloud sync, no accounts, no tracking. Bearer tokens stored in Keychain, never in plain storage. 9 LANGUAGES English, Spanish, French, German, Italian, Portuguese, Chinese, Japanese, Korean โ switchable in-app without restarting. 100% FREE Every feature is unlocked. No ads, no subscriptions, no paywalls. If you find Keet useful, you can leave an optional tip to support development. Perfect for indie developers, freelancers, small teams, and anyone who needs peace of mind about their APIs โ without opening a laptop.
Screenshots
Verdict
The clearest difference is in-app purchases: Curly at none against Upkr's 1. Curly also leads on update cadence (every 2 days vs weekly). On price, ads, device support and iOS requirement 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
Both are free to download. Upkr sells 1 one-off in-app purchase. Curly asks for nothing beyond the download.
Curly ships an update every 2 days, Upkr weekly. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.
| Parameter | Curly | Upkr |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | โ |
| Update frequency | Every 2 days โ better | Weekly |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Monetization | Free | โ |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 โ better | 18.6 |
| Further details โ not scored | ||
| Size | 5 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Artem Sharifullin | Juan Casanueva |
In-app purchases
Curly
No in-app purchases
Upkr
- Buy me a coffee$0.99









