# API Client vs ApiClientSync

The clearest difference is review sentiment: ApiClientSync at 100% against API Client's 0%. ApiClientSync also leads on update cadence (every 3 days vs every 10 days). API Client's advantage is iOS requirement (14.0 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. API Client sells 2 in-app purchases, starting at $1.99 per month and ApiClientSync sells 2 in-app purchases, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

API Client ships an update every 10 days, ApiClientSync every 3 days. The most recent releases landed on September 25, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | API Client | ApiClientSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/apiclientsync/id6762882637/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 3 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 41 MB | 7 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 17+ | 4+ |
| Developer | [Sahana A S](https://appshunter.io/developer/1800491118) | [Muhammad Muaaz](https://appshunter.io/developer/1890648984) |

## What reviewers say

### API Client

[App page](https://appshunter.io/ios/app/api-client-rest-http-tester/id6760490589)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RESTPilot Pro Monthly | $1.99 | per month |
| Ad Free experience | $9.99 | one-time |


### ApiClientSync

[App page](https://appshunter.io/ios/app/apiclientsync/id6762882637)

A native API client for developers to build, organize, test, and debug HTTP and WebSocket requests. It offers a clean interface for managing projects, environments, and APIs across iPhone, iPad, and Mac.

**Highlights:** Organize requests with collections, Powerful request composer for HTTP/WebSocket, Advanced response and transcript viewers, Per-request and per-collection proxy support, iCloud sync across devices, Export requests as code in 20+ languages

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly | $9.99 | per year |
| ApiClient Pro — Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is API Client free?

API Client is free to download, with in-app purchases available.

### Is ApiClientSync free?

ApiClientSync is free to download, with in-app purchases available.

### Do API Client or ApiClientSync have ads?

Neither API Client nor ApiClientSync shows ads.

### Which is updated more often, API Client or ApiClientSync?

API Client ships an update every 10 days, and ApiClientSync every 3 days. Most recently, API Client was updated on September 25, 2026 and ApiClientSync on September 20, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*