# CertTool vs Simple cURL

The clearest difference is price: CertTool at Free against Simple cURL's $0.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

CertTool is free to download; Simple cURL costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 5, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | CertTool | Simple cURL |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/simple-curl/id6742906138/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Paid |
| Size | 6 MB | 1 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tim Wilbrink](https://appshunter.io/developer/412396045) | [Rodrigo Velazquez Tapia](https://appshunter.io/developer/566206278) |

## What reviewers say

### CertTool

[App page](https://appshunter.io/ios/app/certtool/id6742362154)

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple cURL

[App page](https://appshunter.io/ios/app/simple-curl/id6742906138)

This app allows developers and backend professionals to test, debug, and analyze API requests directly from their mobile devices. It provides detailed response displays and features like custom headers and dark mode for an optimized developer experience.

**Highlights:** Run complex cURL commands, Support for custom headers, Detailed response display, Copy response parts (JSON, headers, body), Dark mode, Optimized for iOS integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CertTool free?

CertTool is free to download, with no in-app purchases.

### Is Simple cURL free?

Simple cURL costs $0.99, with no in-app purchases.

### Do CertTool or Simple cURL have ads?

Neither CertTool nor Simple cURL shows ads.

### Which is updated more often, CertTool or Simple cURL?

CertTool ships an update every 2 months, and Simple cURL every 2 months. Most recently, CertTool was updated on October 5, 2026 and Simple cURL on October 9, 2026.

---

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