# Dev Tool box vs DevKit

The clearest difference is in-app purchases: Dev Tool box at none against DevKit's 2. DevKit's advantage is ads (none vs shown) and iOS requirement (15.1 vs 18.0). On price, update cadence and device support there is nothing between them.

Both are free to download. DevKit sells 2 in-app purchases, starting at $9.99 per month. Dev Tool box asks for nothing beyond the download.

Dev Tool box ships an update every 3 weeks, DevKit every 10 days. The most recent releases landed on September 17, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Dev Tool box | DevKit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/devkit-json-jwt-and-dev-tools/id6754946567/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | — | Freemium |
| Size | 4 MB | 52 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Seonggon Sim](https://appshunter.io/developer/1565259950) | [Alexander Herdt](https://appshunter.io/developer/1851072441) |

## What reviewers say

### Dev Tool box

[App page](https://appshunter.io/ios/app/dev-tool-box-developer-tools/id6749840624)

**Features:** Vision Pro support

**In-app purchases:** none


### DevKit

[App page](https://appshunter.io/ios/app/devkit-json-jwt-and-dev-tools/id6754946567)

This app provides a suite of offline developer tools for formatting, debugging, encoding, and converting data. It keeps all your work on your device, ensuring privacy and accessibility without an internet connection. Features include JSON formatting, JWT decoding, hash generation, and QR code creation.

**Highlights:** 30+ offline developer utilities, JSON, HTML, CSS, JS, XML, SQL formatting, JWT decoding and certificate inspection, Base64, URL, and HTML encoding/decoding, Hash generation (MD5, SHA-256), Timestamp and number base conversion, QR code generation

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $9.99 | per month |
| Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is Dev Tool box free?

Dev Tool box is free to download, with no in-app purchases.

### Is DevKit free?

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

### Do Dev Tool box or DevKit have ads?

Dev Tool box shows ads; DevKit does not.

### Which is updated more often, Dev Tool box or DevKit?

Dev Tool box ships an update every 3 weeks, and DevKit every 10 days. Most recently, Dev Tool box was updated on September 17, 2026 and DevKit on September 8, 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.*