# Dev Tool box vs Base64 Encode Decode

The clearest difference is in-app purchases: Dev Tool box at none against Base64 Encode Decode's 3. Dev Tool box also leads on device support (3 vs 1). Base64 Encode Decode's advantage is ads (none vs shown). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. Base64 Encode Decode sells 3 in-app purchases, starting at $2.99 per 7 days. Dev Tool box asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 4, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Dev Tool box | Base64 Encode Decode |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 4 MB | 2 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Seonggon Sim](https://appshunter.io/developer/1565259950) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## 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


### Base64 Encode Decode

[App page](https://appshunter.io/ios/app/base64-encode-decode/id6772262654)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| JWT Token Reader Weekly | $2.99 | per 7 days |
| Image to Data URI Yearly | $14.99 | per year |
| Base32 Codec, Pay Once | $29.99 | one-time |


## Frequently asked questions

### Is Dev Tool box free?

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

### Is Base64 Encode Decode free?

Base64 Encode Decode is free to download, with in-app purchases available.

### Do Dev Tool box or Base64 Encode Decode have ads?

Dev Tool box shows ads; Base64 Encode Decode does not.

### Which is updated more often, Dev Tool box or Base64 Encode Decode?

Dev Tool box ships an update every 3 weeks, and Base64 Encode Decode every 3 weeks. Most recently, Dev Tool box was updated on October 4, 2026 and Base64 Encode Decode on October 12, 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.*