# Regular Expression Test vs Arcabox

The clearest difference is update cadence: Arcabox at daily against Regular Expression Test's every 49 months. Regular Expression Test's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Regular Expression Test ships an update every 49 months, Arcabox daily. Both last shipped on October 6, 2026.

## The numbers

| Metric | Regular Expression Test | Arcabox |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 49 months | **Daily** |
| Size | 0 MB | 5 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SHIN INABA](https://appshunter.io/developer/800415932) | [Feiyun Technology Ltd.](https://appshunter.io/developer/1682668763) |

## What reviewers say

### Regular Expression Test

[App page](https://appshunter.io/ios/app/regular-expression-test/id800415929)

**Features:** macOS Compatibility

**In-app purchases:** none


### Arcabox

[App page](https://appshunter.io/ios/app/arcabox/id6740430656)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Regular Expression Test free?

Regular Expression Test is free to download, with no in-app purchases.

### Is Arcabox free?

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

### Do Regular Expression Test or Arcabox have ads?

Neither Regular Expression Test nor Arcabox shows ads.

### Which is updated more often, Regular Expression Test or Arcabox?

Regular Expression Test ships an update every 49 months, and Arcabox daily. Most recently, Regular Expression Test was updated on October 6, 2026 and Arcabox on October 6, 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.*