# FF.ST vs Probox Plus

The clearest difference is update cadence: Probox Plus at weekly against FF.ST's monthly. On price, ads, in-app purchases and device support there is nothing between them.

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

FF.ST ships an update monthly, Probox Plus weekly. The most recent releases landed on September 25, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | FF.ST | Probox Plus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 14 MB | 71 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Karpelès Lab Inc.](https://appshunter.io/developer/1496744532) | [Adrian Diaz](https://appshunter.io/developer/1875167316) |

## What reviewers say

### FF.ST

[App page](https://appshunter.io/ios/app/ffst/id6743605673)

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

**In-app purchases:** none


### Probox Plus

[App page](https://appshunter.io/ios/app/probox-plus/id6758825720)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FF.ST free?

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

### Is Probox Plus free?

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

### Do FF.ST or Probox Plus have ads?

Neither FF.ST nor Probox Plus shows ads.

### Which is updated more often, FF.ST or Probox Plus?

FF.ST ships an update monthly, and Probox Plus weekly. Most recently, FF.ST was updated on September 25, 2026 and Probox Plus on September 30, 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.*