# Optimus FTA vs ULDigital

The clearest difference is update cadence: ULDigital at every 2 weeks against Optimus FTA's every 3 months. Optimus FTA's advantage is iOS requirement (11.0 vs 15.5). 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.

Optimus FTA ships an update every 3 months, ULDigital every 2 weeks. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Optimus FTA | ULDigital |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 32 MB | 86 MB |
| Requires iOS | **11.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Jiangsu Skytech Zumoo Co.,Limited](https://appshunter.io/developer/1681700583) | [ULDigital limited](https://appshunter.io/developer/1774396229) |

## What reviewers say

### Optimus FTA

[App page](https://appshunter.io/ios/app/optimus-fta/id6447542304)

**Features:** macOS Compatibility

**In-app purchases:** none


### ULDigital

[App page](https://appshunter.io/ios/app/uldigital/id6453471246)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Optimus FTA free?

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

### Is ULDigital free?

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

### Do Optimus FTA or ULDigital have ads?

Neither Optimus FTA nor ULDigital shows ads.

### Which is updated more often, Optimus FTA or ULDigital?

Optimus FTA ships an update every 3 months, and ULDigital every 2 weeks. Most recently, Optimus FTA was updated on October 25, 2026 and ULDigital on October 27, 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.*