# Time System vs UBSIDI FS

The clearest difference is update cadence: UBSIDI FS at every 2 weeks against Time System's every 4 weeks. Time System's advantage is iOS requirement (9.0 vs 16.0). 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.

Time System ships an update every 4 weeks, UBSIDI FS every 2 weeks. The most recent releases landed on September 17, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Time System | UBSIDI FS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Size | 19 MB | 107 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Culvertech Ltd](https://appshunter.io/developer/1488202305) | [Go Grubz](https://appshunter.io/developer/1735922709) |

## What reviewers say

### Time System

[App page](https://appshunter.io/ios/app/time-system/id1491491872)

**Features:** macOS Compatibility

**In-app purchases:** none


### UBSIDI FS

[App page](https://appshunter.io/ios/app/ubsidi-fs/id6747187391)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Time System free?

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

### Is UBSIDI FS free?

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

### Do Time System or UBSIDI FS have ads?

Neither Time System nor UBSIDI FS shows ads.

### Which is updated more often, Time System or UBSIDI FS?

Time System ships an update every 4 weeks, and UBSIDI FS every 2 weeks. Most recently, Time System was updated on September 17, 2026 and UBSIDI FS on September 13, 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.*