# FlowCheck vs ULT

The clearest difference is iOS requirement: ULT at 13.0 against FlowCheck's 16.0. On price, update cadence, 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.

FlowCheck ships an update every 15 months, ULT every 14 months. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | FlowCheck | ULT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 14 months** |
| Size | 15 MB | 11 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TROX GmbH](https://appshunter.io/developer/968659913) | [Stefan Jakschik](https://appshunter.io/developer/1564456337) |

## What reviewers say

### FlowCheck

[App page](https://appshunter.io/ios/app/flowcheck/id1501706128)

**Features:** Apple Wallet

**In-app purchases:** none


### ULT

[App page](https://appshunter.io/ios/app/ult-calculator/id1564456335)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FlowCheck free?

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

### Is ULT free?

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

### Do FlowCheck or ULT have ads?

Neither FlowCheck nor ULT shows ads.

### Which is updated more often, FlowCheck or ULT?

FlowCheck ships an update every 15 months, and ULT every 14 months. Most recently, FlowCheck was updated on October 12, 2026 and ULT on October 14, 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.*