# FiatFlex vs KeyTransact

FiatFlex and KeyTransact are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | FiatFlex | KeyTransact |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Size | 85 MB | 63 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DIGISUBS AGENCY](https://appshunter.io/developer/1839312682) | [KeyInventions LLC](https://appshunter.io/developer/6776918079) |

## What reviewers say

### FiatFlex

[App page](https://appshunter.io/ios/app/fiatflex/id6752437681)

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

**In-app purchases:** none


### KeyTransact

[App page](https://appshunter.io/ios/app/keytransact-payments/id6776918943)

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

**In-app purchases:** none


## Frequently asked questions

### Is FiatFlex free?

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

### Is KeyTransact free?

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

### Do FiatFlex or KeyTransact have ads?

Neither FiatFlex nor KeyTransact shows ads.

### Which is updated more often, FiatFlex or KeyTransact?

FiatFlex ships an update every 2 weeks, and KeyTransact every 2 weeks. Most recently, FiatFlex was updated on October 6, 2026 and KeyTransact on October 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*