# PayAiro vs FiatFlex

PayAiro and FiatFlex 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.

PayAiro ships an update every 10 days, FiatFlex every 2 weeks. The most recent releases landed on October 17, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | PayAiro | FiatFlex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/payairo/id6744965210/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 103 MB | 85 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [PayAiro Inc](https://appshunter.io/developer/1810192850) | [DIGISUBS AGENCY](https://appshunter.io/developer/1839312682) |

## What reviewers say

### PayAiro

[App page](https://appshunter.io/ios/app/payairo/id6744965210)

This app simplifies sending money, managing currencies, and engaging with cryptocurrency. It combines fiat payments, peer-to-peer transfers, and crypto trading into a single, secure mobile experience.

**Highlights:** Instant fiat payments, Secure P2P transfers, Buy, sell, and send cryptocurrency, QR code payments, Smart multi-currency wallet, Layered security measures

**In-app purchases:** none


### FiatFlex

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

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

**In-app purchases:** none


## Frequently asked questions

### Is PayAiro free?

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

### Is FiatFlex free?

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

### Do PayAiro or FiatFlex have ads?

Neither PayAiro nor FiatFlex shows ads.

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

PayAiro ships an update every 10 days, and FiatFlex every 2 weeks. Most recently, PayAiro was updated on October 17, 2026 and FiatFlex on October 6, 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.*