# Flow Pilates vs Qastio

The clearest difference is update cadence: Qastio at weekly against Flow Pilates's every 7 months. Flow Pilates's advantage is iOS requirement (13.0 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.

Flow Pilates ships an update every 7 months, Qastio weekly. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Flow Pilates | Qastio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Weekly** |
| Size | 33 MB | 49 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [BookTime DOO](https://appshunter.io/developer/1739545444) | [FOODIT SOLUTIONS DOO BEOGRAD (VOZDOVAC)](https://appshunter.io/developer/6811187551) |

## What reviewers say

### Flow Pilates

[App page](https://appshunter.io/ios/app/flow-pilates/id6746536648)

**Features:** macOS Compatibility

**In-app purchases:** none


### Qastio

[App page](https://appshunter.io/ios/app/qastio/id6769055355)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Flow Pilates free?

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

### Is Qastio free?

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

### Do Flow Pilates or Qastio have ads?

Neither Flow Pilates nor Qastio shows ads.

### Which is updated more often, Flow Pilates or Qastio?

Flow Pilates ships an update every 7 months, and Qastio weekly. Most recently, Flow Pilates was updated on October 14, 2026 and Qastio on October 15, 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.*