# Chastia ONE vs Flowis

The clearest difference is update cadence: Chastia ONE at every 2 months against Flowis's every 5 months. 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.

Chastia ONE ships an update every 2 months, Flowis every 5 months. The most recent releases landed on September 9, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Chastia ONE | Flowis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Size | 30 MB | 7 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CHASTIA s.r.o.](https://appshunter.io/developer/1672531414) | [Flowis s. r. o.](https://appshunter.io/developer/1422755495) |

## What reviewers say

### Chastia ONE

[App page](https://appshunter.io/ios/app/chastia-one/id1672531412)

**Features:** macOS Compatibility

**In-app purchases:** none


### Flowis

[App page](https://appshunter.io/ios/app/flowis/id6450364404)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chastia ONE free?

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

### Is Flowis free?

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

### Do Chastia ONE or Flowis have ads?

Neither Chastia ONE nor Flowis shows ads.

### Which is updated more often, Chastia ONE or Flowis?

Chastia ONE ships an update every 2 months, and Flowis every 5 months. Most recently, Chastia ONE was updated on September 9, 2026 and Flowis on September 17, 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.*