# ZA/ZA vs Flow

The clearest difference is iOS requirement: ZA/ZA at 8.0 against Flow's 12.0. 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.

ZA/ZA ships an update every 35 months, Flow every 20 months. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | ZA/ZA | Flow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 35 months | **Every 20 months** |
| Size | 3 MB | 23 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cynd Co.,Ltd.](https://appshunter.io/developer/512501162) | [ALLIED SYSTEM CO.,LTD.](https://appshunter.io/developer/1077613622) |

## What reviewers say

### ZA/ZA

[App page](https://appshunter.io/ios/app/zaza/id1048866448)

**Features:** macOS Compatibility

**In-app purchases:** none


### Flow

[App page](https://appshunter.io/ios/app/flow/id1199799265)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ZA/ZA free?

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

### Is Flow free?

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

### Do ZA/ZA or Flow have ads?

Neither ZA/ZA nor Flow shows ads.

### Which is updated more often, ZA/ZA or Flow?

ZA/ZA ships an update every 35 months, and Flow every 20 months. Most recently, ZA/ZA was updated on October 2, 2026 and Flow on October 12, 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.*