# SwarmFlow vs Koi Keeping

The clearest difference is in-app purchases: Koi Keeping at none against SwarmFlow's 1. SwarmFlow's advantage is iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. SwarmFlow sells 1 one-off in-app purchase. Koi Keeping asks for nothing beyond the download.

## The numbers

| Metric | SwarmFlow | Koi Keeping |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 8 MB | 98 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Oliver Lieven](https://appshunter.io/developer/1778246787) | [Nguyen Dinh Phat](https://appshunter.io/developer/6784507922) |

## What reviewers say

### SwarmFlow

[App page](https://appshunter.io/ios/app/swarmflow/id6747636427)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SwarmFlow Premium | $1.99 | one-time |


### Koi Keeping

[App page](https://appshunter.io/ios/app/koi-keeping/id6784507920)

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

**In-app purchases:** none


## Frequently asked questions

### Is SwarmFlow free?

SwarmFlow is free to download, with in-app purchases available.

### Is Koi Keeping free?

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

### Do SwarmFlow or Koi Keeping have ads?

Neither SwarmFlow nor Koi Keeping shows ads.

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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.*