# PostRing vs kazahana

The clearest difference is iOS requirement: PostRing at 15.6 against kazahana's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. PostRing sells 1 in-app purchase, starting at $3.49 per month and kazahana sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

PostRing ships an update every 10 days, kazahana every 5 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | PostRing | kazahana |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 5 days** |
| Size | 69 MB | 11 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [TAKESHI SUZUKI](https://appshunter.io/developer/1783047819) | [Sohshi Sasao](https://appshunter.io/developer/1888673697) |

## What reviewers say

### PostRing

[App page](https://appshunter.io/ios/app/postring/id6738940991)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PoStRing PREMIUM | $3.49 | per month |


### kazahana

[App page](https://appshunter.io/ios/app/kazahana/id6761288069)

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Supporter Badge (30 days) | $2.99 | one-time |


## Frequently asked questions

### Is PostRing free?

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

### Is kazahana free?

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

### Do PostRing or kazahana have ads?

Neither PostRing nor kazahana shows ads.

### Which is updated more often, PostRing or kazahana?

PostRing ships an update every 10 days, and kazahana every 5 days. Most recently, PostRing was updated on October 30, 2026 and kazahana on October 28, 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.*