# On vs Prikan

The clearest difference is ads: On at none against Prikan's shown. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 23, 2026 and July 9, 2026 respectively.

## The numbers

| Metric | On | Prikan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 25 MB | 8 MB |
| Requires iOS | 17.6 | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [RYOTA UEMATSU](https://appshunter.io/developer/1829255016) | [BYNET CO., LTD.](https://appshunter.io/developer/1811735131) |

## What reviewers say

### On

[App page](https://appshunter.io/ios/app/on-call-shift-schedule-maker/id6756843278)

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

**In-app purchases:** none


### Prikan

[App page](https://appshunter.io/ios/app/prikan/id6758403686)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is On free?

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

### Is Prikan free?

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

### Do On or Prikan have ads?

Prikan shows ads; On does not.

### Which is updated more often, On or Prikan?

On ships an update every 3 weeks, and Prikan every 3 weeks. Most recently, On was updated on September 23, 2026 and Prikan on July 9, 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.*