# ARStain vs Pikara

The clearest difference is in-app purchases: Pikara at none against ARStain's 1. Pikara also leads on update cadence (every 2 months vs every 36 months). ARStain's advantage is iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. ARStain sells 1 one-off in-app purchase. Pikara asks for nothing beyond the download.

ARStain ships an update every 36 months, Pikara every 2 months. The most recent releases landed on October 27, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ARStain | Pikara |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 2 months** |
| Size | 85 MB | 10 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Olexandr Prodan](https://appshunter.io/developer/1530686746) | [凯绪 杨](https://appshunter.io/developer/1823569061) |

## What reviewers say

### ARStain

[App page](https://appshunter.io/ios/app/arstain/id6468128526)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Birds | $0.99 | one-time |


### Pikara

[App page](https://appshunter.io/ios/app/pikara/id6747956457)

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

**In-app purchases:** none


## Frequently asked questions

### Is ARStain free?

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

### Is Pikara free?

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

### Do ARStain or Pikara have ads?

Neither ARStain nor Pikara shows ads.

### Which is updated more often, ARStain or Pikara?

ARStain ships an update every 36 months, and Pikara every 2 months. Most recently, ARStain was updated on October 27, 2026 and Pikara on October 7, 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.*