# ollschiy vs Trevaron

The clearest difference is in-app purchases: ollschiy at none against Trevaron's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Trevaron sells 3 in-app purchases, starting at $7.99 per month. ollschiy asks for nothing beyond the download.

ollschiy ships an update monthly, Trevaron every 4 weeks. Both last shipped on November 9, 2026.

## The numbers

| Metric | ollschiy | Trevaron |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 weeks** |
| Size | 194 MB | 164 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Guangdong Enjoune Technology Co., Ltd.](https://appshunter.io/developer/1763198746) | [Guangzhou Zhonglipin Intelligent Technology Co., Ltd.](https://appshunter.io/developer/1891560214) |

## What reviewers say

### ollschiy

[App page](https://appshunter.io/ios/app/ollschiy/id6754311914)

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

**In-app purchases:** none


### Trevaron

[App page](https://appshunter.io/ios/app/trevaron/id6763711626)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Membership subscription | $7.99 | per month |
| Premium Membership (Six Month) | $39.99 | per 6 months |
| Membership subscription | $69.99 | per year |


## Frequently asked questions

### Is ollschiy free?

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

### Is Trevaron free?

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

### Do ollschiy or Trevaron have ads?

Neither ollschiy nor Trevaron shows ads.

### Which is updated more often, ollschiy or Trevaron?

ollschiy ships an update monthly, and Trevaron every 4 weeks. Most recently, ollschiy was updated on November 9, 2026 and Trevaron on November 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*