# Oribi Writer Edu vs Trelson

The clearest difference is in-app purchases: Trelson at none against Oribi Writer Edu's 2. Oribi Writer Edu's advantage is update cadence (every 2 months vs every 6 months) and device support (4 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Oribi Writer Edu sells 2 in-app purchases, starting at $21.99 per year. Trelson asks for nothing beyond the download.

Oribi Writer Edu ships an update every 2 months, Trelson every 6 months. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Oribi Writer Edu | Trelson |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Size | 91 MB | 6 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Oribi AB](https://appshunter.io/developer/1100003367) | [Trelson AB](https://appshunter.io/developer/1770975622) |

## What reviewers say

### Oribi Writer Edu

[App page](https://appshunter.io/ios/app/oribi-writer-edu/id1242007053)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Subscription | $21.99 | per year |
| Språk för rättstavning | $79.99 | one-time |


### Trelson

[App page](https://appshunter.io/ios/app/trelson/id1437379265)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Oribi Writer Edu free?

Oribi Writer Edu is free to download, with in-app purchases available.

### Is Trelson free?

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

### Do Oribi Writer Edu or Trelson have ads?

Neither Oribi Writer Edu nor Trelson shows ads.

### Which is updated more often, Oribi Writer Edu or Trelson?

Oribi Writer Edu ships an update every 2 months, and Trelson every 6 months. Most recently, Oribi Writer Edu was updated on November 2, 2026 and Trelson on November 6, 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.*