# Dert vs Only Campus

The clearest difference is in-app purchases: Dert at none against Only Campus's 2. Dert also leads on update cadence (fortnightly vs every 2 months). Only Campus's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Only Campus sells 2 in-app purchases, starting at $0.99 per month. Dert asks for nothing beyond the download.

Dert ships an update fortnightly, Only Campus every 2 months. The most recent releases landed on September 28, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Dert | Only Campus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 2 months |
| Size | 83 MB | 43 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 17+ |
| Developer | [Sule Duman](https://appshunter.io/developer/1817854767) | [Solarity AI LLC](https://appshunter.io/developer/1870988348) |

## What reviewers say

### Dert

[App page](https://appshunter.io/ios/app/dert/id6746682915)

**Features:** macOS Compatibility

**In-app purchases:** none


### Only Campus

[App page](https://appshunter.io/ios/app/only-campus-tr/id6758113003)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OnlyCampus Premium Monthly | $0.99 | per month |
| OnlyCampus Premium Yearly | $9.99 | per year |


## Frequently asked questions

### Is Dert free?

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

### Is Only Campus free?

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

### Do Dert or Only Campus have ads?

Dert shows ads; Only Campus does not.

### Which is updated more often, Dert or Only Campus?

Dert ships an update fortnightly, and Only Campus every 2 months. Most recently, Dert was updated on September 28, 2026 and Only Campus on September 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.*