# Open Campus Dagen vs MathWake

The clearest difference is in-app purchases: Open Campus Dagen at none against MathWake's 2. Open Campus Dagen also leads on ads (none vs shown) and iOS requirement (12.4 vs 15.0). MathWake's advantage is update cadence (every 6 weeks vs every 5 months). On price and device support there is nothing between them.

Both are free to download. MathWake sells 2 in-app purchases, starting at $4.99 per month. Open Campus Dagen asks for nothing beyond the download.

Open Campus Dagen ships an update every 5 months, MathWake every 6 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Open Campus Dagen | MathWake |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.3 (4 ratings)](https://appshunter.io/ios/app/mathwake-math-alarm-clock/id6757623457/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 28 MB | 94 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [Delft University of Technology](https://appshunter.io/developer/352877212) | [kota tada](https://appshunter.io/developer/1658942612) |

## What reviewers say

### Open Campus Dagen

[App page](https://appshunter.io/ios/app/open-campus-dagen/id1590226691)

**Features:** macOS Compatibility

**In-app purchases:** none


### MathWake

[App page](https://appshunter.io/ios/app/mathwake-math-alarm-clock/id6757623457)

This alarm app requires users to solve math problems to turn it off. It offers adjustable difficulty levels and problem counts to ensure you wake up. Designed for reliability, it aims to prevent the common issue of alarms failing to sound.

**Highlights:** Solve math problems to dismiss alarm, Adjustable difficulty levels, Selectable problem count, Daily repeat settings, 5-minute snooze option, Volume control

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-free for 1 month | $4.99 | per month |
| Ad-free for 1 year | $49.99 | per year |


## Frequently asked questions

### Is Open Campus Dagen free?

Open Campus Dagen is free to download, with no in-app purchases.

### Is MathWake free?

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

### Do Open Campus Dagen or MathWake have ads?

MathWake shows ads; Open Campus Dagen does not.

### Which is updated more often, Open Campus Dagen or MathWake?

Open Campus Dagen ships an update every 5 months, and MathWake every 6 weeks. Most recently, Open Campus Dagen was updated on November 3, 2026 and MathWake on October 31, 2026.

---

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