# Matherad vs TidA

The clearest difference is in-app purchases: TidA at none against Matherad's 3. Matherad's advantage is ads (none vs shown) and update cadence (every 2 months vs every 7 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Matherad sells 3 one-off in-app purchases. TidA asks for nothing beyond the download.

Matherad ships an update every 2 months, TidA every 7 months. The most recent releases landed on October 16, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Matherad | TidA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 7 months |
| Size | 82 MB | 45 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ernst Klett Verlag GmbH, Stuttgart](https://appshunter.io/developer/751540887) | [Stiftung der Deutschen Wirtschaft gGmbH](https://appshunter.io/developer/1481037374) |

## What reviewers say

### Matherad

[App page](https://appshunter.io/ios/app/matherad/id6737256208)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Matherad Klasse 1 | $0.99 | one-time |
| Matherad Klasse 2 | $2.99 | one-time |
| Matherad Klasse 3 | $2.99 | one-time |


### TidA

[App page](https://appshunter.io/ios/app/tida-app/id6741113749)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Matherad free?

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

### Is TidA free?

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

### Do Matherad or TidA have ads?

TidA shows ads; Matherad does not.

### Which is updated more often, Matherad or TidA?

Matherad ships an update every 2 months, and TidA every 7 months. Most recently, Matherad was updated on October 16, 2026 and TidA on October 18, 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.*