# Math Basics vs Gydr

The clearest difference is in-app purchases: Gydr at none against Math Basics's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Math Basics sells 1 one-off in-app purchase. Gydr asks for nothing beyond the download.

Math Basics ships an update every 9 days, Gydr every 2 weeks. The most recent releases landed on November 13, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Math Basics | Gydr |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Size | 9 MB | 43 MB |
| Requires iOS | 16 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tiny Bits](https://appshunter.io/developer/1883428777) | [Omar Aloqapy](https://appshunter.io/developer/1850955121) |

## What reviewers say

### Math Basics

[App page](https://appshunter.io/ios/app/math-basics-practice-and-learn/id6760243348)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Math Basics Pro License | $4.99 | one-time |


### Gydr

[App page](https://appshunter.io/ios/app/gydr/id6798171486)

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

**In-app purchases:** none


## Frequently asked questions

### Is Math Basics free?

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

### Is Gydr free?

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

### Do Math Basics or Gydr have ads?

Neither Math Basics nor Gydr shows ads.

### Which is updated more often, Math Basics or Gydr?

Math Basics ships an update every 9 days, and Gydr every 2 weeks. Most recently, Math Basics was updated on November 13, 2026 and Gydr on November 10, 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.*