# HOSTBase vs Math Trainer

The clearest difference is in-app purchases: HOSTBase at none against Math Trainer's 1. HOSTBase also leads on device support (4 vs 2). On price, update cadence, ads and iOS requirement there is nothing between them.

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

HOSTBase ships an update every 2 weeks, Math Trainer every 3 weeks. The most recent releases landed on September 23, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | HOSTBase | Math Trainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 104 MB | 31 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [UniNow GmbH](https://appshunter.io/developer/1099302123) | [Myroslava Zazuliak](https://appshunter.io/developer/1860692193) |

## What reviewers say

### HOSTBase

[App page](https://appshunter.io/ios/app/hostbase/id6749435762)

**Features:** macOS Compatibility, Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Math Trainer

[App page](https://appshunter.io/ios/app/math-trainer-vectors/id6756442899)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium-Upgrade | $0.99 | one-time |


## Frequently asked questions

### Is HOSTBase free?

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

### Is Math Trainer free?

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

### Do HOSTBase or Math Trainer have ads?

Neither HOSTBase nor Math Trainer shows ads.

### Which is updated more often, HOSTBase or Math Trainer?

HOSTBase ships an update every 2 weeks, and Math Trainer every 3 weeks. Most recently, HOSTBase was updated on September 23, 2026 and Math Trainer on September 15, 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.*