# PreNumbers vs Train +

The clearest difference is in-app purchases: Train + at none against PreNumbers's 1. Train + also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. PreNumbers sells 1 one-off in-app purchase. Train + asks for nothing beyond the download.

PreNumbers ships an update every 8 months, Train + every 4 months. The most recent releases landed on September 9, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | PreNumbers | Train + |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 months** |
| Size | 42 MB | 1 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [IntegraTools GmbH](https://appshunter.io/developer/618103816) | [Marton Varga](https://appshunter.io/developer/1462579601) |

## What reviewers say

### PreNumbers

[App page](https://appshunter.io/ios/app/prenumbers/id1142502437)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All exercises | $44.99 | one-time |


### Train +

[App page](https://appshunter.io/ios/app/train-plus-math-practice/id1556128831)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PreNumbers free?

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

### Is Train + free?

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

### Do PreNumbers or Train + have ads?

Neither PreNumbers nor Train + shows ads.

### Which is updated more often, PreNumbers or Train +?

PreNumbers ships an update every 8 months, and Train + every 4 months. Most recently, PreNumbers was updated on September 9, 2026 and Train + on September 20, 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.*