# Simple Maths Solutions vs Trachtenberg Kids

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

Both are free to download. Trachtenberg Kids sells 2 in-app purchases, starting at $9.99 per month. Simple Maths Solutions asks for nothing beyond the download.

Simple Maths Solutions ships an update every 2 months, Trachtenberg Kids every 3 weeks. The most recent releases landed on November 3, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Simple Maths Solutions | Trachtenberg Kids |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 98 MB | 49 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Wayne Perry](https://appshunter.io/developer/1341619685) | [Hayde Tech Ltd](https://appshunter.io/developer/1856967495) |

## What reviewers say

### Simple Maths Solutions

[App page](https://appshunter.io/ios/app/simple-maths-solutions/id1519365151)

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

**In-app purchases:** none


### Trachtenberg Kids

[App page](https://appshunter.io/ios/app/trachtenberg-kids-mental-math/id6775289064)

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Monthly | $9.99 | per month |
| Premium - Yearly | $29.99 | per year |


## Frequently asked questions

### Is Simple Maths Solutions free?

Simple Maths Solutions is free to download, with no in-app purchases.

### Is Trachtenberg Kids free?

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

### Do Simple Maths Solutions or Trachtenberg Kids have ads?

Simple Maths Solutions shows ads; Trachtenberg Kids does not.

### Which is updated more often, Simple Maths Solutions or Trachtenberg Kids?

Simple Maths Solutions ships an update every 2 months, and Trachtenberg Kids every 3 weeks. Most recently, Simple Maths Solutions was updated on November 3, 2026 and Trachtenberg Kids 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.*