# Hands vs Numbers Rock

The clearest difference is price: Numbers Rock at Free against Hands's $2.99. Numbers Rock also leads on device support (3 vs 1) and iOS requirement (9.0 vs 15.6). Hands's advantage is in-app purchases (none vs 1) and update cadence (every 8 months vs every 40 months). On ads there is nothing between them.

Numbers Rock is free to download; Hands costs $2.99 up front. Numbers Rock sells 1 one-off in-app purchase. Hands asks for nothing beyond the download.

Hands ships an update every 8 months, Numbers Rock every 40 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Hands | Numbers Rock |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/hands-on-math-hundreds-chart/id466906485/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 40 months |
| Monetization | Paid | — |
| Size | 42 MB | 70 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [BrainTrain Inc.](https://appshunter.io/developer/584469134) |

## What reviewers say

### Hands

[App page](https://appshunter.io/ios/app/hands-on-math-hundreds-chart/id466906485)

Explore mathematical concepts with a virtual hundreds chart. Students can use colored markers to discover number patterns, skip-counting, multiplication, division, and more. An instructor's guide is available for educators.

**Highlights:** Interactive hundreds chart, Color marker tool, Skip-counting exploration, Number pattern discovery, Multiplication and division practice, Prime and composite number identification

**In-app purchases:** none


### Numbers Rock

[App page](https://appshunter.io/ios/app/numbers-rock-number-trainer/id1211860949)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $2.99 | one-time |


## Frequently asked questions

### Is Hands free?

Hands costs $2.99, with no in-app purchases.

### Is Numbers Rock free?

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

### Do Hands or Numbers Rock have ads?

Neither Hands nor Numbers Rock shows ads.

### Which is updated more often, Hands or Numbers Rock?

Hands ships an update every 8 months, and Numbers Rock every 40 months. Most recently, Hands was updated on November 1, 2026 and Numbers Rock on November 2, 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.*