# Hands vs Metric Practice Free

The clearest difference is price: Metric Practice Free at Free against Hands's $7.99. Metric Practice Free also leads on device support (3 vs 1) and iOS requirement (6.0 vs 9.0). Hands's advantage is rating (4.0 vs 2.3) and review sentiment (75% vs 33%). On ads there is nothing between them.

Metric Practice Free is free to download; Hands costs $7.99 up front. Metric Practice Free sells 1 one-off in-app purchase. Hands asks for nothing beyond the download.

Hands holds the better App Store score, 4.0 against 2.3. That said, the two scores are not equally well evidenced: Hands has 27 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 75% of Hands's written reviews are positive against 33% of Metric Practice Free's.

Hands ships an update every 3 months, Metric Practice Free every 7 months. The most recent releases landed on October 23, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Hands | Metric Practice Free |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[4.0 (27 ratings)](https://appshunter.io/ios/app/hands-on-equations-3/id541865643/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/metric-practice-free/id609021842/reviews) |
| Number of ratings | **27** | 3 |
| Positive reviews | **75.0% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 188 MB | 12 MB |
| Requires iOS | 9.0 | **6.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hands On Equations](https://appshunter.io/developer/505948225) | [Carolina Biological Supply](https://appshunter.io/developer/413708533) |

## What reviewers say

### Hands

[App page](https://appshunter.io/ios/app/hands-on-equations-3/id541865643)

This app offers a challenging introduction to algebra for students who have completed introductory levels. It introduces negative numbers and new game pieces to solve more complex equations, enhancing self-esteem and understanding.

**Highlights:** Solves equations with negative numbers, Introduces new game pieces for algebraic concepts, Video introductions for each lesson, Includes examples and exercises, Enhances self-esteem through success

**Features:** macOS Compatibility

**In-app purchases:** none


### Metric Practice Free

[App page](https://appshunter.io/ios/app/metric-practice-free/id609021842)

Practice converting between metric prefixes and S.I. units. This app allows you to select units, values, or both to find equivalents. The free version includes novice-level practice for each conversion type.

**Highlights:** Metric prefix conversion practice, S.I. unit conversions, Selectable units and values, Different skill levels, Novice level practice included

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Metric Practice Premium Content | $1.99 | one-time |


## Frequently asked questions

### Is Hands free?

Hands costs $7.99, with no in-app purchases.

### Is Metric Practice Free free?

Metric Practice Free is free to download, with in-app purchases available.

### Which has better reviews, Hands or Metric Practice Free?

Hands is rated higher. Hands averages 4.0 out of 5 from 27 ratings, while Metric Practice Free averages 2.3 from 3 ratings.

### Do Hands or Metric Practice Free have ads?

Neither Hands nor Metric Practice Free shows ads.

### Which is updated more often, Hands or Metric Practice Free?

Hands ships an update every 3 months, and Metric Practice Free every 7 months. Most recently, Hands was updated on October 23, 2026 and Metric Practice Free on October 30, 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.*