# Mecanic vs Addition Practice

The clearest difference is review sentiment: Addition Practice at 73% against Mecanic's 38%. Addition Practice also leads on update cadence (every 4 months vs every 24 months) and device support (5 vs 3). On price, ads, in-app purchases and monetization model there is nothing between them.

Mecanic costs $1.99 and Addition Practice $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Mecanic ships an update every 24 months, Addition Practice every 4 months. The most recent releases landed on September 15, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Mecanic | Addition Practice |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | — | **[4.5 (10 ratings)](https://appshunter.io/ios/app/addition-practice-ibbleobble/id978840798/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | 37.5% of reviews | **72.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 4 months** |
| Monetization | Paid | Paid |
| Size | 19 MB | 28 MB |
| Requires iOS | 18.0 | **12.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac, Apple TV** |
| Age rating | 4+ | 4+ |
| Developer | [Alexandre Minard](https://appshunter.io/developer/285597460) | [KidDotCo](https://appshunter.io/developer/819246599) |

## What reviewers say

### Mecanic

[App page](https://appshunter.io/ios/app/mecanic/id919122624)

This app allows children to build and assemble various models using different pieces, incorporating realistic physics like gravity. It offers a free mode for experimentation and over 50 pre-designed models across two difficulty levels.

**Highlights:** Model assembly with various pieces, Realistic gravity physics simulation, Over 50 buildable models, Two difficulty levels, Free build mode for experimentation, DIY and creative play

**Features:** macOS Compatibility

**In-app purchases:** none


### Addition Practice

[App page](https://appshunter.io/ios/app/addition-practice-ibbleobble/id978840798)

This app offers a fun and engaging way for children aged 4 and up to practice addition skills. It features simple gameplay, multiple-choice questions, and optional timers, allowing kids to learn at their own pace. The app is available across multiple Apple devices with a single purchase.

**Highlights:** Addition worksheets, Multiple choice questions, 7 learning levels, Optional timer, Vibrant graphics and sounds, Universal purchase

**Features:** iMessage stickers

**In-app purchases:** none


## Frequently asked questions

### Is Mecanic free?

Mecanic costs $1.99, with no in-app purchases.

### Is Addition Practice free?

Addition Practice costs $1.99, with no in-app purchases.

### Do Mecanic or Addition Practice have ads?

Neither Mecanic nor Addition Practice shows ads.

### Which is updated more often, Mecanic or Addition Practice?

Mecanic ships an update every 24 months, and Addition Practice every 4 months. Most recently, Mecanic was updated on September 15, 2026 and Addition Practice on September 22, 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.*