# FastMath vs Hearplay Piano

The clearest difference is price: Hearplay Piano at Free against FastMath's $1.99. Hearplay Piano also leads on iOS requirement (12.0 vs 15.0). On review sentiment, ads, in-app purchases and device support there is nothing between them.

Hearplay Piano is free to download; FastMath costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | FastMath | Hearplay Piano |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | Paid | **Free** |
| Size | 15 MB | 69 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mathieu Bayon](https://appshunter.io/developer/1454783006) | [Hearplay](https://appshunter.io/developer/1717505028) |

## What reviewers say

### FastMath

[App page](https://appshunter.io/ios/app/fastmath-quick-multiply/id6471482500)

Master two-digit multiplication with this app. It offers step-by-step explanations, engaging training, and timed challenges across five difficulty levels. Compete with friends and enjoy a fun, effective way to improve mental math skills.

**Highlights:** Step-by-step multiplication explanations, Interactive training mode, Timed math challenges, Five difficulty levels, Social leaderboards, Two-digit multiplication focus

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

**In-app purchases:** none


### Hearplay Piano

[App page](https://appshunter.io/ios/app/hearplay-piano-play-by-ear/id6472682837)

Learn to play piano by ear without sheet music or theory. This app helps you pick up songs by listening and playing, offering daily challenges and personalized support for a fun, natural musical experience.

**Highlights:** Play songs by ear, No sheet music or theory needed, Connect MIDI keyboard/piano, Daily musical challenges, Personalized user support, Develop real musical skills

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FastMath free?

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

### Is Hearplay Piano free?

Hearplay Piano is free to download, with no in-app purchases.

### Do FastMath or Hearplay Piano have ads?

Neither FastMath nor Hearplay Piano shows ads.

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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.*