# Math By Heart vs FlashAnzan

The clearest difference is update cadence: FlashAnzan at every 3 days against Math By Heart's every 3 weeks. FlashAnzan also leads on device support (4 vs 2). Math By Heart's advantage is iOS requirement (16.4 vs 18.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Math By Heart sells 1 one-off in-app purchase and FlashAnzan sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Math By Heart ships an update every 3 weeks, FlashAnzan every 3 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Math By Heart | FlashAnzan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Size | 90 MB | 8 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Soul Software](https://appshunter.io/developer/1879625068) | [Haruhiko Kishi](https://appshunter.io/developer/942468714) |

## What reviewers say

### Math By Heart

[App page](https://appshunter.io/ios/app/math-by-heart/id6778621964)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Math By Heart Lifetime | $5.99 | one-time |


### FlashAnzan

[App page](https://appshunter.io/ios/app/flashanzan-mental-math/id6799545041)

**Features:** Family Sharing, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Grades | $3.99 | one-time |


## Frequently asked questions

### Is Math By Heart free?

Math By Heart is free to download, with in-app purchases available.

### Is FlashAnzan free?

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

### Do Math By Heart or FlashAnzan have ads?

Neither Math By Heart nor FlashAnzan shows ads.

### Which is updated more often, Math By Heart or FlashAnzan?

Math By Heart ships an update every 3 weeks, and FlashAnzan every 3 days. Most recently, Math By Heart was updated on October 28, 2026 and FlashAnzan on October 29, 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.*