# eForestrails vs Math By Heart

The clearest difference is in-app purchases: eForestrails at none against Math By Heart's 1. eForestrails also leads on iOS requirement (8.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Math By Heart sells 1 one-off in-app purchase. eForestrails asks for nothing beyond the download.

eForestrails ships an update every 5 weeks, Math By Heart every 3 weeks. The most recent releases landed on October 8, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | eForestrails | Math By Heart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Size | 227 MB | 90 MB |
| Requires iOS | **8.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [LadyBird Environmental Consulting LLP](https://appshunter.io/developer/1610706833) | [Soul Software](https://appshunter.io/developer/1879625068) |

## What reviewers say

### eForestrails

[App page](https://appshunter.io/ios/app/eforestrails-karnala/id1614549485)

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is eForestrails free?

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

### Is Math By Heart free?

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

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

Neither eForestrails nor Math By Heart shows ads.

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

eForestrails ships an update every 5 weeks, and Math By Heart every 3 weeks. Most recently, eForestrails was updated on October 8, 2026 and Math By Heart on October 21, 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.*