# Simple Math Quest vs Sound Learning Lab ESL

The clearest difference is in-app purchases: Sound Learning Lab ESL at none against Simple Math Quest's 2. Simple Math Quest's advantage is update cadence (every 5 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Simple Math Quest sells 2 in-app purchases, starting at $3.99 per month. Sound Learning Lab ESL asks for nothing beyond the download.

Simple Math Quest ships an update every 5 days, Sound Learning Lab ESL fortnightly. The most recent releases landed on October 7, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Simple Math Quest | Sound Learning Lab ESL |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Fortnightly |
| Size | 49 MB | 30 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BenoForge e.U.](https://appshunter.io/developer/1695882966) | [Gary Doolittle](https://appshunter.io/developer/1757161701) |

## What reviewers say

### Simple Math Quest

[App page](https://appshunter.io/ios/app/simple-math-quest/id6754383950)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.99 | per month |
| Yearly Subscription | $24.99 | per year |


### Sound Learning Lab ESL

[App page](https://appshunter.io/ios/app/sound-learning-lab-esl/id6761380618)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple Math Quest free?

Simple Math Quest is free to download, with in-app purchases available.

### Is Sound Learning Lab ESL free?

Sound Learning Lab ESL is free to download, with no in-app purchases.

### Do Simple Math Quest or Sound Learning Lab ESL have ads?

Neither Simple Math Quest nor Sound Learning Lab ESL shows ads.

### Which is updated more often, Simple Math Quest or Sound Learning Lab ESL?

Simple Math Quest ships an update every 5 days, and Sound Learning Lab ESL fortnightly. Most recently, Simple Math Quest was updated on October 7, 2026 and Sound Learning Lab ESL on October 4, 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.*