# ELI5 vs Mental Math

The clearest difference is in-app purchases: Mental Math at none against ELI5's 3. Mental Math also leads on iOS requirement (15.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. ELI5 sells 3 in-app purchases, starting at $0.99 per month. Mental Math asks for nothing beyond the download.

## The numbers

| Metric | ELI5 | Mental Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/eli5-simple-explanations/id6502291065/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Freemium | — |
| Size | 6 MB | 25 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ankharis Ltd](https://appshunter.io/developer/1812191150) | [Johannes Lauber](https://appshunter.io/developer/1483223615) |

## What reviewers say

### ELI5

[App page](https://appshunter.io/ios/app/eli5-simple-explanations/id6502291065)

This app simplifies complex topics into easy-to-understand explanations tailored to different age groups. It allows users to paste text for instant clarification, offers multiple reading levels, and supports six languages. All explanations are saved for later access.

**Highlights:** Multiple reading levels (Age 5 to Expert), Paste text for instant explanation, Re-explain at different levels, Examples, analogies, and stories, Read aloud functionality, Save explanations to your library, Supports six languages

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | per month |
| Premium Plus | $1.99 | per month |
| Premium Ultra | $3.99 | per month |


### Mental Math

[App page](https://appshunter.io/ios/app/mental-math-learn-math/id6809820085)

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

**In-app purchases:** none


## Frequently asked questions

### Is ELI5 free?

ELI5 is free to download, with in-app purchases available.

### Is Mental Math free?

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

### Do ELI5 or Mental Math have ads?

Neither ELI5 nor Mental Math 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.*