# ELI5 vs Numvolt

The clearest difference is rating: Numvolt at 5.0 against ELI5's 4.0. Numvolt also leads on update cadence (every 2 days vs every 2 months) and iOS requirement (17.0 vs 26.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. ELI5 sells 3 in-app purchases, starting at $0.99 per month and Numvolt sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Numvolt holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

ELI5 ships an update every 2 months, Numvolt every 2 days. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ELI5 | Numvolt |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/eli5-simple-explanations/id6502291065/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/numvolt-mental-math-trainer/id6809142973/reviews)** |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 6 MB | 44 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ankharis Ltd](https://appshunter.io/developer/1812191150) | [ROMEO ILARIO FLAVIO GAMBINO](https://appshunter.io/developer/1874823696) |

## 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 |


### Numvolt

[App page](https://appshunter.io/ios/app/numvolt-mental-math-trainer/id6809142973)

Enhance your mental math skills with a comprehensive trainer offering 15 topics and 150 levels each. Learn fastest calculation methods, track progress, and compete globally. Features include daily challenges, duels, and a home screen widget.

**Highlights:** 15 topics, 150 levels each, Fastest calculation method explanations, Daily challenges and sprints, Global ladder rankings, Two-player duels, Progress tracking and home screen widget

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Numvolt Pro | $8.99 | one-time |


## Frequently asked questions

### Is ELI5 free?

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

### Is Numvolt free?

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

### Which has better reviews, ELI5 or Numvolt?

Numvolt is rated higher. ELI5 averages 4.0 out of 5 from 1 ratings, while Numvolt averages 5.0 from 1 ratings.

### Do ELI5 or Numvolt have ads?

Neither ELI5 nor Numvolt shows ads.

### Which is updated more often, ELI5 or Numvolt?

ELI5 ships an update every 2 months, and Numvolt every 2 days. Most recently, ELI5 was updated on October 10, 2026 and Numvolt on October 15, 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.*