# explainEN287 vs Material Numbers

The clearest difference is update cadence: Material Numbers at every 2 days against explainEN287's every 20 months. Material Numbers also leads on iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

explainEN287 ships an update every 20 months, Material Numbers every 2 days. The most recent releases landed on August 22, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | explainEN287 | Material Numbers |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 2 days** |
| Size | 1 MB | 14 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Georg Rose](https://appshunter.io/developer/521567472) | [ASMEIX CORPORATION](https://appshunter.io/developer/911716652) |

## What reviewers say

### explainEN287

[App page](https://appshunter.io/ios/app/explainen287/id656646286)

**Features:** macOS Compatibility

**In-app purchases:** none


### Material Numbers

[App page](https://appshunter.io/ios/app/material-numbers/id6503355283)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is explainEN287 free?

explainEN287 is free to download, with no in-app purchases.

### Is Material Numbers free?

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

### Do explainEN287 or Material Numbers have ads?

Neither explainEN287 nor Material Numbers shows ads.

### Which is updated more often, explainEN287 or Material Numbers?

explainEN287 ships an update every 20 months, and Material Numbers every 2 days. Most recently, explainEN287 was updated on August 22, 2026 and Material Numbers on May 16, 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.*