# E vs Radical Technology

The clearest difference is update cadence: E at every 3 weeks against Radical Technology's every 3 months. Radical Technology's advantage is iOS requirement (12.0 vs 15.0). 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.

E ships an update every 3 weeks, Radical Technology every 3 months. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | E | Radical Technology |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Size | 37 MB | 112 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [KHRS](https://appshunter.io/developer/1594058873) | [Melimu Edutech Pvt Ltd](https://appshunter.io/developer/1295625580) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-asylearn/id1594343823)

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

**In-app purchases:** none


### Radical Technology

[App page](https://appshunter.io/ios/app/radical-technology/id6445942241)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is E free?

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

### Is Radical Technology free?

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

### Do E or Radical Technology have ads?

Neither E nor Radical Technology shows ads.

### Which is updated more often, E or Radical Technology?

E ships an update every 3 weeks, and Radical Technology every 3 months. Most recently, E was updated on September 30, 2026 and Radical Technology on October 6, 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.*