# E vs RX fit

The clearest difference is iOS requirement: E at 7.0 against RX fit's 15.1. 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.

## The numbers

| Metric | E | RX fit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 11 MB | 52 MB |
| Requires iOS | **7.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Million Concept Electronic (Shenzhen) CO.,LTD](https://appshunter.io/developer/1011071903) | [HD GYM SARL](https://appshunter.io/developer/1869356714) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-tracker/id1065443760)

**Features:** macOS Compatibility

**In-app purchases:** none


### RX fit

[App page](https://appshunter.io/ios/app/rx-fit/id6757864612)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is E free?

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

### Is RX fit free?

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

### Do E or RX fit have ads?

Neither E nor RX fit 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.*