# E vs Roulib

The clearest difference is update cadence: Roulib at every 2 weeks against E's every 4 months. E's advantage is device support (3 vs 1) and iOS requirement (13.4 vs 16.0). On price, ads and in-app purchases 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 4 months, Roulib every 2 weeks. The most recent releases landed on November 11, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | E | Roulib |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Size | 83 MB | 22 MB |
| Requires iOS | **13.4** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mon Appli VTC](https://appshunter.io/developer/1437377960) | [LA PERRIERE](https://appshunter.io/developer/1603833441) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-motion-vtc/id1568704146)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Roulib

[App page](https://appshunter.io/ios/app/roulib/id6453759035)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is E free?

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

### Is Roulib free?

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

### Do E or Roulib have ads?

Neither E nor Roulib shows ads.

### Which is updated more often, E or Roulib?

E ships an update every 4 months, and Roulib every 2 weeks. Most recently, E was updated on November 11, 2026 and Roulib on November 12, 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.*