# ProRastro vs En

The clearest difference is update cadence: En at every 3 days against ProRastro's every 3 months. 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.

ProRastro ships an update every 3 months, En every 3 days. The most recent releases landed on October 17, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | ProRastro | En |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | — | Free |
| Size | 90 MB | 105 MB |
| Requires iOS | **14.0** | 15.5.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Juliano Santos Carvalho](https://appshunter.io/developer/1557938839) | [Koddex Solucoes Digitais Ltda Me](https://appshunter.io/developer/966761844) |

## What reviewers say

### ProRastro

[App page](https://appshunter.io/ios/app/prorastro/id6738966095)

**Features:** macOS Compatibility

**In-app purchases:** none


### En

[App page](https://appshunter.io/ios/app/en-zone-cop30/id6754097043)

This event app allows attendees to view the schedule, favorite sessions, and learn about speakers and sponsors. It offers interactive features to enhance the event experience.

**Highlights:** View event schedule, Favorite sessions, See speaker profiles, Interact with sponsors, Event program details

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

**In-app purchases:** none


## Frequently asked questions

### Is ProRastro free?

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

### Is En free?

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

### Do ProRastro or En have ads?

Neither ProRastro nor En shows ads.

### Which is updated more often, ProRastro or En?

ProRastro ships an update every 3 months, and En every 3 days. Most recently, ProRastro was updated on October 17, 2026 and En 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.*