# GRDF Pros du gaz vs EN phase EC

The clearest difference is iOS requirement: GRDF Pros du gaz at 11.0 against EN phase EC's 14.0. On price, update cadence, 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.

GRDF Pros du gaz ships an update every 2 months, EN phase EC every 3 months. The most recent releases landed on November 2, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | GRDF Pros du gaz | EN phase EC |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | — |
| Size | 26 MB | 86 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GRDF](https://appshunter.io/developer/659519209) | [MyCompanyFiles](https://appshunter.io/developer/555340555) |

## What reviewers say

### GRDF Pros du gaz

[App page](https://appshunter.io/ios/app/grdf-pros-du-gaz/id1440042196)

Access essential GRDF tools for natural gas installation professionals on your smartphone. Includes network maps, pricing, connection simulators, technical regulations, and direct contact options for GRDF services.

**Highlights:** GRDF gas network map, Energy and connection pricing, Customer aid and savings simulators, Connection process and requests, Technical and regulatory answers, Gas outage information, Direct GRDF contact options

**Features:** macOS Compatibility

**In-app purchases:** none


### EN phase EC

[App page](https://appshunter.io/ios/app/en-phase-ec/id6745268152)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GRDF Pros du gaz free?

GRDF Pros du gaz is free to download, with no in-app purchases.

### Is EN phase EC free?

EN phase EC is free to download, with no in-app purchases.

### Do GRDF Pros du gaz or EN phase EC have ads?

Neither GRDF Pros du gaz nor EN phase EC shows ads.

### Which is updated more often, GRDF Pros du gaz or EN phase EC?

GRDF Pros du gaz ships an update every 2 months, and EN phase EC every 3 months. Most recently, GRDF Pros du gaz was updated on November 2, 2026 and EN phase EC on October 28, 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.*