# Petrosen vs Diag'EC

The clearest difference is update cadence: Diag'EC at fortnightly against Petrosen's every 2 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.

Petrosen ships an update every 2 months, Diag'EC fortnightly. Both last shipped on November 3, 2026.

## The numbers

| Metric | Petrosen | Diag'EC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/petrosen/id1541013351/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 70 MB | 104 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [SOCIETE DES PETROLES DU SENEGAL](https://appshunter.io/developer/1541013353) | [ESAIP](https://appshunter.io/developer/1560806400) |

## What reviewers say

### Petrosen

[App page](https://appshunter.io/ios/app/petrosen/id1541013351)

Manage your fuel allowances directly from your smartphone. Scan and pay for your gas refills with ease. This application simplifies the process of accessing and utilizing your fuel entitlements.

**Highlights:** Manage fuel allowances, Scan to pay for fuel, Smartphone integration, Easy refill process

**Features:** macOS Compatibility

**In-app purchases:** none


### Diag'EC

[App page](https://appshunter.io/ios/app/diagec/id6465952696)

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

**In-app purchases:** none


## Frequently asked questions

### Is Petrosen free?

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

### Is Diag'EC free?

Diag'EC is free to download, with no in-app purchases.

### Do Petrosen or Diag'EC have ads?

Neither Petrosen nor Diag'EC shows ads.

### Which is updated more often, Petrosen or Diag'EC?

Petrosen ships an update every 2 months, and Diag'EC fortnightly. Most recently, Petrosen was updated on November 3, 2026 and Diag'EC on November 3, 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.*