# PetroLine Mobile vs Screenimage Mobile

The clearest difference is update cadence: Screenimage Mobile at every 2 months against PetroLine Mobile's every 9 months. PetroLine Mobile's advantage is iOS requirement (13.0 vs 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.

PetroLine Mobile ships an update every 9 months, Screenimage Mobile every 2 months. The most recent releases landed on September 16, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | PetroLine Mobile | Screenimage Mobile |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 months** |
| Size | 32 MB | 40 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hectronic GmbH](https://appshunter.io/developer/546656372) | [Screenimage Systems AG](https://appshunter.io/developer/1551345478) |

## What reviewers say

### PetroLine Mobile

[App page](https://appshunter.io/ios/app/petroline-mobile/id546656369)

**Features:** macOS Compatibility

**In-app purchases:** none


### Screenimage Mobile

[App page](https://appshunter.io/ios/app/screenimage-mobile/id1551345476)

**In-app purchases:** none


## Frequently asked questions

### Is PetroLine Mobile free?

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

### Is Screenimage Mobile free?

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

### Do PetroLine Mobile or Screenimage Mobile have ads?

Neither PetroLine Mobile nor Screenimage Mobile shows ads.

### Which is updated more often, PetroLine Mobile or Screenimage Mobile?

PetroLine Mobile ships an update every 9 months, and Screenimage Mobile every 2 months. Most recently, PetroLine Mobile was updated on September 16, 2026 and Screenimage Mobile on September 9, 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.*