# E vs Scanner App

The clearest difference is in-app purchases: E at none against Scanner App's 2. Scanner App's advantage is update cadence (fortnightly vs every 9 months) and iOS requirement (12.0 vs 14.3). On price, ads and device support there is nothing between them.

Both are free to download. Scanner App sells 2 in-app purchases, starting at $2.99 per month. E asks for nothing beyond the download.

E ships an update every 9 months, Scanner App fortnightly. The most recent releases landed on October 5, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | E | Scanner App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (7 ratings)](https://appshunter.io/ios/app/e-app/id1333995001/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 108 MB | 75 MB |
| Requires iOS | 14.3 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gema Switzerland GmbH](https://appshunter.io/developer/1333995000) | [Nguyen Thi My](https://appshunter.io/developer/1826378414) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-app/id1333995001)

Control and monitor Gema OptiStar 4.0 electrostatic coating equipment in real time. View and adjust coating parameters, track productivity data, and manage equipment configuration. Includes automated firmware updates and diagnostic reporting.

**Highlights:** Real-time equipment control, Coating parameter adjustment, Productivity data monitoring, Data export to PDF, Maintenance countdown timers, Automated firmware updates, Diagnostic data retrieval

**Features:** macOS Compatibility

**In-app purchases:** none


### Scanner App

[App page](https://appshunter.io/ios/app/scanner-app-scan-pdf-document/id6760967419)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade Monthly | $2.99 | per month |
| Upgrade Yearly | $12.99 | per year |


## Frequently asked questions

### Is E free?

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

### Is Scanner App free?

Scanner App is free to download, with in-app purchases available.

### Do E or Scanner App have ads?

Neither E nor Scanner App shows ads.

### Which is updated more often, E or Scanner App?

E ships an update every 9 months, and Scanner App fortnightly. Most recently, E was updated on October 5, 2026 and Scanner App 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.*