E vs Paqfile Viewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
E
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.
- Real-time equipment control
- Coating parameter adjustment
- Productivity data monitoring
- Data export to PDF
- Maintenance countdown timers
- Automated firmware updates
- Diagnostic data retrieval
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With the useful functions of Gema‘s Electrostatic App you control and monitor your Gema OptiStar 4.0 equipment in real time: Application: All essential OptiStar 4.0 coating parameters are clearly visible on a Smart Device and can be directly adjusted and controlled. Designed for use with manual or automated Gema equipment. Line Management: View coating process productivity data on the device, and export the data in a PDF file. Important statistics and cost calculations from production are automatically generated. Maintenance countdown timers can easily be viewed at the touch of a button. Setup: With this function the configuration of the OptiStar 4.0 is defined. For automated equipment use, OptiStar 4.0 can be controlled as single device or in a group of control units. System information and diagnostic data are easily retrievable and can be sent via e-mail. The automated firmware update keeps your OptiStar 4.0 up to date.
Paqfile Viewer
This application allows users to view, analyze, and share temperature data from thermal profiling systems. It offers detailed graphical results, individual thermocouple measurements, and calculates maximum temperatures and thresholds for in-depth analysis.
- Display temperature profiles
- Analyze graphical results
- View individual thermocouple data
- Calculate maximum temperatures
- Add temperature thresholds
- Share analysis results
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The Datapaq Paqfile Viewer enables the user to display, analyse and share temperature profiles generated using all Datapaq thermal profiling systems. In addition to zooming into the graphical results, the user can see the temperature measurements from every thermocouple at every sample point. To assist in analysis of results the app will display maximum temperature for each thermocouple and the user can add a temperature threshold calculation for further profile analysis.
Screenshots
Verdict
The clearest difference is rating: Paqfile Viewer at 5.0 against E's 2.7. Paqfile Viewer also leads on iOS requirement (12.0 vs 14.3). E's advantage is ratings volume (7 vs 2). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Paqfile Viewer holds the better App Store score, 5.0 against 2.7. Both are backed by a comparable volume of ratings — 7 and 2 respectively.
E ships an update every 9 months, Paqfile Viewer every 11 months. Both last shipped on June 4, 2026.
| Parameter | E | Paqfile Viewer |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (7 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 7 — better | 2 |
| Update frequency | Every 9 months — better | Every 11 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 14.3 | 12.0 — better |
| Further details — not scored | ||
| Size | 108 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Gema Switzerland GmbH | Fluke Process Instruments GmbH |
Customer experience
E
Paqfile Viewer
In-app purchases
E
No in-app purchases
Paqfile Viewer
No in-app purchases
