RED control vs ePaper Tool
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RED control
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RED control is an application designed for refrigeration technicians, allowing for remote monitoring of food service and scientific refrigeration units. The strenghts of the app are - smart view of the installed plants and their status - push notification when alarms occur - simplified unit registration via QR code
ePaper Tool
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This app is specifically designed for ePaper displays, enabling features such as setting up ePaper WiFi, managing image playlists, registering ePaper devices, and obtaining device information via Bluetooth.
Screenshots
Verdict
The clearest difference is update cadence: ePaper Tool at every 4 weeks against RED control's every 4 months. On price, ads, in-app purchases and device support 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.
RED control ships an update every 4 months, ePaper Tool every 4 weeks. Both last shipped on October 2, 2026.
| Parameter | RED control | ePaper Tool |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 32 MB | 36 MB |
| Age rating | 4+ | 17+ |
| Developer | CAREL INDUSTRIES S.p.A. | JiaZheng Huang |
In-app purchases
RED control
No in-app purchases
ePaper Tool
No in-app purchases
