PowerMaster vs VISCOM24 Qrcode Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PowerMaster
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Monitor your UPS and get prompt notification anywhere and anytime! PowerMaster app provides a status overview of your UPS. It enables you to monitor your UPS and supports event notifications to ensure instant event update. PowerMaster app also supports multiple UPS monitoring. You can select a UPS from the UPS List and check its status. Download free PowerMaster app and enjoy the benefits the following features bring: - Monitor Monitor page provides an overview of the UPS current status, including power supplied, voltage supplied, power condition, battery capacity, battery status, estimated runtime and UPS load. Multiple UPS monitoring is also available. - Event log Event log info provides the a list of happened events.
VISCOM24 Qrcode Reader
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The APP is for the exclusive use of the Exhibitors of the Event and allows for the scanning of visitors' QR codes. After scanning, the lead data will be immediately visible, and it will be possible to add a note. At the end of the Event, all leads can be downloaded in a convenient Excel file.
Screenshots
Verdict
The clearest difference is iOS requirement: PowerMaster at 12.0 against VISCOM24 Qrcode Reader's 16.0. 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.
PowerMaster ships an update every 4 months, VISCOM24 Qrcode Reader every 6 months. The most recent releases landed on July 10, 2026 and September 7, 2026 respectively.
| Parameter | PowerMaster | VISCOM24 Qrcode Reader |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 52 MB | 5 MB |
| Age rating | 17+ | 4+ |
| Developer | Cyber Energy Co., Ltd. | FIERA MILANO SPA |
In-app purchases
PowerMaster
No in-app purchases
VISCOM24 Qrcode Reader
No in-app purchases
Questions
Is PowerMaster free?
Is VISCOM24 Qrcode Reader free?
Do PowerMaster or VISCOM24 Qrcode Reader have ads?
Which is updated more often, PowerMaster or VISCOM24 Qrcode Reader?
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