PowerMaster vs visual storage
Price, ratings, monetisation and update history for both apps, side by side โ 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.
visual storage
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visual storage scans any QR code (version 1 to version 40) and saves the data payload contained in the QR code as a file on your iPhone. With modern compression technology, photos and even short videos can be stored directly on QR codes. As such, this app works as a form of visual file delivery without an internet connection. If the file is โค2,953 bytes, it can be stored on a QR code, and it can be scanned by visual storage. Such files can include, but are not limited to: JPEG - .jpg PNG - .png GIF -.gif JPEG XL - .jxl AVIF - .avif HEIC - .heic MP4 video - .mp4 MOV video - .mov AV1 IVF - .ivf VVC video - .vvc WAV - .wav MP3 - .mp3 FLAC - .flac Ogg - .ogg Lyra audio bitstream - .lyra Codec2 audio bitstream - .codec2 ZIP - .zip PDF - .pdf and more. visual storage can be used without an internet connection once downloaded.
Screenshots
Verdict
The clearest difference is device support: PowerMaster at 2 against visual storage's โ. PowerMaster also leads on iOS requirement (12.0 vs 26.2). On price and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | PowerMaster | visual storage |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | โ |
| Ads | No | โ |
| In-app purchases | No | No |
| Devices | iPhone, iPod โ better | โ |
| Requires iOS | 12.0 โ better | 26.2 |
| Further details โ not scored | ||
| Size | 52 MB | 3 MB |
| Age rating | 17+ | 4+ |
| Developer | Cyber Energy Co., Ltd. | djr Technologies, LLC |
In-app purchases
PowerMaster
No in-app purchases
visual storage
No in-app purchases
Questions
Is PowerMaster free?
Is visual storage free?
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