PowerMaster Cloud vs Emerge Power OnSiteMonitor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PowerMaster Cloud
Monitor your Uninterruptible Power Supply (UPS) status remotely and receive instant event notifications. The app provides a comprehensive overview of power, battery, and load conditions, supporting multiple UPS devices.
- Real-time UPS status overview
- Event and status logging
- Multiple UPS monitoring
- Instant event notifications
- Multi-language support
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Monitor your UPS and get prompt notification anywhere and anytime! PowerMaster Cloud 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 Cloud app also supports multiple UPS monitoring. You can select a UPS from the UPS List and check its status. Download free PowerMaster Cloud 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. - Status log Status log info provides the a list of device status. - Multi-language French, German, Japanese, Russian, Simplified Chinese, Traditional Chinese
Emerge Power OnSiteMonitor
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App for Data Center Monitoring
Screenshots
Verdict
The clearest difference is iOS requirement: PowerMaster Cloud at 9.0 against Emerge Power OnSiteMonitor's 12.0. 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.
Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on July 31, 2026 and September 16, 2026 respectively.
| Parameter | PowerMaster Cloud | Emerge Power OnSiteMonitor |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 9.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 77 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Neuropower (M) Sdn Bhd | Emerge Power Solutions, LLC |
In-app purchases
PowerMaster Cloud
No in-app purchases
Emerge Power OnSiteMonitor
No in-app purchases
Questions
Is PowerMaster Cloud free?
Is Emerge Power OnSiteMonitor free?
Do PowerMaster Cloud or Emerge Power OnSiteMonitor have ads?
Which is updated more often, PowerMaster Cloud or Emerge Power OnSiteMonitor?
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