PowerMaster vs ntfy
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.
ntfy
This app allows you to send push notifications to your phone from scripts or other applications using simple HTTP requests. It acts as a client for a free, open-source pub-sub service, enabling you to receive alerts and updates directly on your device.
- Send notifications via REST API
- Subscribe to topics
- Publish messages via HTTP
- Integrates with Bash/PowerShell
- Free and open source client
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Send push notifications to your phone from any Bash or PowerShell script, or from your own app using PUT/POST requests, e.g. via curl on Linux or Invoke-WebRequest. ntfy is a client for https://ntfy.sh, a free and open source HTTP-based pub-sub service. You can subscribe to topics in this app, and then publish messages via a simple HTTP API. Uses: * Notify yourself when a long-running process is done * Ping your phone when a backup has failed * Alerts when someone logs into your server Example: $ curl -d "Your backup is done" ntfy.sh/mytopic Find more examples and usage instructions here: https://ntfy.sh/docs
Screenshots
Verdict
The clearest difference is update cadence: ntfy at fortnightly against PowerMaster's every 4 months. PowerMaster's advantage is iOS requirement (12.0 vs 15.0). 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.
PowerMaster ships an update every 4 months, ntfy fortnightly. The most recent releases landed on September 25, 2026 and September 30, 2026 respectively.
| Parameter | PowerMaster | ntfy |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.8 (442 ratings) — better |
| Positive reviews | — | 78.7% of reviews |
| Number of ratings | — | 442 — better |
| Update frequency | Every 4 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 52 MB | 3 MB |
| Age rating | 17+ | 4+ |
| Developer | Cyber Energy Co., Ltd. | Philipp Heckel |
Bugs and requests
PowerMaster
Not enough reviews yet to summarise bugs or requests.
ntfy
Reported bugs
3 issues- Notifications not working on iOS
- Broken click URLs in notifications
- Compatibility issues with iOS notification summarizing
Requested features
5 requests- Ability to change notification sounds
- Support for Apple Watch
- Customizable topic names/aliases
- Improved iOS notification handling
- All topics view and read/unread indicators
In-app purchases
PowerMaster
No in-app purchases
ntfy
No in-app purchases
