Battery HD+ vs UMuseum
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Battery HD+
This app provides a detailed battery monitoring experience for your phone or tablet. It offers calibration features for increased accuracy and displays estimated usage times for various activities, from listening to music to GPS navigation. It also includes charge alerts and a widget for quick access to information.
- Battery calibration
- Usage time estimates
- Charge alerts
- Widget support
- Detailed usage charts
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This is the perfect battery monitor for your phone or tablet. It is simple, beautiful and can be calibrated specially for your device. - Widget - Charge Alerts - Usage chart Instantly know how many hours you have left for: - Listening to music - Watching video - Talking on the phone - Internet Browsing ( WiFi / Edge / 3G / 4G ) - Standby - Time left to recharge - Time to use LED Flashlight - 2D and 3D Games - Reading books - GPS navigation - Video chat - Taking photos - Recording videos If you have a new or rare device, please run calibration tests to share your results with the community and make this app even more precise ! Try it now ! It's simply the best at what it does.
UMuseum
Explore university museums and collections globally through a comprehensive database. This app connects enthusiasts with cultural institutions, fostering a worldwide community around academic heritage.
- Global museum database
- University collection access
- Community building
- Increased visibility for museums
- Portable device accessibility
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It results from a partnership established in 2018 between UMAC and Electronic Science and Technology Museum, Universty of Electronic Science and Technology of China. This app aims at increasing the visibility of university museums and collections worldwide. With the popularity of portable devices these days, it will make UMAC’s worldwide database more accessible to a broader global audience. Building a community for who are interested in university museums and collections, the app will help university museums realize the missions of “local” and “global” in the future.
Screenshots
Verdict
The clearest difference is ads: UMuseum at none against Battery HD+'s shown. UMuseum also leads on review sentiment (100% vs 75%) and monetization model (free vs ad-supported). On price, update cadence, 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.
Battery HD+ ships an update every 2 months, UMuseum every 3 months. The most recent releases landed on September 28, 2026 and June 10, 2026 respectively.
| Parameter | Battery HD+ | UMuseum |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2.7K ratings) — better | — |
| Positive reviews | 74.6% of reviews | 100.0% of reviews — better |
| Number of ratings | 2.7K — better | — |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 62 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | smalltech sarl | 轲 赵 |
Customer experience
Battery HD+
UMuseum
Bugs and requests
Battery HD+
Reported bugs
3 issues- Calibration never completes
- Battery level not detected
- Incorrect battery percentage displayed
Requested features
4 requests- Battery health monitoring
- Battery usage by app breakdown
- Improved charging notifications
- Apple Watch support
UMuseum
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Battery HD+
No in-app purchases
UMuseum
No in-app purchases
Questions
Is Battery HD+ free?
Is UMuseum free?
Do Battery HD+ or UMuseum have ads?
Which is updated more often, Battery HD+ or UMuseum?
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