Power Queen vs Timeusb
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Power Queen
Monitor and manage your energy storage battery devices in real-time via Bluetooth. Achieve a smart lifestyle with reliable energy management solutions, making your life more convenient and efficient from anywhere.
- Real-time battery monitoring
- Bluetooth device connection
- Energy storage management
- Smart lifestyle integration
- Remote energy solutions
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Power Queen, your perfect companion for smart living! Through Bluetooth connection, we provide real-time monitoring and management for your energy storage battery devices, helping you achieve a smart lifestyle. No matter where you are, Power Queen can provide you with reliable energy management solutions, making your life more convenient and efficient.
Timeusb
Monitor your battery's real-time status, including SOC, voltage, current, and temperature. Get estimated charging completion and remaining usage times to manage your power efficiently and support a low-carbon lifestyle.
- Real-time SOC monitoring
- Voltage and current tracking
- Temperature monitoring
- Estimated charging completion
- Remaining usage time estimation
- Bluetooth connectivity
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Connect to your battery via Bluetooth for real-time monitoring of SOC, voltage, current, power, temperature, and charge-discharge cycles. Easily track battery status and get estimated charging completion and remaining usage times. We are dedicated to providing high-quality lithium batteries and exceptional service to customers worldwide, supporting a better and more convenient low-carbon lifestyle.
Screenshots
Verdict
The clearest difference is update cadence: Power Queen at every 3 weeks against Timeusb's every 9 months. Power Queen also leads on rating (2.7 vs 2.3) and review sentiment (25% vs 0%). On price, ads, in-app purchases and monetization model 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.
Power Queen holds the better App Store score, 2.7 against 2.3. That said, the two scores are not equally well evidenced: Power Queen has 41 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 25% of Power Queen's written reviews are positive against 0% of Timeusb's.
Power Queen ships an update every 3 weeks, Timeusb every 9 months. The most recent releases landed on September 26, 2026 and July 31, 2026 respectively.
| Parameter | Power Queen | Timeusb |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (41 ratings) — better | 2.3 (3 ratings) |
| Positive reviews | 24.5% of reviews — better | 0.0% of reviews |
| Number of ratings | 41 — better | 3 |
| Update frequency | Every 3 weeks — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 47 MB | 53 MB |
| Age rating | 17+ | 17+ |
| Developer | Shenzhen Lizu Shidai Technology | Timeusb |
Customer experience
Power Queen
Timeusb
In-app purchases
Power Queen
No in-app purchases
Timeusb
No in-app purchases
