POWERBELY vs i
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
POWERBELY
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The POWERBELY intelligent battery management system can monitor the battery status through Bluetooth connection, collect, store and process the information during battery operation in real time, exchange information with external devices, solve the key problems of the safety, ease of use and service life of the lithium battery system, extend the service life of the battery, and enhance the stability of the battery after grouping. 1. Display real-time voltage, current, power and other parameter values in instrument panel and digital form; 2. Display the real-time voltage, alarm status and trigger alarm value or protection value of all single batteries; 3. Comparison of each data of the cells and voltage difference. The maximum voltage and minimum voltage of the series or parallel battery packs, the maximum voltage and minimum voltage of the battery cells during the monitoring of a single battery. And display of cell balancing status. 4. Warning of cells' temperature. Real time alarm and protection times for high/low temperature, charge/discharge overcurrent, short circuit, overvoltage and undervoltage. 5. Record warnings history that occur at every moment. 6. Support simultaneous connection of multiple batteries and calculation of serial and parallel connections. 7. Support the simultaneous viewing of the cells status and cells balance of multiple groups of batteries. 8. Compatible with POWERBELY batteries of different models. Hope POWERBELY can help you understand more about the convenience of battery use.
i
Monitor your i-tecc+ LiFePO4 batteries with detailed insights. Track state of charge, capacity, power usage, temperature, and charge cycles. Essential for managing battery health and performance.
- Monitor state of charge
- Track battery capacity
- View power consumption
- Check battery temperature
- Record charge cycles
- LiFePO4 battery information
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i-tecc+ BMS is the perfect tool to get important information about your i-tecc+ LiFePO4 batteries, such as current state of charge, battery capacity, power consumption, temperature, charge cycles and much more.
Screenshots
Verdict
The clearest difference is update cadence: POWERBELY at every 2 weeks against i's every 19 months. On price, ads, in-app purchases and device support 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.
POWERBELY ships an update every 2 weeks, i every 19 months. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.
| Parameter | POWERBELY | i |
|---|---|---|
| Price | Free | Free |
| Positive reviews | โ | 0.0% of reviews |
| Update frequency | Every 2 weeks โ better | Every 19 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | โ | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod โ better |
| Requires iOS | 11.0 โ better | 12.0 |
| Further details โ not scored | ||
| Size | 14 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Bely Energy Technology Co., Ltd. | i-tecc batteries GmbH |
In-app purchases
POWERBELY
No in-app purchases
i
No in-app purchases







