Battery Asst vs Smart Battery 24V
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Battery Asst
Monitor your car battery's voltage in real time. This practical app displays the starting and charging system voltages, providing a comprehensive understanding of your car battery's condition directly on your mobile device via Bluetooth.
- Real-time car battery voltage display
- Monitor starting system voltage
- Monitor charging system voltage
- Bluetooth data transmission
- All-round battery condition understanding
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1. Battery Asst is an application assistant specially designed for car batteries. It is a practical APP that allows users to view the voltage of the car battery in real time. 2. It can monitor the voltage of the car's starting system and the charging system in real time, helping users to understand the characteristics of the car battery in an all-round way. 3. Transmit data to mobile phone via bluetooth for real-time viewing
Smart Battery 24V
Monitor the voltage of up to four 6V, 12V, or 24V batteries simultaneously. Test startup and charging systems, and accurately record vehicle start and stop times. View all data on your phone via Bluetooth for easy vehicle battery management.
- Monitor 6V, 12V, 24V batteries
- Simultaneous monitoring of four batteries
- Test startup and charging system voltage
- Record vehicle start/stop times
- Bluetooth data display
- Vehicle battery power management
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Smart Battery is an application for monitoring 6V, 12V, and 24V batteries. It can simultaneously monitor the voltage of four batteries. It helps users fully understand the battery by testing the startup and charging system voltage. It can accurately record the time when a car starts and stops. All data can be displayed on the phone through Bluetooth. Easy to manage vehicle battery power
Screenshots
Verdict
The clearest difference is rating: Battery Asst at 4.0 against Smart Battery 24V's 2.0. Battery Asst also leads on review sentiment (20% vs 0%) and ratings volume (8 vs 1). 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.
Battery Asst holds the better App Store score, 4.0 against 2.0. That said, the two scores are not equally well evidenced: Battery Asst has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 20% of Battery Asst's written reviews are positive against 0% of Smart Battery 24V's.
Battery Asst ships an update monthly, Smart Battery 24V every 5 weeks. The most recent releases landed on October 30, 2026 and September 27, 2026 respectively.
| Parameter | Battery Asst | Smart Battery 24V |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (8 ratings) — better | 2.0 (1 ratings) |
| Positive reviews | 20.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 8 — better | 1 |
| Update frequency | Monthly — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod, Apple Watch — better |
| Requires iOS | 9.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 23 MB | 68 MB |
| Age rating | 4+ | 4+ |
| Developer | 婷 赵 | Shenzhen Leagend Optoelectronics Co., Ltd. |
Customer experience
Battery Asst
Smart Battery 24V
In-app purchases
Battery Asst
No in-app purchases
Smart Battery 24V
No in-app purchases
Questions
Is Battery Asst free?
Is Smart Battery 24V free?
Which has better reviews, Battery Asst or Smart Battery 24V?
Do Battery Asst or Smart Battery 24V have ads?
Which is updated more often, Battery Asst or Smart Battery 24V?
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