BatteryDisplay vs Battery Master 12V
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BatteryDisplay
Monitor the health of your KS2 Lithium Batteries through a Bluetooth interface. This app allows you to view battery status and generate reports for analysis by KS2 Corp.
- Bluetooth battery monitoring
- Battery health status
- Report generation for KS2 Corp
- Interface with KS2 Lithium Batteries
Read full descriptionHide full description
This application allows the user to interface with their proprietary KS2 Lithium Batteries. The Bluetooth capability of the battery display allows the user to monitor the health of their batteries and via this application, then can send reports to KS2 Corp for further analysis.
Battery Master 12V
This tool detects and tests lead-acid batteries, assessing CCA and health. It calculates remaining battery life based on temperature and CCA data. Users can also test cranking and charging systems, with all results shareable and printable.
- Lead-acid battery detection
- Test battery CCA and health
- Calculate available use life
- Test cranking system
- Test charging system
- Share and print test results
Read full descriptionHide full description
Battery Master is the detection tool for lead acid battery. By installed on battery, it can intelligently test battery CCA and health condition, calculate battery available use life based on temperature and CCA data sheet. When phone is close to device, the app will automatically obtain battery test result. Also, user can alternatively test battery health, cranking system and charging system. All saved history test results can be shared and printed out.
Screenshots
Verdict
The clearest difference is review sentiment: BatteryDisplay at 100% against Battery Master 12V's 0%. BatteryDisplay also leads on rating (4.5 vs 3.4) and iOS requirement (13.0 vs 15.6). On price, ratings volume, update cadence and ads 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.
BatteryDisplay holds the better App Store score, 4.5 against 3.4. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews point the same way: 100% of BatteryDisplay's written reviews are positive against 0% of Battery Master 12V's.
Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on September 18, 2026 and September 10, 2026 respectively.
| Parameter | BatteryDisplay | Battery Master 12V |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) — better | 3.4 (5 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 2 | 5 — better |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 12 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Anthony Scappaticci | Shenzhen Leagend Optoelectronics Co., Ltd. |
Customer experience
BatteryDisplay
Battery Master 12V
In-app purchases
BatteryDisplay
No in-app purchases
Battery Master 12V
No in-app purchases
Questions
Is BatteryDisplay free?
Is Battery Master 12V free?
Which has better reviews, BatteryDisplay or Battery Master 12V?
Do BatteryDisplay or Battery Master 12V have ads?
Which is updated more often, BatteryDisplay or Battery Master 12V?
Other comparisons
