Ultimate9 BM
Available on Google Play
3.4(61)
5,000+ installsFreeTools
Updated Nov 3, 2025 · v2.0.8
testing cranking , charging system voltage and the real-time voltage.
Ultimate9 BM is an application for vehicle battery, which can let them know the real-time voltage of car battery. It helps users to know the battery fully by testing cranking and charging system voltage. All of the datas can be showed on mobile through bluetooth.
5 years on Google Play
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Rating breakdown
5★
34
4★
0
3★
0
2★
8
1★
17