Comparison

BT1 Tester vs BMS CLOUD

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

BT1 Tester

This utility app tests 12V car batteries, providing results on their condition, such as good, bad, or needing replacement. It displays the battery's voltage, volume, and overall health.

Highlights
  • Tests 12V car battery voltage
  • Measures battery volume
  • Assesses battery health
  • Displays test results (good, bad, replace)
Read full description

To test 12V car battery's voltage,volume,health,and then show the testing result on good,bad,replace...

About

BMS CLOUD

Features
Read full description

Battery Assistant, BMS control program, let users better manage their own battery voltage and power, remote control app

Screenshots

BT1 Tester3 screens
BMS CLOUD4 screens

Verdict

The call

The clearest difference is update cadence: BT1 Tester at every 5 weeks against BMS CLOUD's every 6 months. BT1 Tester also leads on iOS requirement (7.0 vs 12.0). On price, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

BT1 Tester ships an update every 5 weeks, BMS CLOUD every 6 months. The most recent releases landed on October 13, 2026 and October 3, 2026 respectively.

Scorecard2 real differences · 8 level
BT1 Tester versus BMS CLOUD: the parameters behind the verdict, then further details
ParameterBT1 TesterBMS CLOUD
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 5 weeks — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS7.0 — better12.0
Further details — not scored
Size7 MB49 MB
Age rating4+4+
DeveloperShenzhen Leagend Optoelectronics Co., Ltd.孝磊 刘

In-app purchases

None

BT1 Tester

No in-app purchases

None

BMS CLOUD

No in-app purchases

Questions

Is BT1 Tester free?
BT1 Tester is free to download, with no in-app purchases.
Is BMS CLOUD free?
BMS CLOUD is free to download, with no in-app purchases.
Do BT1 Tester or BMS CLOUD have ads?
Neither BT1 Tester nor BMS CLOUD shows ads.
Which is updated more often, BT1 Tester or BMS CLOUD?
BT1 Tester ships an update every 5 weeks, and BMS CLOUD every 6 months. Most recently, BT1 Tester was updated on October 13, 2026 and BMS CLOUD on October 3, 2026.

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