Comparison

BatteryManAI for EV vs Bubble Level & Angle Meter

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

Head to head
About

BatteryManAI for EV

Features
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BatteryManAI for EV – The Most Advanced EV Battery Health Prediction Model Worried about EV battery degradation? Just enter 3 numbers after every charge (battery % + current range + total mileage) and you get: 1. Complete battery & mileage logbook – export Excel + HD chart screenshots anytime, keep forever 2. Two professional trend charts: long-term full-charge range + true SOH decay curve (red warning line) 3. World’s only BHIT 20-year personalized prediction model – tells you the exact year your battery will drop to 70% (warranty red line). The more data, the more accurate. Exclusive Features β€’ Full battery & mileage logbook – export Excel spreadsheets and HD charts anytime, keep forever β€’ Instant battery health check – instantly see if degradation matches age & mileage. Must-have before buying a used EV β€’ Predicts exactly when you’ll hit the warranty threshold – 70% remaining capacity is the warranty line for most manufacturers (Tesla example: minimum 70% retention within 8 years) App Includes β€’ Battery & mileage logbook with one-tap Excel + HD chart export β€’ Long-term full-charge range trend chart β€’ Battery health (SOH) trend chart β€’ Exclusive BHIT model: Best / Average / Worst personalized 20-year curves + 95% confidence interval β€’ Precise prediction of when you’ll reach 70% SOH Other Highlights β€’ No ads, no subscription – one-time purchase, lifetime use β€’ Works with ALL BEVs (Tesla, GM/Chevy, Ford, Rivian, Lucid, Hyundai, Kia, BMW…any brand) β€’ km / miles toggle, Dark Mode, full multilingual support β€’ 100% local storage only – never uploaded, delete everything anytime Download BatteryManAI for EV today – Spot abnormal degradation early, know exactly how many years your battery has left, and say goodbye to battery anxiety forever!

About

Bubble Level & Angle Meter

Features
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Bubble Level – Angle Meter Turn your iPhone into a precise bubble level and angle measuring tool. Bubble Level – Angle Meter helps you measure angles, slopes, and alignment quickly and accurately using your device’s built-in sensors. Perfect for DIY projects, home improvement, construction, carpentry, photography, and everyday use. Key Features β€’ Bubble Level Mode – Check horizontal and vertical alignment β€’ Angle Meter / Inclinometer – Measure precise angles in degrees β€’ High Accuracy – Uses device accelerometer and gyroscope β€’ Easy Calibration – One-tap recalibration for improved precision β€’ Clean & Simple Interface – No clutter, easy to read β€’ Portrait & Landscape Support β€’ Works Offline – No internet connection required Use Cases Hanging pictures and shelves Construction and carpentry work Measuring slopes and inclines Camera and tripod leveling DIY and home renovation projects Privacy Friendly Your privacy matters. Bubble Level – Angle Meter does not collect, store, or share any personal data. All measurements are processed locally on your device. Lightweight & Reliable Fast launch, minimal battery usage, and smooth performance on supported devices. Download Bubble Level – Angle Meter today and keep everything perfectly level.

Screenshots

BatteryManAI for EV4 screens
Bubble Level & Angle Meter3 screens

Verdict

The call

The clearest difference is price: Bubble Level & Angle Meter at Free against BatteryManAI for EV's $2.99. BatteryManAI for EV's advantage is ads (none vs shown) and update cadence (fortnightly vs every 3 months). On in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Bubble Level & Angle Meter is free to download; BatteryManAI for EV costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

BatteryManAI for EV ships an update fortnightly, Bubble Level & Angle Meter every 3 months. The most recent releases landed on September 18, 2026 and September 17, 2026 respectively.

Scorecard3 real differences Β· 3 level
BatteryManAI for EV versus Bubble Level & Angle Meter: the parameters behind the verdict, then further details
ParameterBatteryManAI for EVBubble Level & Angle Meter
Price$2.99Free β€” better
Update frequencyFortnightly β€” betterEvery 3 months
AdsNo β€” betterYes
In-app purchasesNoNo
DevicesiPhoneiPhone, iPad β€” better
Requires iOS17.616.2 β€” better
Further details β€” not scored
Size21 MB16 MB
Age rating4+4+
DeveloperCheng-Ta YuMamoona Ammar

In-app purchases

None

BatteryManAI for EV

No in-app purchases

None

Bubble Level & Angle Meter

No in-app purchases

Questions

Is BatteryManAI for EV free?
BatteryManAI for EV costs $2.99, with no in-app purchases.
Is Bubble Level & Angle Meter free?
Bubble Level & Angle Meter is free to download, with no in-app purchases.
Do BatteryManAI for EV or Bubble Level & Angle Meter have ads?
Bubble Level & Angle Meter shows ads; BatteryManAI for EV does not.
Which is updated more often, BatteryManAI for EV or Bubble Level & Angle Meter?
BatteryManAI for EV ships an update fortnightly, and Bubble Level & Angle Meter every 3 months. Most recently, BatteryManAI for EV was updated on September 18, 2026 and Bubble Level & Angle Meter on September 17, 2026.

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