Comparison

NVH vs ANCEL BM300 Pro

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

Head to head
About

NVH

Diagnose vehicle vibration issues with this tool. It uses your device's sensors to analyze vibrations, identify their type, and suggest potential causes. Generate detailed reports and share findings.

Highlights
  • Automatic vibration type detection
  • Analysis of vibration sources
  • Live vibration measurement displays
  • Detailed PDF diagnostic reports
  • Record and review road tests
  • Extensive vehicle database
Currently charting
Read full description

Does your vehicle have a vibration problem? NVH takes the guesswork out of diagnosing it! Just follow the road test instructions in the tutorial, and the NVH app can automatically detect the type of vibration your vehicle is experiencing. - There are 14 types of vibrations: - Tire speed-related (3 types) - Driveshaft speed-related (3 types) - Engine speed-related (7 types) - Electric Motor Speed Related (1 type) - Each type of vibration has unique causes. A vibration type is not the same thing as a vibration source. There are many possible causes (sources) for each vibration type. Just follow the app's diagnostic steps to identify the source of vibration. - There are almost 300 possible causes of vibration concerns in today's vehicles. - Tire speed-related (77 Possible Causes) - Driveshaft speed-related (123 Possible Causes) - Engine speed-related (76 Possible Causes) - Electric Motor Speed Related (Several Causes) More than "Just an App," this is a tool for professional service technicians and anyone with a vibration concern on their vehicle. KEY FEATURES: - QUICK, ACCURATE, AND PRECISE: The NVH App can be set up and ready to begin diagnosis in as little as 30 seconds! - VIBRATION DIAGNOSIS: Place or mount your device against a solid surface in your vehicle, and the internal sensors will measure and analyze your vehicle's vibration problem. - LIVE RESULTS: Watch one of three different displays that show you live measurements of your vibration in various ways to ensure you have all the information you need. - MULTI-PART ANALYSIS: - AUTOMATIC: Not sure how to interpret your results? NVH will analyze your road test for you and tell you which type of vibration problem your vehicle has. - TOTALS: Want to get into the numbers yourself? NVH shows you statistics for each type of vibration detected and breaks them down by vehicle speed to give you even more information. - PDF REPORT: print, email, or save a PDF diagnostic report showing all the analysis details. - RECORD: Record your road test and watch it again in real-time, or pause and go through it step by step. - SHARE: Want another field service engineer, mechanic, or friend to see your test and give their opinion? Export your recordings to an NVH file to import them into their device and view your recordings and their analyses. You can also print or send a PDF report detailing the recording analysis. - VEHICLE DATABASE: NVH has an extensive database of 45,184 vehicles to choose from, so that you can pick your vehicle and go! Can't find your vehicle in the database? Not a problem! You can manually enter your vehicle's information and save it for future use. To see a list of supported vehicles in the NVH vehicle database or what information you will need to know about your vehicle if it is not in the database, visit http://www.vibratesoftware.com/nvh/database.htm. - DIAGNOSTIC HELP AND VIDEOS: Whether you are a seasoned field service engineer, experienced technician, or a self-made mechanic, NVH's comprehensive diagnostic help file has something for everyone. Read through detailed instructions and information accompanied by hundreds of photos and dozens of videos. With over 28 years of vibration diagnostic expertise built into the troubleshooting steps, you will be in good hands. - SUPPLEMENTARY TOOLS: NVH contains a suite of extra tools to help with various automotive tasks: - Measure driveshaft angles - Check the accuracy of your speedometer - Measure raw vibration frequencies and amplitudes OPTIONAL BLUETOOTH OBD-II DLC INTERFACES: - OBDLink MX+ - Nexiq Blue-Link 2 These tools will read the engine RPM directly from the vehicle and use it for engine speed-related vibration diagnosis. NOTE: This application is intended to be used by a passenger in a vehicle, not the driver. You assume total responsibility and risk from using this application.

About

ANCEL BM300 Pro

This app monitors 6V, 12V, and 24V batteries, allowing simultaneous tracking of up to four. It provides insights into battery health by testing startup and charging system voltage, and accurately records vehicle start and stop times. All data is accessible on your phone via Bluetooth for easy vehicle battery management.

Highlights
  • Monitors 6V, 12V, 24V batteries
  • Simultaneous monitoring of four batteries
  • Tests startup and charging system voltage
  • Records vehicle start/stop times
  • Bluetooth data display on phone
  • Vehicle battery power management
Features
Read full description

ANCEL BM300 Pro 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

NVH4 screens
ANCEL BM300 Pro4 screens

Verdict

The call

The clearest difference is price: ANCEL BM300 Pro at Free against NVH's $99.99. ANCEL BM300 Pro also leads on iOS requirement (15.6 vs 17.0). NVH's advantage is review sentiment (81% vs 37%) and rating (4.2 vs 2.8). On ratings volume, 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

ANCEL BM300 Pro is free to download; NVH costs $99.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

NVH holds the better App Store score, 4.2 against 2.8. Both are backed by a comparable volume of ratings — 24 and 24 respectively. Written reviews point the same way: 81% of NVH's written reviews are positive against 37% of ANCEL BM300 Pro's.

UpkeepUpdate frequency

NVH ships an update weekly, ANCEL BM300 Pro monthly. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

Scorecard7 real differences · 4 level
NVH versus ANCEL BM300 Pro: the parameters behind the verdict, then further details
ParameterNVHANCEL BM300 Pro
Price$99.99Free — better
Rating4.2 (24 ratings) — better2.8 (24 ratings)
Positive reviews81.0% of reviews — better36.8% of reviews
Number of ratings2424
Update frequencyWeekly — betterMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
Best chart rank#122 — better—
DevicesiPhone, iPadiPhone, iPod, Apple Watch — better
Requires iOS17.015.6 — better
Further details — not scored
Size87 MB68 MB
Age rating12+4+
DeveloperVibrate Software, Inc.OBDSPACE TECHNOLOGY CO.,LTD

Customer experience

NVH

All ratings24 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews21 reviews
Positive81.0%
Neutral0.0%
Negative19.0%

ANCEL BM300 Pro

All ratings21 ratings
Positive38.1%
Neutral14.3%
Negative47.6%
Written reviews19 reviews
Positive36.8%
Neutral21.1%
Negative42.1%

In-app purchases

None

NVH

No in-app purchases

None

ANCEL BM300 Pro

No in-app purchases

Questions

Is NVH free?
NVH costs $99.99, with no in-app purchases.
Is ANCEL BM300 Pro free?
ANCEL BM300 Pro is free to download, with no in-app purchases.
Which has better reviews, NVH or ANCEL BM300 Pro?
NVH is rated higher. NVH averages 4.2 out of 5 from 24 ratings, while ANCEL BM300 Pro averages 2.8 from 24 ratings.
Do NVH or ANCEL BM300 Pro have ads?
Neither NVH nor ANCEL BM300 Pro shows ads.
Which is updated more often, NVH or ANCEL BM300 Pro?
NVH ships an update weekly, and ANCEL BM300 Pro monthly. Most recently, NVH was updated on November 6, 2026 and ANCEL BM300 Pro on November 4, 2026.

Other comparisons