NVH vs Edge EZ Speed
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Automatic vibration type detection
- Analysis of vibration sources
- Live vibration measurement displays
- Detailed PDF diagnostic reports
- Record and review road tests
- Extensive vehicle database
Read full descriptionHide 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.
Edge EZ Speed
Read full descriptionHide full description
This simple plug-and-play module pairs seamlessly with your smartphone, giving you full control without the need for complex tuning or ECM flashing. Whether you’ve installed oversized tires or just want precise speed readings, Edge EZ delivers reliable calibration in minutes, helping you avoid costly speeding tickets and keeping your odometer accurate for true mileage tracking. Key Features: Quick & Easy Setup – Plug in, connect via your smartphone, and calibrate in minutes Accurate Speedometer Correction – Supports tire sizes up to 50" Protect Yourself on the Road – Helps prevent speeding violations caused by incorrect speed readings Maintain Odometer Accuracy – Ensures proper mileage tracking after tire upgrades No ECM Flashing Required – Leaves your factory programming untouched Warranty & Dealer Safe – No trace left behind after removal TPMS Control – Adjust or disable tire pressure monitoring system (on supported applications) Designed for Late Model Ford applications With Edge EZ, you get precision, convenience, and peace of mind, all in one compact solution. Drive with confidence knowing your speedometer and your truck is dialed in exactly where it should be.
Screenshots
Verdict
The clearest difference is price: Edge EZ Speed at Free against NVH's $99.99. Edge EZ Speed also leads on iOS requirement (12.2 vs 17.0). NVH's advantage is chart position (#139 vs unranked). On 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
Edge EZ Speed is free to download; NVH costs $99.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | NVH | Edge EZ Speed |
|---|---|---|
| Price | $99.99 | Free — better |
| Rating | 4.2 (24 ratings) — better | — |
| Positive reviews | 81.0% of reviews | — |
| Number of ratings | 24 — better | — |
| Update frequency | Weekly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Best chart rank | #139 — better | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 12.2 — better |
| Further details — not scored | ||
| Size | 87 MB | 115 MB |
| Age rating | 12+ | 4+ |
| Developer | Vibrate Software, Inc. | Holley Performance Products |
In-app purchases
NVH
No in-app purchases
Edge EZ Speed
No in-app purchases









