myAirflow vs NVH Source Locator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
myAirflow
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myAirflow app – lets you take full control of your iCONsmart functions and features. Bluetooth connectivity allows constant and secure tracking of your extraction rates, ensuring your home is always kept fresh and well ventilated. The iCONsmart is a vital piece of home automation technology which works in sync with the rest of your smart home gadgets, bringing style and performance into your home. A built in Timer module in every iCONsmart. The timer functionalities can be accessed by a unique unlock code found on a timer card. The unique code can be revealed by scratching off the cover on the card. By unlocking the timer module, the user will have access to a wide range of functionalities; adjustable overrun period, silent hours, room refresh and delay start. myAirflow’s unique features - Adjustable humidity range between 35% and 95%, allowing specific control of air extraction - Live status of the fan including installed modules, precise flow rate, humidity and motion sensor readings. - Live room health graph, displaying current humidity levels and rolling log of data usage, tracking the operating hours for the fan. - Customisable silent hours and room refresh features preventing the fan from operating at night and keep the room health optimum. - Adjustable flow rate allowing complete control of your fan
NVH Source Locator
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NVH Source Locator is a TDOA-based measurement tool for finding noise and vibration sources in structures using accelerometer signals captured on your oscilloscope or measurement system. Built for NVH engineers, automotive diagnostics, machinery troubleshooting, and structural analysis. Works fully offline — no data leaves your device. HOW IT WORKS Place 2–6 accelerometers on a structure, capture the time difference between sensors when they detect the noise/vibration event, and the app calculates where the source is. More sensors mean more precise localization: - 2 sensors → distance along a line - 3 sensors → 2D position - 4 sensors → 3D position - Up to 6 sensors with over-determined least-squares solver for maximum accuracy FEATURES - Seven measurement modes: 2-Sensor, 3-Sensor, 3-Sen+, 4-Sensor, 4-Sen+, 3D, 3D+ - Sound speed library with 100+ engineering materials (metals, polymers, glass, fluids) - Temperature compensation for 14 commonly-used metals (Aluminum, Steel, Copper, etc.) - Custom material support — calibrate in-situ and save the result - Photo annotation — overlay sensor markers on a photo of your setup - PDF report generation with custom header for your company - Backup & restore of all settings, custom materials, favorites, and history FULLY LOCALIZED Complete app interface and on-device user guide in 30 languages: English, Deutsch, Español, Français, Italiano, Português, Polski, Čeština, Slovenčina, Русский, Magyar, Hrvatski, Български, Беларуская, Svenska, Norsk, Suomi, Română, Türkçe, 中文, 日本語, 한국어, العربية, فارسی, हिन्दी, ไทย, Tiếng Việt, Bahasa Indonesia, Bahasa Melayu, Filipino. Complete online documentation at nvh.evdiag.net mirrors the in-app help in every language. FREE VS PRO The 2-Sensor mode is fully free with no limits. Pro unlocks all advanced modes (3-Sensor through 3D+), photo annotation, PDF reports, custom materials, and backup/restore — a single one-time purchase, lifetime access. WHO IT'S FOR - NVH engineers in automotive, aerospace, and electric vehicle development - Diagnostic specialists tracking down rattles, squeaks, and vibration sources - Structural analysts and acoustic consultants - Machinery maintenance teams locating bearing failures and resonance issues PRIVACY NVH Source Locator works entirely offline. No measurement data leaves your device. No analytics, no tracking. Developed by EVDiag. Full user manual at https://nvh.evdiag.net
Screenshots
Verdict
The clearest difference is in-app purchases: myAirflow at none against NVH Source Locator's 1. myAirflow also leads on iOS requirement (13.0 vs 15.0). NVH Source Locator's advantage is update cadence (every 4 days vs every 2 months). On price, ads 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
Both are free to download. NVH Source Locator sells 1 one-off in-app purchase. myAirflow asks for nothing beyond the download.
myAirflow ships an update every 2 months, NVH Source Locator every 4 days. Both last shipped on October 7, 2026.
| Parameter | myAirflow | NVH Source Locator |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 24 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Airflow Developments Ltd | Roman Franta |
In-app purchases
myAirflow
No in-app purchases
NVH Source Locator
- NVH Source Locator Pro$19.99
Questions
Is myAirflow free?
Is NVH Source Locator free?
Do myAirflow or NVH Source Locator have ads?
Which is updated more often, myAirflow or NVH Source Locator?
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