TremorGauge vs Bluetooth Device Tracker
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
TremorGauge
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TremorGauge is 100% software, using your iPhone's built-in accelerometer β no external hardware required. TremorGauge turns your iPhone into a real-time vibration reference meter for relative equipment and surface checks. Built on the iPhone accelerometer, it estimates vibration intensity in mm/sΒ² with a clean color-coded gauge. KEY FEATURES β’ Real-time vibration magnitude in mm/sΒ² (millimeters per second squared) β’ Color-coded gauge: green (still), yellow (light), purple (strong) β’ Live X / Y / Z axis acceleration values in g β’ One-tap baseline calibration (subtract ambient noise) β’ Audible peak alarm with adjustable threshold β’ Fully offline β no network, no tracking, no ads USE CASES β’ Test machine and equipment vibration β’ Troubleshoot car / vehicle vibration issues β’ Compare floor, desk, or furniture vibration changes β’ Audiophile speaker / driver resonance test β’ Relative shake awareness β’ Physics demonstrations PRO FEATURES (optional subscription) β’ 30-second rolling history curve with peak markers β’ 100Hz higher-rate sampling mode (5x faster than free) β’ Persistent baseline that survives app restart β’ CSV export of full session (timestamp, X, Y, Z, magnitude) β’ Custom peak alert threshold LIMITATIONS The iPhone accelerometer is not a laboratory-grade instrument. TremorGauge is designed for relative measurements and general awareness, not for safety, regulatory, or risk-monitoring decisions. For calibrated work, use a dedicated piezoelectric or MEMS accelerometer system. PRIVACY All sensor data is processed locally. No audio, video, or location is collected. No analytics, no ads, no account. SUBSCRIPTION INFO β’ Payment will be charged to your Apple ID account at confirmation of purchase. β’ Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. β’ Your account will be charged for renewal within 24 hours prior to the end of the current period. β’ You can manage and cancel your subscriptions by going to App Store β Account β Subscriptions. Privacy Policy: https://frexx.top/tremorgauge/privacy.html Terms of Use: https://frexx.top/tremorgauge/terms.html SUPPORT jie.xiang.jm@gmail.com
Bluetooth Device Tracker
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Bluetooth Device Tracker: BLE+ is a smart and easy-to-use Bluetooth scanner designed to help you quickly discover, connect, and manage nearby Bluetooth devices. Whether you are searching for earbuds, headphones, smartwatches, speakers, or other BLE devices, the app gives you a smooth and reliable experience with fast scanning and simple controls. Instantly scan nearby Bluetooth devices and view detailed information such as signal strength, device name, and connection status. With real-time updates, you can easily identify which device is closest to you and track available connections around your location with better accuracy. Use the built-in signal finder to locate misplaced Bluetooth devices faster. The app helps you estimate proximity using live signal strength indicators, making it easier to find your wireless accessories, speakers, trackers, and other paired devices without wasting time. Bluetooth Device Tracker: BLE+ also offers a clean device management system where you can connect, pair, and organize your discovered devices in one place. The user-friendly interface is designed for speed and convenience, making Bluetooth management simple for everyone. Whether at home, office, gym, or while traveling, Bluetooth Device Tracker: BLE+ is the perfect companion for monitoring and finding your wireless devices. Download now and enjoy a faster, smarter, and more efficient Bluetooth tracking experience. The app offers the following subscription options: - Weekly at $4.49 and Yearly at $ 49.99 - Payment will be charged to your iTunes Account at confirmation of purchase. - Subscription automatically renews unless auto-renew is turned off at least 24-hours prior to the end of the current subscription period. - The account is charged for renewal within 24-hours before the end of the current subscription period. - Subscriptions can be managed by the user and auto-renewal can be turned in the user's Account Settings after purchase. By using the app, you agree to our Privacy Policy and Terms of Use: Privacy Policy: https://parthivprivacy.blogspot.com/2025/12/privacy-policy.html Terms & Conditions: https://parthivprivacy.blogspot.com/2025/12/tearms-and-condition.html
Screenshots
Verdict
The clearest difference is ads: TremorGauge at none against Bluetooth Device Tracker's shown. Bluetooth Device Tracker's advantage is update cadence (weekly vs every 3 weeks) and iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support 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
Both are free to download. TremorGauge sells 2 in-app purchases, starting at $1.59 per 7 days and Bluetooth Device Tracker sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.
TremorGauge ships an update every 3 weeks, Bluetooth Device Tracker weekly. The most recent releases landed on October 11, 2026 and October 9, 2026 respectively.
| Parameter | TremorGauge | Bluetooth Device Tracker |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Weekly β better |
| Ads | No β better | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 13.0 β better |
| Further details β not scored | ||
| Size | 1 MB | 75 MB |
| Age rating | 4+ | 4+ |
| Developer | ζ° ε | Parthiv Vanani |
In-app purchases
TremorGauge
- TremorGauge Pro Weekly$1.597 Days
- TremorGauge Pro Yearly$19.901 Year
Bluetooth Device Tracker
- Bluetooth Device Tracker Week$4.997 Days
- Bluetooth Device Tracker Year$19.991 Year
Questions
Is TremorGauge free?
Is Bluetooth Device Tracker free?
Do TremorGauge or Bluetooth Device Tracker have ads?
Which is updated more often, TremorGauge or Bluetooth Device Tracker?
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