All three road bike concerns are covered!
AlterLock is a bike security service for sports bikes. Keep an eye on your bike with a vibration detection alarm and smartphone notification. In the unlikely event of a theft, GPS tracking helps you find it. It's a new way to live your cycling life with peace of mind.
Why AlterLock?

Alarm deters thieves
When AlterLock detects a vibration, its alarm sounds, deterring theft and tampering.

Peace of mind with smartphone notifications
When AlterLock detects a vibration, it notifies your phone, so you know to check your bike.

Monitor via Bluetooth
While within Bluetooth range, you'll know your bike is nearby.

Advanced tracking capabilities
AlterLock uses both a GPS and WiFi sensor to calculate its location accurately.

Fine Controls
You can adjust AlterLock's vibration detection level, alarm volume, alarm duration, and turn the alarm on/off.

Small, Lightweight, and Inconspicuous
AlterLock is small, lightweight, and fits discreetly between your sports bike's frame and bottle holder.
App Features



- Register your bike's photo, specs, and VIN number
- Toggle the device lock mode
- Device settings (for various situations including vibration detection level, alarm on/off, alarm duration, first alarm sound, number of alarms, regular transmission, etc.)
- Push notifications and audible alarms when the device detects vibration or receives location information
- View location and history while tracking on the map screen
- Tracks maintenance history for safer riding
※1. Compatible with BLE-supported Android 5.0 and above and iOS 11 and above.
※2. View a list of verified compatible smartphones.
FAQ
It can be attached to a standard sports bike using its bottle holder's base or in conjunction with your existing bottle holder.
It can be used within Sigfox's service area (primarily Europe). Outside the service area, all functions will work within the Bluetooth transmission range. You can check the service area from this page.
* Even within the service area, notifications may not reach your smartphone indoors where the signal is weak or in an environment with poor reception.
Bluetooth trackers are challenging to track once they leave your hands. AlterLock has stand-alone communication and GPS, so you can track your device wherever you go.
This product is designed specifically for theft prevention. It cannot be used as a GPS tracker that continuously displays location information. Vibrations made in lock mode activate the GPS to significantly reduce power consumption and enable long-term tracking.
If you try to remove the device, AlterLock detects the vibration and sounds an alarm to notify you, so you can rush to your bike. If you're still concerned, an additional anti-theft bolt and special tool are available. Please consider purchasing the device as a set. These items are not sold separately.
Is it possible to adjust the sensitivity of the alarm sound and vibration detection?