Display speed kilometers per hour using GPS mobile positioning
Speed ​​HUD display toggle
Free 100% free, no ads, no internet required
It can also be used for low-end tablets or mobile phones that are not in use
No internet is required, just turn on GPS positioning.
Taiwan's high-speed rail measured more than 300 kilometers per hour

Instructions:

Click the hour to increase the speed font, you can click continuously

Click Kilometer to reduce the speed font, you can click continuously

Click the speed number font to restore the default value

Click/Hide Status Bar

If the movement has no speed:
1. System settings enable GPS location service
Select High Accuracy or Device GPS Only
2. GPS speedometer with installed program
(manually enabled)
App Permissions => Location => On
3. The reason for the error between the displayed speed and the vehicle instrument
Generally, vehicles will have differences in tire pressure and tire wear.
In addition, the outer diameter of the wheel should be the same as the original one.