Vgate iCar 2s (iPhone/Android, great connection, good speed, no connection problems
OBDLink MX+ (fastest, secure, pair button, can use with laptop as well + own software)
Vgate Vlinker MS (very fast, pair button, similar to OBDLink but cheaper
I test OBD-II scanners and make DIY Engine diagnostics guides to help you solve your car problems without having to depend on the mechanic. A lot of them will try to scam you or are just no help at all. About Juraj Lukacko