Drivers & Software
In order to be able to use your ELM327 USB interface you need a driver. The ELM327 Bluetooth and WiFi interfaces do not need a driver.
The most recent drivers for Windows 2000/XP/Server 2003/Vista/7/8/8.1, for OSX or for Linux can be downloaded from:
As an extra service, ELM327.EU provides the USB drivers too:
Windows XP/Server 2003/Vista/7/8/8.1 (v6.6.1)
Windows 2000 (v6.3a)
Mac OSX (v3.1)
Linux (2.6.x & 2.4.36)
Instructions for Windows and OSX:
Install the correct driver for your Operating System, reboot your computer if necessary. After that you connect the ELM327 interface to your computer.
EasyObdII Version 2.4.0 (FREE VERSION) (Windows 2000 SP4 - Windows 7)
(Only works with the USB interface)
On the internet a lot of (free and paid) software can be found (elm327 software), for example Scanmaster Free v0.4.0.0 (works with the ELM327 USB and Bluetooth interface).
At Google Play, there are (free and paid) Android apps e.g. Torque or OBD-II CHECK ScanMaster Lite (free).
At the iTunes App Store, there are several apps to be obtained (REV and DashCommand).
ELM327.EU provides the drivers and software without any warranty. ELM327.EU accepts no liability (direct nor non-direct).