It’s one of the fastest tuning tools, and supports over 35000 ECU/TCUs.
Supports datalogging, OBD, Bench and Boot mode.
No subscriptions, with all updates free for life.
The Slave version of the tool does reading/writing in the special crypted format. A Slave tool is linked to a Master and forms a part of its network. A Slave owner is supposed to refer to its Master for tuned files. The Slave network requires the presence of at least one Master.