A database of Ordnance Survey trigpoints, which can be displayed on various maps of the UK.

Users can find and navigate to a nearby trigpoint, and browse logs and photos provided by other users. In addition, registered TrigpointingUK users can upload their own logs and photos to the T:UK website.

Trig points can be displayed on various maps of the UK.

Where possible, trigpoint data is stored locally for offline use, as many trigpoints are located in areas without good mobile broadband signals.