Ariel drone view of mountainous landscape with rolling clouds flowing over peak

Journal your hikes and share your adventures.

Bag peaks across the UK & Ireland, track your progress and see updates from Donder's growing community of hikers.

Donder's profile view available to users after sign-up, shows example user with progress tracking, hiking journal and user leaderboard

Thumbnail image for Ciste Dhubh South Top showing contour plot for surrounding peak
SCO
Icon of location pin
933m
Icon of vertical, double ended, arrow to symbolise height of mountain

Ciste Dhubh South Top

Icon of mountain used to symbolise the number of ascents made by users

0
Ascents

Thumbnail image for Sharpenhurst Hill showing contour plot for surrounding peak
ENG
Icon of location pin
87m
Icon of vertical, double ended, arrow to symbolise height of mountain

Sharpenhurst Hill

Icon of mountain used to symbolise the number of ascents made by users

0
Ascents

Thumbnail image for Wiltonburn Hill showing contour plot for surrounding peak
SCO
Icon of location pin
282m
Icon of vertical, double ended, arrow to symbolise height of mountain

Wiltonburn Hill

Icon of mountain used to symbolise the number of ascents made by users

0
Ascents

Thumbnail image for The Knight showing contour plot for surrounding peak
ENG
Icon of location pin
552m
Icon of vertical, double ended, arrow to symbolise height of mountain

The Knight

Icon of mountain used to symbolise the number of ascents made by users

0
Ascents

Thumbnail image for Bryn Tanycastell showing contour plot for surrounding peak
WLS
Icon of location pin
254m
Icon of vertical, double ended, arrow to symbolise height of mountain

Bryn Tanycastell

Icon of mountain used to symbolise the number of ascents made by users

0
Ascents

Thumbnail image for Pen-y-garth [Llandudno to Wrexham] [SJ215659] showing contour plot for surrounding peak
WLS
Icon of location pin
173m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen-y-garth [Llandudno to Wrexham] [SJ215659]

Icon of mountain used to symbolise the number of ascents made by users

0
Ascents