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 Cruach Mhor [Oban to Loch Fyne] showing contour plot for surrounding peak
SCO
Icon of location pin
589m
Icon of vertical, double ended, arrow to symbolise height of mountain

Cruach Mhor [Oban to Loch Fyne]

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

0
Ascents

Thumbnail image for Carn Ban [Mull and Nearby Islands] showing contour plot for surrounding peak
SCO
Icon of location pin
248m
Icon of vertical, double ended, arrow to symbolise height of mountain

Carn Ban [Mull and Nearby Islands]

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

0
Ascents

Thumbnail image for Black Hill [Firth of Forth to the River Tweed] [NT585370] showing contour plot for surrounding peak
SCO
Icon of location pin
314m
Icon of vertical, double ended, arrow to symbolise height of mountain

Black Hill [Firth of Forth to the River Tweed] [NT585370]

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

0
Ascents

Thumbnail image for Puffin Island (Oilean na gCanog) showing contour plot for surrounding peak
IRE
Icon of location pin
159m
Icon of vertical, double ended, arrow to symbolise height of mountain

Puffin Island (Oilean na gCanog)

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

0
Ascents

Thumbnail image for Penbreck showing contour plot for surrounding peak
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Icon of location pin
609m
Icon of vertical, double ended, arrow to symbolise height of mountain

Penbreck

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

0
Ascents

Thumbnail image for Sail Gharbh Far West Top showing contour plot for surrounding peak
SCO
Icon of location pin
687m
Icon of vertical, double ended, arrow to symbolise height of mountain

Sail Gharbh Far West Top

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

0
Ascents