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 Druim a' Chuirn [Knoydart to Glen Kingie] showing contour plot for surrounding peak
SCO
Icon of location pin
822m
Icon of vertical, double ended, arrow to symbolise height of mountain

Druim a' Chuirn [Knoydart to Glen Kingie]

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

0
Ascents

Thumbnail image for Aonach Dubh [Kyle of Lochalsh to Garve] showing contour plot for surrounding peak
SCO
Icon of location pin
461m
Icon of vertical, double ended, arrow to symbolise height of mountain

Aonach Dubh [Kyle of Lochalsh to Garve]

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

0
Ascents

Thumbnail image for Hunt Law [The Glenkens to Annandale] showing contour plot for surrounding peak
SCO
Icon of location pin
535m
Icon of vertical, double ended, arrow to symbolise height of mountain

Hunt Law [The Glenkens to Annandale]

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

0
Ascents

Thumbnail image for Mullaghcarbatagh (Mullach Carbadach) showing contour plot for surrounding peak
IRE
Icon of location pin
517m
Icon of vertical, double ended, arrow to symbolise height of mountain

Mullaghcarbatagh (Mullach Carbadach)

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

0
Ascents

Thumbnail image for Pen y Castell [Neath to Chepstow] showing contour plot for surrounding peak
WLS
Icon of location pin
153m
Icon of vertical, double ended, arrow to symbolise height of mountain

Pen y Castell [Neath to Chepstow]

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

0
Ascents

Thumbnail image for Meall Coire na Gaoithe'n Ear West Top showing contour plot for surrounding peak
SCO
Icon of location pin
591m
Icon of vertical, double ended, arrow to symbolise height of mountain

Meall Coire na Gaoithe'n Ear West Top

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

0
Ascents