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 An Chruach Ghorm (mullach thoir) (Croaghgorm East Top) showing contour plot for surrounding peak
IRE
Icon of location pin
594m
Icon of vertical, double ended, arrow to symbolise height of mountain

An Chruach Ghorm (mullach thoir) (Croaghgorm East Top)

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

0
Ascents

Thumbnail image for Cnoc Iochtair (Skregmore West Top) showing contour plot for surrounding peak
IRE
Icon of location pin
746m
Icon of vertical, double ended, arrow to symbolise height of mountain

Cnoc Iochtair (Skregmore West Top)

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

0
Ascents

Thumbnail image for Tullyhappy showing contour plot for surrounding peak
IRE
Icon of location pin
209m
Icon of vertical, double ended, arrow to symbolise height of mountain

Tullyhappy

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

0
Ascents

Thumbnail image for Slievelamagan (Sliabh Lamhagain) showing contour plot for surrounding peak
IRE
Icon of location pin
702m
Icon of vertical, double ended, arrow to symbolise height of mountain

Slievelamagan (Sliabh Lamhagain)

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

0
Ascents

Thumbnail image for Keelogyboy Mtn NE Top showing contour plot for surrounding peak
IRE
Icon of location pin
435m
Icon of vertical, double ended, arrow to symbolise height of mountain

Keelogyboy Mtn NE Top

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

0
Ascents

Thumbnail image for Benard (An Bhinn Ard) showing contour plot for surrounding peak
IRE
Icon of location pin
480m
Icon of vertical, double ended, arrow to symbolise height of mountain

Benard (An Bhinn Ard)

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

0
Ascents