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 Crib Goch showing contour plot for surrounding peak
WLS
Icon of location pin
923m
Icon of vertical, double ended, arrow to symbolise height of mountain

Crib Goch

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

0
Ascents

Thumbnail image for Y Garn [Snowdonia] [SH630595] showing contour plot for surrounding peak
WLS
Icon of location pin
947m
Icon of vertical, double ended, arrow to symbolise height of mountain

Y Garn [Snowdonia] [SH630595]

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

0
Ascents

Thumbnail image for Aran Fawddwy showing contour plot for surrounding peak
WLS
Icon of location pin
905m
Icon of vertical, double ended, arrow to symbolise height of mountain

Aran Fawddwy

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

0
Ascents

Thumbnail image for Sails showing contour plot for surrounding peak
ENG
Icon of location pin
667m
Icon of vertical, double ended, arrow to symbolise height of mountain

Sails

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

0
Ascents

Thumbnail image for Grey Friar showing contour plot for surrounding peak
ENG
Icon of location pin
773m
Icon of vertical, double ended, arrow to symbolise height of mountain

Grey Friar

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

0
Ascents

Thumbnail image for Diffwys West Top showing contour plot for surrounding peak
WLS
Icon of location pin
643m
Icon of vertical, double ended, arrow to symbolise height of mountain

Diffwys West Top

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

0
Ascents