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 Com an tSagairt (mullach thiar theas) (Coomataggart South West Top) showing contour plot for surrounding peak
IRE
Icon of location pin
509m
Icon of vertical, double ended, arrow to symbolise height of mountain

Com an tSagairt (mullach thiar theas) (Coomataggart South West Top)

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

0
Ascents

Thumbnail image for Slieve Glah (Sliabh gCleath) showing contour plot for surrounding peak
IRE
Icon of location pin
320m
Icon of vertical, double ended, arrow to symbolise height of mountain

Slieve Glah (Sliabh gCleath)

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

0
Ascents

Thumbnail image for Maghera (An Machaire) showing contour plot for surrounding peak
IRE
Icon of location pin
400m
Icon of vertical, double ended, arrow to symbolise height of mountain

Maghera (An Machaire)

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

0
Ascents

Thumbnail image for Knockanes showing contour plot for surrounding peak
IRE
Icon of location pin
205m
Icon of vertical, double ended, arrow to symbolise height of mountain

Knockanes

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

0
Ascents

Thumbnail image for Cnoc Bolais (Tower Hill) showing contour plot for surrounding peak
IRE
Icon of location pin
252m
Icon of vertical, double ended, arrow to symbolise height of mountain

Cnoc Bolais (Tower Hill)

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

0
Ascents

Thumbnail image for Knockalongy South West Top (Cnoc na Loinge barr thiar theas) showing contour plot for surrounding peak
IRE
Icon of location pin
521m
Icon of vertical, double ended, arrow to symbolise height of mountain

Knockalongy South West Top (Cnoc na Loinge barr thiar theas)

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

0
Ascents