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 Caherbla (Ballyarkane Oughter) (Cathair Bhlath) showing contour plot for surrounding peak
IRE
Icon of location pin
585m
Icon of vertical, double ended, arrow to symbolise height of mountain

Caherbla (Ballyarkane Oughter) (Cathair Bhlath)

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

0
Ascents

Thumbnail image for Croaghbrack (An Chruach Bhreac) showing contour plot for surrounding peak
IRE
Icon of location pin
401m
Icon of vertical, double ended, arrow to symbolise height of mountain

Croaghbrack (An Chruach Bhreac)

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

0
Ascents

Thumbnail image for Gortrumnagh showing contour plot for surrounding peak
IRE
Icon of location pin
174m
Icon of vertical, double ended, arrow to symbolise height of mountain

Gortrumnagh

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

0
Ascents

Thumbnail image for Formaoil (Fermoyle Hill) showing contour plot for surrounding peak
IRE
Icon of location pin
206m
Icon of vertical, double ended, arrow to symbolise height of mountain

Formaoil (Fermoyle Hill)

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

0
Ascents

Thumbnail image for Stradbally Mountain (Cnoc an tSraidbhaile) showing contour plot for surrounding peak
IRE
Icon of location pin
798m
Icon of vertical, double ended, arrow to symbolise height of mountain

Stradbally Mountain (Cnoc an tSraidbhaile)

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

0
Ascents

Thumbnail image for Glenbeg East (Knocknamuck) showing contour plot for surrounding peak
IRE
Icon of location pin
372m
Icon of vertical, double ended, arrow to symbolise height of mountain

Glenbeg East (Knocknamuck)

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

0
Ascents