With full coverage of the Republic of Ireland in 1:50k detail – OSi (Ordnance Survey Ireland) maps complete any hiker’s toolkit. These richly detailed maps have been the work of Ordnance Survey Office since 1824 and later became a state body under the Ordnance Survey act of 2001.

The Mweelread mountains on OSi 1:50k

Used by hikers, walkers, mountain leaders and mountain rescue (not to mention the non-hiking related professions, i.e. construction, architecture, planning, military etc), OSi is a must-have for exploring the Emerald Isle.

The Slieve League cliffs on OSi 1:50k

Digital maps for OSi are now available on HiiKER as part of a HiiKER PRO+ Subscription. With HiiKER PRO+, you will have access to all premium maps in the range, such as

  • Ordnance Survey GB
  • Harvey Maps
  • EastWest Maps
  • Ordnance Survey Northern Ireland
  • USGS
  • IGN France

Head over to Hiiker.app to view the range of packages available now.