- Kaskinen
- Kasprowy Wierch - PKL
- KASSABUS
- KastAPP
- Kaszuby
- Katakana & Hiragana
- Katakana Writing Challenge
- Katcha
- Katedra Wawelska
- Kathmandu Map and Walks
- Kathmandu Offline Map and Travel Trip Guide
- Kathy G's Tread Tabata
- Katikies Club
- Katrineholms Naturkarta
- KATTO - 加東の今を切りとるアプリ -
- Kauai Beach Guide
- Kauai GPS Audio Tour Guide
- Kauai Hawaii Audio Tour Guide
- Kauai Offline Map and Travel Trip Guide
- Kauai Revealed Drive Tour
- Kauai Travel by TripBucket
- Kauai Visitors' App
- Kauhajoki
- Kaupunkifillarit.fi
- KAUST Ride
- KAV2GO - Bestelbusverhuur
- Kavala Taxi
- Kaveri Travels
- KaviAR [Gate] • AR Portal 360
- Kawasaki Offline Map and Travel Trip Guide
- Kayak Transit
- Kayar Travel
- Kayseri Ulaşım
- Kazan Offline Map and Travel Trip Guide
- KazDriver
- Kazimierz Dolny