- Kore Timer
- Korean Baseball Stats - MyKBO
- Koros - dance classes at home
- Kosciusko Community YMCA.
- Kosice Peace Marathon 2023
- Kosoren Camera
- Kosoren Darts
- Kosárlabda Digitális J.
- Kotitreeni
- Kotoko Express App
- Koupaliště Petynka
- KOVO 출입시스템
- KPGA Swing
- KPGA 코리안투어 공식 홈페이지 애플리케이션
- PGA Women's Clinics
- KPTM Training
- KR Reykjavik
- Krachtig Rotterdam
- KraftApp for Kieser Training
- Kraftclub Reinecke
- Kragerø Blad Vestmar
- Seattle Kraken
- Kraken Sports
- Kramski Training
- Kras Sport
- Krav Maga All
- Krav Maga Pro
- Krav Maga Secrets
- Krav Maga Training Academy
- Krav Maga Union
- KravMaga - IKMF 2
- KravMaga Mobile
- KRC Genk Official app
- Kreal eClimber
- Kreezee Sports App
- KRehab
- Kreisreiterverband Uelzen
- Kreiszeitung - News & Lokales
- Q App by Qode
- Kridapp
- Kristi's Academy of Dance
- Kristiansand Topp Håndball
- Kristianstad - Gameday
- Kristianstad HK - Gameday
- Krone Sport
- Kronplatz – Plan de Corones
- Kroonoz
- Krossover GamePlan
- Krown-ft
- Kruboss Bag Work
- KruBoss Boxing Drills
- KruBoss Boxing Timer
- Krusade - Sports video & chat
- Kryptonite Locks & Lights App
- KRZV 'De Maas'
- Krähenjagd
- KS Constract Lubawa
- KS Fit
- KS RECORD
- KSAT 12 News
- KSB Landkreis Rostock
- KSC App
- KSCA LIVE
- KSCMSIM
- KSDA
- KSFMSIM