- Football Fan - Social App
- Football Halloween
- Football Holidays
- Football Italia
- Football Jersey Maker - Create your personalized jersey
- Football Matching Services
- Football Photo Frames
- Football-In
- FootballFam
- QPR FC
- Footchat
- Footinho
- FootLab
- Footprints Research
- Footspot
- Footy Addicts
- Fooz
- For alumni of CU Boulder Univ
- For alumni of CU Boulder Univ
- For alumni of Pepperdine Univ
- For alumni of Univ. of Arizona
- For Founders
- For Women in Science Community
- Tunnel Video Calls
- Fora: Video Chat,Meet, Discuss
- Foraum
- Forbes Councils
- Video Call & Chat by Forbis
- The Ranger App
- Forcetalks
- Fore - Play golf now
- Foreium
- ForElle
- Forem
- Forem Meet: Video Conferencing