- InterMedicum
- Telz International calling
- International calling - Yolla
- IPSA Mobile App
- International Tiger Day Frames
- InterNations
- Internet News-Paper
- InterPals
- InterracialCupid: Asian, White
- InterSEA
- Interseed: House of Prayer
- Intersept Autônomo
- Intersept Condomínio
- Intertrad Hub
- Interview-questions
- InvestingNote
- Invitation Card Collection
- Invite Maker by Hobnob
- Invitations and Responds
- Invite - bring people together
- Invite - Party Around You
- Invite Me Traveler Matchmaker
- Inviter
- Invitor. New Friends In Real.
- Involv Intranet
- IO Lettore
- Iota Kappa Lambda
- IOTI - link real to digital
- IOweU by 2genio.us