- That Social App
- Thawany TAG
- The Highly Connected App
- THC Hurley
- THC Mobile
- The100.io Destiny 2 Groups
- Theatre Royal Plymouth
- TheBHNGroup
- TheCao24h
- TheFans: Social Football App
- TheFRAN--Franciscan Children's
- TheFutbolApp
- TheLoop for iPhone
- Theme-Park App
- TheMix Blast
- TheNailTech.org
- TheNux
- THEO - Dating app
- Theology Online - Politics, religion, & more.
- Theology Online - Politics, religion, & more.
- Theotokantown
- ThePlayerForum Messenger
- TherapistSearch
- Therr: Group Social Network
- Theta Tau National Convention
- TheWorld for Twitter
- THG - FIDELITY CARD
- THG CONNECT
- Thianguis
- ThingLink
- Things Near Me
- ThinkCar
- ThinkCar pro
- ThinkDiag+
- ThinkDiag mini
- Thinkly
- ThinknDoNow
- ThinkSNS+
- Thinkster: Find Local Friends
- Third Eye Yoga
- Third Wheel App
- ThirdEye
- Thirsty Biker
- This is Soho Community
- This Mum Runs
- This or That - Would you Rather This or That Dirty
- ThisCrush anonymous questions
- THISIS
- Thiện Nguyện
- Thomasgemeinde Grünwald
- Thopla
- ThoughtFarmer
- Thoughtful—time well spent
- THP+
- Thread