- Dont Text That Man!
- Don’t Panic with AJ
- Doo Das Hair
- DOOgether Coach
- DOOgether Venue App
- DOOgether: Workouts and Food
- Dooinwell - for older adults
- Dooinwell Link
- DOOLEYS Health and Fitness
- Doomsday Fitness Experience
- Door
- Door County Y
- Doorganics
- Doove Scan&Go
- Dopinglistan
- Dopingwaaier
- Doppio Malto Cecina
- DORBA Trail Status
- GymTekno
- DORIS
- Dorit Studios
- DoriVita
- DoriVita
- Dorner Cockpit
- Dorray
- DOS DEPORTE
- DOS-Calc
- Dose Alert : Medicine Reminder
- Dose Direct: medication, pill reminder and manager
- Dose Medbox
- Dosecast: حبوب منع الحمل تذكير
- DoseEase(도즈이즈) 대상자용
- Dosere - ct scan dose simple repository
- DoseSystem Notification app
- DosFarma – Farmacia Online
- Dosis Obat Anak
- DoSo
- Dossardeur
- Dot Diary mPrEP
- Dot2U
- DotHabit - تصور التقدم
- DOTS.bike
- DOTT.SSA COSTANZO
- Dottie - the happy tracker
- DotVision Motion
- Double Edge Fitness
- Double Iris Yoga/Massage
- DoubleAAcademy
- Douglas J
- Doula Contraction Labor Coach
- Doula Life
- Douleur Hôpital Saint Joseph
- Doutor Saúde Vialux
- Doutorpass
- Doviesfitness
- Dow Bay Area Family YMCA
- DoWin
- Down Dog Yoga
- Down East YMCA
- Down Under On Demand
- Downhill Smart
- Downs Fitness
- Downtown Athletic Club
- Downtown Pharmacy - NY