- Doodle Books
- Doodle Paint - instant Drawing
- Doodle Patterns
- Doodle: Easy Scheduling
- DoodleCAD
- DoodleDesk
- Doodo : Private Search Engine
- DoOneThing - Single Task Manager
- Doonya - Simple To-Do List
- DOOR V2
- Doora-57501
- Dooray!
- DoorBuzzin
- DoorClock
- Doordeck
- DoOrDone?
- DoorFlow Passport
- Doorkeeper
- Doorkeeper e-Badge
- DoorLoop
- Doorman Counter
- Doorpad
- Doorpad
- Doory
- Doosan Equipment Sales
- Doosan Lift
- Doozy - Daily To Do's
- Dopigo
- Doppler Effect Calculator
- Dorados Box
- DoRepeat: Checklists & Todos
- DORI
- DORI Owner
- Dorico - Compose Music
- Dorlet Mobile Access
- Dorm Inspector
- Dormer Pramet Calculators
- Dormi App
- Dornach Event Freight
- dornerDeliveryNote
- Dorsey List
- Dort Financial Mobile Banking
- Dosatron - dosing calculator
- DOSAVIÑA
- DoScan - Document Scanner
- Dosistar
- Dosmart
- Dossier Mobile
- Dossier ProFile
- Dossiere
- Medicapp Health Records
- Dostec AC
- Dosto
- Dot Countdown
- Dot Journal
- DOT Merlin Mobile
- DOT Parking Calculator
- Dot REC Lite- Super fast recording
- Dot to Dot drawing color book
- DOT8
- DotActiv Activ8
- DotCalendar
- DotCheck
- DotComDelivery