- Dial+
- Dial+ (speed dial, Widget dial, one hand mode)
- DialApp
- Dialectics
- Dialenga
- Dialer
- Dialer Lock - Hide Photo Video
- Dialer Vault Secret Photo Lock
- DialFace
- Dialist
- Dialnostics
- Dialog
- Dialog - Translate Speech
- Dialog Car Booking
- Dialog Driver
- DIALOG 5 Reporter-App
- Dialog SOOMS
- Dialog Touch
- Dialoga Hydra Supervisor
- Dialoga Sword
- Dialoga Trident Extension
- Dialoga Trident Operator
- Dialoga Trident Supervisor
- DIaLOGIKa Secure Inbox
- Dialpad
- Dialpad Meetings
- DialRead
- DialReadPad
- DialShree Mobi
- Dialup: Reviving the Phone
- Diam Calc Lite
- Diamaweb
- Diamond Diary Notes With Lock
- Diamond Digital
- Diamond Glitter Diary
- Diamond Noel
- Diamond Painting Logbook
- Diamond Valley FCU Mobile
- DIANE-INTRANOT
- Dianglish School
- Diapro
- Diarie
- Diario Minzionale
- Diario Skuola.net
- Diarly: Diary, Private Journal
- Diary, Journal, Notes - Diaro
- Diary - Private Note With Lock
- Diary Dingo
- Diary Journal With Password
- Diary Pro
- Diary With Password
- Diary! SmartDiary
- DiaryFi Journal
- DIAX - Bone Age
- Diazar Control De Gastos
- DiazarControl
- Dibsteur
- DIC India Ink Master
- Dicam 2
- Dicam Charts
- DiCaster
- Dice Watch -roll dice on watch
- Dice. PRO
- DiceGen
- Portuguese Dictionary
- Dick's Sanitation
- Dickert Remote
- DicksonOne
- DICOM Snap
- DICOM-Shot
- DICOO
- DICRM PREVIEW