- OMDZ - 버킷리스트
- Ome
- OMEGA
- Omega Control
- Omega immo
- Omega Linkr
- OMEGA Speedmaster Skywalker X-33 interactive manual
- Omega Sushi | Алматы
- Omega TV
- Omer Counter
- Omer Counter & Assistant
- Omer: A Counting
- Omerta
- OmeTV – Video Chat Alternative
- OMF Prayer
- OMG Classified
- OMG Teller - Quizzes & Games
- Omgprice - Group buying
- OMI
- OmniShield
- OmniShield Classic
- OmniSmartShare
- OmniToDo HD-Priority todo task
- Omnity
- OmniWay.
- OMO Lavanderia
- Omoidata 日記
- OMOIDE
- Omolink App
- Omphalos LGBTQIA+
- Omrop Fryslân Tsjil
- OMS Stickers
- OMSmartRide
- Omstars Yoga & Meditation
- OMyCar
- ON AIR - TV Programm
- On Air Messenger - Speech recognizer for sending messages!