- ORBE
- OrbicWear
- ORC FIT
- OrCam MyMe
- Orchestra Studio
- Orchid Rooms Eastbourne
- Orquidómetro
- Orchyd: Period Tracker & OBGYN
- Order My Lens
- Ordine Psicologi Piemonte
- Ordre pharma
- Orea Malià
- Orease Wellness Delivery
- Oreegano - Ricette per tutti
- Oregon Longevity Project
- Oreka Training
- Oreler Fit
- OREO.
- Alpha Gym.
- Orevan AR
- OREXIS
- ORFIT
- Organ Clock
- Organ Donation App
- Dance Workout: Fitness Dancing
- Organic Fit: Ejercicio en casa
- Organic Fitness Solutions Inc.
- Organic Press Juices
- Organic Roots Eco Salon
- Organitta - أورجانيتا
- ORGSU Timing
- Oriel Dental Practice
- Oriental cz
- Relax-ing Nature Sounds/Melody
- Orientate - Pain Management
- Orienteering Encyclopedia
- orienteme
- Origin Wellness Starter
- Original Beauty Clinic GINZA
- Original Beeper App
- Original Hot Yoga Perth
- Original Keen-Trichotillomania
- Original Training
- Originare