- BOZO Stickers for iMessage
- BPK Connect
- BPS Community
- BraaiTimeApp
- Brace: Recovery & Physio
- BraceletBook
- Braces Photo Editor - Sticker
- Braces Teeth & Filter
- Brag-Champ
- Brahmana Matrimony
- Braille - image 2 text art now
- Braille Skateboarding
- Brain Dots Draw Game
- BrainBlurb cofounder community
- Braineet
- Brainly: AI Homework Helper
- Brampton 311
- Branch - NU Athlete Community
- Branch Social
- Branch to Hope
- Branch to Hope
- BranchePlek
- Brand Analytics
- Brand Champs
- Brand Embassy Guide
- Brand24 - Media Monitoring
- Brandeis Marin Mish M'Ahsh
- Brandvocate
- Brane - Find Your People
- Braun Management
- Bravado
- BraveNation
- Bravoo - Short Video App
- Brax.Me - Private Communities
- Brazil Independance Day Frame
- Brazilian Publishers
- BRBCK (Be Right Back)
- Breadcrumb
- Break App
- Break2ru
- BREAKING HITS: Music Community
- Breaking News: Local & Alerts
- Breakout: Audio Social Network
- BreakPoint
- BreakR
- Breakshot Pool
- Breakthroughs
- Breakthru Fit Studios
- Bezzy Breast Cancer
- Breast Cancer Sport Ribbons
- Breathe Yoga + Barre
- Breathing Space Community
- Bree
- Breeze - Offline Dating App
- Brekeke Phone
- BREKO
- Brella.io
- BResume - 你的人生里程碑