- B Book
- B Buster
- B Lumen E
- B Messenger Video Chat
- B Safal Half Marathon
- B&W Army
- B&W FX
- B&W FX - Free black and white photo editing & texting app
- B'day Buddy
- B'day Wisher
- B'day Wisher for iPad
- B'day Wisher Lite
- B-Chat
- B-Com Mobile App (BMA)
- B-Notified
- B-talk
- B.H.C. Overbos
- B1TS
- B5约战
- B6新鲜事
- BA Athletics
- Ba-VIC
- Baaddin
- Baagloo
- BAALSAAL
- Baanan - funny pics videos GIFs :)
- Babble Messenger
- Babblechat
- BabbleSphere
- Babel - Encrypted Messaging
- Babel Chat
- Babelians
- Babies Diary
- Babson Alumni
- Babubhai V Mangukiya
- Baby Birthday Album
- Baby Bunny
- Baby Camera - Birth Announcement and Thank You Cards
- Baby Cards!
- Baby Gender Predictor Universal
- Baby Growth Records
- Baby Pool - The Pregnancy Guessing Game
- Baby Sitter Updates
- Baby The Game
- Baby Whale
- Baby's First
- Baby365
- BabyATMO
- BabyBlip - Share baby photos with family and friends
- BabyBook (Album)
- Babybook 베이비북
- BabyBoom.pl
- Babyfeat
- Babyforum UK
- Babyforum.at
- Babyforum.ch
- Babyforum.us
- Babykram.de
- Babymap
- BabyNEXT 家校通
- BabyPhone Video
- BabyPlaces
- BabyQ
- BabyQ
- Baby Celebrities: animated greetings
- Babysnaps
- BabyTweet
- BabyTweet Lite
- Babyzilla
- Baby在线
- BAC
- Bacafe
- Bacardilona
- BaccARat 3D!
- BACK - Reverse Video Camera
- Back @ You
- Back-U-up
- Back2Back
- Back2Gether
- Backboard
- Backchannel - Share Workplace Thoughts Anonymously
- Backdraft
- Backdropper - Edit Studio backgrounds for your portraits, profile pics, photo ID or passport picture...
- BackFlash
- Backflip - Share fun flipbooks
- Backflips
- Backgammon Plus HD
- Backgammon Plus!
- Background Check - Radaris
- Background Music For Video - Add Background Music to Videos for Vine and Instagram
- Background Music For Video Pro - Add Background Music to Videos for Vine and Instagram
- Backgrounds for your Messenger
- Backpackr
- BackPeddle
- Backseat
- Backspaces
- Backsplash - Add any photo with your text captions on a square white background.
- BACKSTAGE
- BACKSTAGE PASS
- Backtalker
- BackTracker
- Backup All Contacts
- Backup Messages Whatsapp Edition
- Backupgram
- Backur
- BaconReader for Reddit
- Bad Ass Beer App
- Bad Ass Beer App – (Owner/Operator)
- Bad Bird
- Bad Bizznez Entertainment
- Bad Bolts
- Bad Bugs Pro - Hit the Jackpot with Bug-s & Insect-s Slots Machine!
- Bad Day App
- Bad Drivers JA
- Bad Luck Brian Memes
- Bad Mouse Love Cheese
- Bad Park
- Badabing!
- BadDates
- Baddee - Shopping Social
- Badge of Love
- BADGE'US
- Badger Rewards
- BadgerScan
- BadGood
- Badman Caps - Caption funny pictures & lol photo selfies with cool urban slang captions - for Instag...
- Badoo - Meet New People, Chat, Socialize
- Badoo Premium - Meet New People and Chat with Extra Features
- Bae :: Before Anyone Else - dating
- Baeza Joven
- Baffin.Hub
- Baffo - Find Instagram profiles nearby
- Bagera
- BAGLE
- Bago Buzz
- BAGtheapp
- Bahasa PaniniKeypad
- Bahri Canlı
- Bahujan Samaj Party
- Bai.com
- Bailotea
- Bainu
- BakBak
- Bakemonogatari WallBook Anime
- BAKFC Events
- BakingTech 2015
- Bakthi Ganam
- Baku City Chat & Radio
- BalaBooka
- BaladApp
- BaLaGym
- Bald Photo Kiosk © HD
- Bald Photo Kiosk © HD Lite
- Balgheim
- Baliband - מוזיקה טובה יותר ביחד
- BalkanConnect - Balkan People Network
- Balkansiad
- Balkon Vizinhos
- Ball Tapping Puzzle Game
- Ballard Elks
- BallerApp
- Ballers Game Chat
- Ballerz World
- Balllin ~ a Dribbble client
- Balloon App - Quick Invites. Quicker Responses.
- Balloon Brigade
- Balloon Maker!
- Balloons - free holiday and birthday greetings for friends
- Ballot Compass Mobile
- BallotBox - Opinion Polling and Election Vote 2015
- BallotBox Lite - Opinion Polling and Election Vote 2015
- Ballroom
- Balls Meet: Connect the black balls with over 100 levels!
- BallsApp
- BallStepPro
- Balluun 365 - Digital Trade Shows
- BALMO
- Balot
- Baltic Jewish Network
- Bam It!
- Bama Houston
- BamBam.
- Bambi App
- Bambino Kinderopvang
- Bambizo - Parents social network
- BAMBONES
- Bamboo Loop