- B-smartAcademia
- B2BService
- B64 - Base64 Image Converter
- Bakery - Simple Icon Creator
- Balthisar Tidy
- Balthisar Tidy Classic
- Bandwidth Convert
- BankDo企业开户
- Banuba Video Editor
- Barcodex
- Base - SQLite Editor
- Base Buddy - Base64 Helper
- Base Scan
- Base Sixty Four
- Base64 Coder
- Base64 Encoder and Decoder
- Base64 Image Encoder
- Base64Anywhere
- Bash Prompt Designer
- BASIC: programming language
- Basics Guide For WordPress
- Battery Health - Monitor Stats
- Battery HUD- On Screen Display
- BayCard
- BayCard player
- BayIcons
- BBEdit
- BDT GSU
- Beacon Device Scanner
- Beacon TX
- Beaconly
- Beam Gaming Head & Eye Tracker
- Bekonix Mobile
- Bender Connect
- Best Fonts 5
- Best Fonts 5
- Best Visio VR
- BestBASIC
- BetterAppIcons
- BetterJSON for Safari
- BetterXML for Safari
- BezierCode
- BF IDE
- BHW Solicitors
- BiditBillit Fast Easy Invoices
- Binaria Services
- Binary Time Widget
- Bind
- BioKube Service
- Bit Fiddle
- Bitboard Studio
- BitBot
- BitBot for TV
- BizSurvey
- Blackbird – An HTML Previewer
- Blackey
- BLE Automation
- BLE Device Info
- BLE Finder
- BLE Hero
- BLE Scanner - Rapid BT connect
- BLE Spy
- BLE Terminal - bluetooth tools
- BlueTools Bluetooth Assistant
- Blecon
- Bleemeo
- Blend Modes
- Blinged JSON Validator
- BlockCode 少儿编程
- Blue Electronics
- Blue Van Clef
- Blue Van Clef for Mobile
- Blue Van Clef for TV
- Bluefruit Buddy
- BluePyro
- BlueSee BLE Debugger
- Bluetooth for Arduino
- Bluetooth Garagedoor Remote
- Bluetooth Inspector
- Bluetooth Sleuth
- Bondlayer Staging
- Boop
- Boost Note
- Bounds
- Boxy SVG
- Brainf*ck
- BrainLink OTA
- Brainping Planning Poker
- Branch
- BranchTracker
- BreakTime
- Breezy
- BRICKS Foundation
- Brook.app
- Browser Care
- Browser Opener
- Finshape Bank
- BToolKit
- Buddycode
- Buffer Editor - Code Editor
- BugHerd Website Feedback Tool
- Buildwatch for Xcode
- BUNDLAR