- Query-Point
- Querência da Picanha
- Quest - 自分と向き合うための質問アプリ
- Quest Cloud Control
- Quest Compendium
- Quest Psychrometric Calculator
- Questa Browser
- Quester
- Questionnaire Maker
- QuestWorld.tv Tasks
- Queue Alert
- Queue Timer
- Queue Wisely
- Queued: Movie and TV Watchlist
- QueUP
- QuiCash - シンプルなお小遣い管理アプリ
- Quick & Easy Slideshow Maker
- Quick AC
- Quick Access
- Quick Action Ultimate
- Quick Actions for Threema - A shortcut to Threema right from your Homescreen!
- Quick AirPlay - Optimized for your iPhone videos
- Quick Alarm: Clock for You
- Quick and easy inventory
- Quick App
- Quick Arabic Keyboard
- Quick Average Calculator
- Quick Barcode
- Quick Barcode Lookup-Free
- Quick Barcode Scanner
- Quick block notes - sketches & organize ideas
- Quick Blocker
- Quick Bootstrap Statistics
- Quick Calc: Menubar Calculator
- Quick Calculator - PRO
- Quick Calculators
- Quick Camera
- Quick Capture Notepad
- Quick Check Splitter
- Quick Chippy
- Quick Chippy Pro
- Quick Click - mouse clicker
- Quick Cloud Cam
- Quick Color Control
- Quick Confidence Interval
- Quick Connect
- Quick Correlation Coefficients
- Quick Decks
- Quick Delivery App
- Quick Dial Widget
- Quick Dice Roller
- Quick Domain Check LITE
- Quick Dose
- Quick Draft: Simple Scratchpad
- Quick Draw
- Quick Editor - Text & Code
- Magic Infinite Dictionary
- Quick Event Logger
- Quick Explorer
- Quick Export: Save Audio Files
- Quick Family Tree
- Quick Fav Dial - Smart Dialer
- Quick Fav Dial XL