Best Qu4D Apps & Games

126+ iOS apps & games curated and reviewed

4.3 avg rating
20 free apps & games
Updated June 2026

From beginner-friendly picks to power-user tools, our qu4d list covers 126+ iPhone apps and games updated through June 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Qu4D

The Best 3D Live Wallpaper#2

The Best 3D Live Wallpaper by Zipo Apps Ltd.

Cool backgrounds & wallpapers
Strong Contender
🌟 Lifestyle
4.4😞(22K ratings)
FreeAdsIn-App Purchases
The Best 3D Live Wallpaper screenshot 1
The Best 3D Live Wallpaper screenshot 2
The Best 3D Live Wallpaper screenshot 3
The Best 3D Live Wallpaper screenshot 4
The Best 3D Live Wallpaper screenshot 5
The Best 3D Live Wallpaper screenshot 6

Personalize your phone with a vast collection of live and static wallpapers. Choose from high-quality HD, 3D, and 4K moving visuals to transform your lock and home screens with ease. Discover diverse designs, holiday specials, and interactive animations to match any style or mood.

What We Love

  • 🚀 Good
  • 🚀 Cool
  • 🚀 Nice
  • 👍 Free trial

Room to Improve

  • 💰 Expensive
  • 💰 Subscription required
  • 🐛 Doesn't work
Question.AI-Math Calculator#3

Question.AI-Math Calculator by D3 DIMENSION TECHNOLOGY PTE. LTD

Scan&Solve All Subject Problem
Worth Considering
📚 Education
4.7😊(159K ratings)
FreeIn-App Purchases
#42in Education
Question.AI-Math Calculator screenshot 1
Question.AI-Math Calculator screenshot 2
Question.AI-Math Calculator screenshot 3
Question.AI-Math Calculator screenshot 4
Question.AI-Math Calculator screenshot 5
Question.AI-Math Calculator screenshot 6

This AI chatbot app provides instant answers to your questions, acts as a personal assistant for research, translates over 140 languages, and offers intelligent writing suggestions. It's designed to simplify information gathering and enhance communication for students, professionals, and anyone seeking knowledge.

What We Love

  • 🚀 Fast and accurate answers
  • 👍 Helpful step-by-step explanations
  • 💡 Covers a wide range of subjects
  • 🤖 Intelligent AI assistant

Room to Improve

  • 🐛 Occasional inaccurate answers
  • 🔒 Requires access to photo library
  • 💰 Pushes paid subscription

More Qu4D apps to explore

4
QT EMA
QT EMA
QT EMA
by QuikTrip Corporation
Free

This app provides authorized QuikTrip employees with essential workplace tools. Access your work schedule, manage time off requests, and find store contact information and directions.

View work scheduleCheck time off balancesAccess store directory
💼 Business
(305)
free
5
Perplexity - AI Search & Chat
Perplexity - AI Search & Chat
Perplexity - AI Search & Chat
Ask. Research. Trusted Answers
Free

Get accurate, source-backed answers to any question with this AI-powered search and chat tool. It leverages top AI models for deep research, drafting emails, and more, syncing across devices. Discover new information and organize your findings in a personal library.

AI-powered search with cited sourcesDeep research and guided explorationConversational follow-up questions
📊 Productivity
(480K)
free with in-app purchases
6
Qu4You
Qu4You
Qu4You
by Allen & Heath Ltd
Free
🎵 Music
(0)
7
BASEBALL 9
BASEBALL 9
BASEBALL 9
Build and play your own team!
Free

Experience a fast-paced, realistic baseball simulation with streamlined gameplay. Build, customize, and manage your own team of players, then compete to become the Legend League Champion. Enjoy both manual and automated play options, with comprehensive player stats and team management.

Fast-paced gameplayRealistic baseball mechanicsPlayer customization
🎮 Games
(133K)
free with in-app purchases
8
Soul-年轻人的社交元宇宙
Soul-年轻人的社交元宇宙
Soul-年轻人的社交元宇宙
灵魂有趣 自在相遇
Free

Connect with like-minded individuals through personality-based matching and engaging virtual experiences. Express yourself authentically in a pressure-free environment and discover new friendships and deeper connections.

Soul matching based on personalityCustomizable 3D avatarsExplore virtual 3D planets
🌐 Social Networking
(9.9K)
free with in-app purchases
9
Jeep Drive Traffic Parking
Jeep Drive Traffic Parking
Jeep Drive Traffic Parking
4x4 Jeep & Car Driving game
Free

Experience the thrill of off-road driving with challenging hurdles and realistic traffic. This addictive simulator tests your driving awareness and dexterity in a massive open world with various tracks and obstacles. Enjoy hours of entertainment with responsive gameplay and detailed 3D environments.

Massive open world for free drivingChallenging tracks and obstaclesRealistic 3D environments with traffic
🎮 Games
(4.8K)
free with in-app purchases
10
Goodnotes: AI Notes, Docs, PDF
Goodnotes: AI Notes, Docs, PDF
Goodnotes: AI Notes, Docs, PDF
Note taking, canvas & work app
Free

Capture ideas, enhance productivity, and unlock insights with advanced AI features. This app offers tools for professionals, students, and creatives, including infinite whiteboards, AI-powered transcription and summarization, and customizable digital notebooks.

AI-powered transcription and summarizationInfinite whiteboard canvasDigital notebooks with customizable templates
📊 Productivity
(431K)
free with in-app purchases
11
Two Dots - Connect the Colors
Two Dots - Connect the Colors
Two Dots - Connect the Colors
한붓그리기 퍼즐 게임
Free

Connect dots of the same color to solve puzzles and collect treasures. Embark on an interdimensional adventure through thousands of levels, enjoying relaxing music and brain-teasing challenges. Play solo or connect with friends for a fun, family-friendly experience.

Connect dots in lines or squaresThousands of brain-teasing levelsCollect treasures and trophies
🎮 Games
(169K)
free with in-app purchases
12
UQU
UQU
UQU
by Umm Al-Qura University
Free

This app provides university students, faculty, and staff with access to essential information, news, and events. It offers a portal to electronic services for academic and administrative tasks, keeping users connected to campus life.

University news and eventsElectronic services portalAcademic services for students
📚 Education
(162)
free
13
Live Wallpapers・4K Background
Live Wallpapers・4K Background
Live Wallpapers・4K Background
AI Art・Dynamic Screen Saver 4K
Free

Discover a vast library of exclusive, manually curated wallpapers to personalize your phone. Enhance your images with professional filters and find exactly what you need with an AI-powered search across over 40 categories.

Large library of curated photosProfessional photo filtersOver 40 categories
🎬 Entertainment
(16K)
free with in-app purchases
14
识别全能王-养花卉树木植物识别
识别全能王-养花卉树木植物识别
识别全能王-养花卉树木植物识别
by Shanghai Quentin network technology co. LTD
Free

This app uses AI to identify a wide range of items from photos, including plants, animals, vehicles, and logos. It provides detailed information and a history of your discoveries. Explore new knowledge with daily recommendations.

Image recognition for various categoriesIdentify plants, animals, vehicles, logosDetailed information and encyclopedia entries
📚 Education
(649)
free with in-app purchases
15
QR Scanner - No Ads
QR Scanner - No Ads
QR Scanner - No Ads
by Allen Tom
Free

This utility app quickly scans QR codes without any advertisements or in-app purchases. It opens website URLs in a browser, initiates email composition for email addresses, and displays other decoded text. All scanned codes are saved in a history tab for easy access.

Ad-free QR code scanningOpens website URLsInitiates email composition
🔧 Utilities
(245)
free
16
Monster Truck Stunt Games
Monster Truck Stunt Games
Monster Truck Stunt Games
Offroad Driving Simulator
Free

Experience the thrill of offroad driving in this 3D monster truck game. Race through challenging obstacle courses, perform epic jumps and flips, and smash your way to victory. Choose from a variety of trucks and conquer stunt arenas with realistic physics.

3D monster truck gameplayChallenging obstacle coursesEpic jumps and flips
🎮 Games
(3.1K)
free with in-app purchases
17
粤语学习通-自学粤语歌曲发音字典
粤语学习通-自学粤语歌曲发音字典
粤语学习通-自学粤语歌曲发音字典
客家话唱歌拼音学习助手
Free

Master Cantonese with comprehensive learning materials, including pronunciation guides, a dictionary, and translation tools. Learn vocabulary, grammar, and practice with songs and stories. Ideal for travelers and self-learners.

Real person pronunciationEssential vocabulary selectionStep-by-step learning
📚 Education
(66K)
free with in-app purchases
18
全能扫描王-图片转PDF文档打印机
全能扫描王-图片转PDF文档打印机
全能扫描王-图片转PDF文档打印机
by Shanghai Quentin network technology co. LTD
Free

This app is a professional OCR text recognition and scanning tool. It offers high-precision text recognition, allows scanning documents with intelligent cropping, and generates scanned documents comparable to high-end scanners. It supports exporting to JPG or PDF without watermarks and offers translation features.

High-precision OCR text recognitionIntelligent auto-cropping and background removalExport scanned documents as JPG or PDF
📊 Productivity
(1.1K)
free with in-app purchases
19
Microsoft OneNote
Microsoft OneNote
Microsoft OneNote
Capture Notes, Ideas and Memos
Free

Capture thoughts, ideas, and plans in a digital notepad. Organize, search, and secure your notes, memos, and sketches. Sync across devices for access anywhere, anytime. Collaborate with others on shared notepads.

Capture thoughts and ideasDigital sketchbookOrganize and search notes
📊 Productivity
(1M)
free with in-app purchases
20
dLive4You
dLive4You
dLive4You
dLive personal monitor mix
Free

Control your personal monitor mix on stage with this app. Customize your mix by selecting Aux mixes, assigning sources, and adjusting levels. It offers advanced control over EQ and dynamics, with options to lock settings for error prevention.

Choose any Aux mix to controlAssign sources to controlView channel names and meters
🎵 Music
(7)
free