Best Theory Apps

249+ iOS apps curated and reviewed

4.6 avg rating
17 free apps
Updated August 2026

Out of 249+ theory apps on iOS, 17 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Theory Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1TheoryTheoryFree4.6★ (913)YesNoAug 2026
2Theory LessonsTheory Lessons$2.994.4★ (126)NoNoAug 2026
3Driving Theory Test 4 in 1 KitDriving Theory Test 4 in 1 Kit$5.994.8★ (751)YesYesAug 2026
4Driving Test Theory Kit 2026Driving Test Theory Kit 2026Free4.8★ (748)YesYesAug 2026
5Official DVSA Theory Test KitOfficial DVSA Theory Test Kit$5.994.4★ (58)NoYesAug 2026
6Driving Theory Test KitDriving Theory Test KitFree4.8★ (112)NoYesAug 2026
7Driving Theory Test Kit | RACDriving Theory Test Kit | RACFree4.8★ (912)NoYesAug 2026
8Pocket TheoryPocket TheoryFreeNoNoMay 2026

Top Picks for Theory

Theory#1

Theory by Theory LLC

Refreshed and ready to shop
Editor's Choice
🛍️ Shopping
4.6😞(913 ratings)
FreeAds
Theory screenshot 1
Theory screenshot 2
Theory screenshot 3
Theory screenshot 4
Theory screenshot 5

Explore the latest fashion collections and shop exclusive styles from a renowned contemporary brand. Save desired items with a one-tap Wish List and receive timely updates on new arrivals and sales through push notifications.

What We Love

  • 🚀 Fast and easy to navigate
  • 👍 Intuitive and user-friendly
  • 💡 Useful features like wishlist and in-app discounts

Room to Improve

  • 🐛 Frequent crashes and glitches
  • ⏱️ Slow loading times and performance issues
  • 🔍 Inconsistent search and filtering functionality
Theory Lessons#2

Theory Lessons by musictheory.net

Strong Contender
🎵 Music
4.4😊(126 ratings)
$2.99
#10in Music
Theory Lessons screenshot 1
Theory Lessons screenshot 2
Theory Lessons screenshot 3
Theory Lessons screenshot 4
Theory Lessons screenshot 5

Explore 39 animated music theory lessons covering fundamental concepts like scales, chords, and intervals. Deepen your understanding of musical structure and analysis with this comprehensive resource.

What We Love

  • 🚀 Efficient and easy to use
  • 👍 Clear and concise explanations
  • 💡 Helpful visual aids and animations
  • 🤩 Excellent learning tool for beginners

Room to Improve

  • 🐛 Audio issues on some devices
  • 🔍 Limited content compared to website
  • 🤔 Keyboard-centric approach may not suit non-pianists
Driving Theory Test 4 in 1 Kit#3

Driving Theory Test 4 in 1 Kit by Driving Test Success Limited

2026 UK's No.1 - 97% pass rate
Worth Considering
📚 Education
4.8(751 ratings)
$5.99AdsIn-App Purchases
#62in Education
Driving Theory Test 4 in 1 Kit screenshot 1
Driving Theory Test 4 in 1 Kit screenshot 2
Driving Theory Test 4 in 1 Kit screenshot 3
Driving Theory Test 4 in 1 Kit screenshot 4
Driving Theory Test 4 in 1 Kit screenshot 5
Driving Theory Test 4 in 1 Kit screenshot 6

Prepare for your UK driving theory test with comprehensive revision materials. Practice questions, mock tests, hazard perception, and the Highway Code are included to help you pass on your first attempt. Track your progress and get support tailored to your learning needs.

More Theory apps to explore

4
Driving Test Theory Kit 2026
Driving Test Theory Kit 2026
Driving Test Theory Kit 2026
Licensed by DVSA. 4 in 1 UK
Free

Prepare for your UK driving theory test with this comprehensive app. It features DVSA-licensed questions, hazard perception videos, mock tests, and a personalized learning plan. Study offline with voice-over and get instant feedback to boost your confidence and pass on your first attempt.

DVSA-licensed questions and explanationsUnlimited mock theory testsHazard perception video clips
📚 Education
(748)
free with in-app purchases
5
Official DVSA Theory Test Kit
Official DVSA Theory Test Kit
Official DVSA Theory Test Kit
Official & trusted by millions
$5.99

Prepare for your car or motorcycle theory test with this official app. It offers over 770 practice questions, interactive hazard perception clips, and access to The Highway Code. Track your progress and take custom mock tests to ensure you're ready for the real exam.

770+ practice theory questionsInteractive hazard perception clipsCustom mock tests
📚 Education
(58)
free with in-app purchases
6
Driving Theory Test Kit
Driving Theory Test Kit
Driving Theory Test Kit
DVSA Revision Content Car 2026
Free

Prepare for your UK driving theory test with comprehensive revision materials. Access over 700 DVSA questions, hazard perception videos, and the complete Highway Code. Includes mock tests, AI-powered coaching, and video lessons to ensure you're ready to pass.

DVSA revision questions and explanationsHazard perception videos with interactive scoringUnlimited mock tests
📚 Education
(112)
free with in-app purchases
7
Driving Theory Test Kit | RAC
Driving Theory Test Kit | RAC
Driving Theory Test Kit | RAC
DVSA Licensed: 4 in 1 2026
Free

Prepare for your UK driving theory test with practice questions and hazard perception clips. Features include mock tests, road sign learning, and video lessons. Track your progress and study offline.

DVSA licensed practice questionsHazard perception clipsUnlimited timed mock tests
📚 Education
(912)
free with in-app purchases
8
Pocket Theory
Pocket Theory
Pocket Theory
Big ideas, made simple.
Free
📚 Education
(0)
9
US DMV Test: Driving Practice
US DMV Test: Driving Practice
US DMV Test: Driving Practice
Your Helper with Permit Driver
Free

Prepare for your driver's license exam with state-specific practice tests. Study traffic laws, road signs, and driving rules with detailed feedback to track your progress and identify weak areas. Practice anytime, anywhere, even offline, to build confidence for your test day.

State-specific practice testsMirrors real DMV experienceTracks progress and identifies weak areas
📚 Education
(20)
free with in-app purchases
10
Theory Test Pro
Theory Test Pro
Theory Test Pro
Theory & Hazard Perception
Free

Prepare for your driving theory and hazard perception tests with a comprehensive practice app. Access DVSA hazard perception clips, a large question bank, and helpful tutorials. This app aims to significantly improve your chances of passing your official tests.

DVSA Hazard Perception clips70+ exclusive hazard perception clips960 practice questions
📚 Education
(2)
free with in-app purchases
11
Grokit: Guitar & Music Theory
Grokit: Guitar & Music Theory
Grokit: Guitar & Music Theory
Fun & Engaging Guitar Lessons
Free

Learn guitar and music theory with interactive lessons and exercises. This app offers a structured path to improve your skills, focusing on fretboard knowledge and practical application for all levels.

Interactive guitar workoutsFretboard-based music theoryStructured practice tools
📚 Education
(29)
free with in-app purchases
12
Trinity Theory Practice
Trinity Theory Practice
Trinity Theory Practice
Grades 1–5 drills & exams
Free
📚 Education
(0)
13
2026 Driving Theory Test Kit
2026 Driving Theory Test Kit
2026 Driving Theory Test Kit
4 in 1, UK DVSA LICENSED 2025
Free

Prepare for the UK Car theory test with DVSA-licensed revision tools. Features the latest questions, explanations, and CGI hazard perception clips. Includes mock tests and study guides for effective learning.

DVSA-licensed questions and explanationsLatest CGI hazard perception clipsNew DVSA revision case studies
📚 Education
(14)
free with in-app purchases
14
Driving Theory Test 2026 Kit
Driving Theory Test 2026 Kit
Driving Theory Test 2026 Kit
DVSA Licensed 4 in 1 Car App
Free

Prepare for your official driving theory test with comprehensive revision materials. This app offers practice questions, hazard perception clips, and mock tests, all licensed by the DVSA. It supports various vehicle types and includes features like answer explanations and a personal trainer to optimize your learning.

DVSA licensed revision questionsHazard Perception ClipsUnlimited mock tests
📚 Education
(277)
free with in-app purchases
15
Music Theory Tests
Music Theory Tests
Music Theory Tests
Preparation for your music
Free

Prepare for music theory exams with an efficient online learning experience. This app combines interactive testing, instant feedback, and learning resources to help students of all ages achieve success.

Interactive testingInstant feedbackLearning resources
📚 Education
(13)
free with in-app purchases
16
Car Drivers Theory Test UK
Car Drivers Theory Test UK
Car Drivers Theory Test UK
Practice for Car Drivers 2023
Free

Prepare for your UK driving theory test with practice questions, explanations, and mock tests. Features an intelligent learning system and progress tracking. Access the Highway Code and practice by category.

DVSA licensed revision questionsIntelligent learning systemTest simulator
📚 Education
(126)
free with in-app purchases
17
Circle of Fifths-Music theory
Circle of Fifths-Music theory
Circle of Fifths-Music theory
by Rafael Javier Flores Mavil
Free

This app is an interactive music theory tool that visualizes the Circle of Fifths, staff, and piano relationships. It offers tutorials, ear training exercises for modes, intervals, and chords, and practice tools for improvisation and composition.

Interactive Circle of Fifths visualizationTutorials on music theory conceptsEar training for modes, intervals, and chords
📚 Education
(0)
free
18
Theory Test Prep UK 2026
Theory Test Prep UK 2026
Theory Test Prep UK 2026
UK Driving Theory Practice
Free
📚 Education
(0)
19
Driving thèory
Driving thèory
Driving thèory
UK Car Exam Trainer Tool
Free
📚 Education
(0)
20
Mock Theory Tests
Mock Theory Tests
Mock Theory Tests
by DT Driver Training Ltd
Free
📚 Education
(0)

FAQ about Theory

What are the best theory apps for iPhone?
Theory tops our theory apps ranking as of August 2026, with a 4.6-star average from 913 App Store ratings, and it's free to download.
Yes — 17 of the top theory apps we rank are free to download, including Theory and Driving Test Theory Kit 2026.
Theory shows ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 249+ theory apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app allows you to discover the brand's fashion collections, shop for exclusive styles, and access sales. You can also conveniently browse items, check your order status, and find nearby store locations.
The app features a new Wish List function. You can save items you are interested in with just a single tap, making it easy to keep track of your desired products.

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