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Best High School Diploma Exam Prep Apps

249+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated September 2026

From beginner-friendly picks to power-user tools, our high school diploma exam prep list covers 249+ iPhone apps updated through September 2026. Compare ratings, prices, and screenshots in one place.

Compare top High School Diploma Exam Prep Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1High School Diploma Exam PrepHigh School Diploma Exam PrepFree4.6★ (996)NoYesSep 2026
2General Ed Diploma Prep 2026General Ed Diploma Prep 2026Free4.9★ (7.3K)YesYesSep 2026
3GED Test Prep: Diploma & ExamGED Test Prep: Diploma & ExamFree—NoYesAug 2026
4GED® Practice Test Prep 2026GED® Practice Test Prep 2026Free4.7★ (2.1K)NoYesSep 2026
5GRE Prep & Practice by MagooshGRE Prep & Practice by MagooshFree4.8★ (11K)NoYesSep 2026
6General Ed Diploma Test 2026General Ed Diploma Test 2026Free4.6★ (208)NoYesMay 2026
7DiplomaReady: GED & HiSET PrepDiplomaReady: GED & HiSET PrepFree—YesYesAug 2026
8GED EXAM PREP 2026GED EXAM PREP 2026Free4.7★ (318)NoYesSep 2026

Top Picks for High School Diploma Exam Prep

High School Diploma Exam Prep#1

High School Diploma Exam Prep by MastrAPI

GED Practice Tests and Study
Editor's Choice
📚 Education
4.6😞(996 ratings)
FreeIn-App Purchases
High School Diploma Exam Prep screenshot 1
High School Diploma Exam Prep screenshot 2
High School Diploma Exam Prep screenshot 3
High School Diploma Exam Prep screenshot 4
High School Diploma Exam Prep screenshot 5
High School Diploma Exam Prep screenshot 6

Prepare for your GED exam with over 800 practice questions and full-length tests. This app offers a personalized study plan, tracks your progress, and highlights areas for improvement to boost your confidence for the test.

What We Love

  • 👍 Helpful app
  • 👍 Good for GED practice
  • 👍 Well-built application
  • 👍 Pretty good experience

Room to Improve

  • 🐛 Buggy
  • 🤔 Unclear answers and questions
  • 🤔 Grammatical errors
  • 🤔 Not user-friendly
  • 💰 Expensive subscription
  • 🤔 Confusing app
  • 🤔 Bare-bones design and ugly UI
General Ed Diploma Prep 2026#2

General Ed Diploma Prep 2026 by Thanh Hung

GED® High School Diploma Exam
Strong Contender
📚 Education
4.9😊(7.3K ratings)
FreeAdsIn-App Purchases
General Ed Diploma Prep 2026 screenshot 1
General Ed Diploma Prep 2026 screenshot 2
General Ed Diploma Prep 2026 screenshot 3
General Ed Diploma Prep 2026 screenshot 4
General Ed Diploma Prep 2026 screenshot 5
General Ed Diploma Prep 2026 screenshot 6

Prepare for your high school equivalency exam with realistic practice tests and AI-powered study assistance. Master all GED subjects, track your progress, and build confidence to earn your diploma.

What We Love

  • 👍 Easy to use
  • 🚀 Helpful for learning and preparing
  • 💡 Customizable training program
  • 👍 Convenient for studying on the go
  • 👍 Provides feedback on mistakes

Room to Improve

  • 🐛 Some incorrect answers or explanations
  • 🔒 Issues with subscription/payment
  • 🔍 Repetitive questions
  • 📺 Too many ads

More High School Diploma Exam Prep apps to explore

FAQ about High School Diploma Exam Prep

What are the best high school diploma exam prep apps for iPhone?
High School Diploma Exam Prep tops our high school diploma exam prep apps ranking as of September 2026, with a 4.6-star average from 996 App Store ratings, and it's free to download.
Yes — 20 of the top high school diploma exam prep apps we rank are free to download, including High School Diploma Exam Prep and General Ed Diploma Prep 2026.
High School Diploma Exam Prep has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 249+ high school diploma exam prep apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app is designed to help users prepare for the GED exam. It provides a comprehensive study experience with over 800 practice questions, full-length practice tests, and detailed score reports with analytics to help users understand their strengths and weaknesses.
Key features include access to over 800 GED-style practice questions, full-length practice tests, a personalized study plan based on individual skills, detailed analytics after each test, and the ability to track strengths and weaknesses. Users can also compare their scores to the community average.