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Best High School Diploma Apps

250+ iOS apps curated and reviewed

4.0 avg rating
20 free apps
Updated September 2026

The best high school diploma apps on iPhone average 4.0★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.

Compare top High School Diploma Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Certificate Maker, eCard MakerCertificate Maker, eCard MakerFree4.7★ (1.8K)YesYesSep 2026
2High School Diploma Exam PrepHigh School Diploma Exam PrepFree4.6★ (996)NoYesSep 2026
3Certificate Maker: Diploma AICertificate Maker: Diploma AIFree2.0★ (59)NoYesSep 2026
4General Ed Diploma Prep 2026General Ed Diploma Prep 2026Free4.9★ (7.3K)YesYesSep 2026
5General Ed Diploma Test 2026General Ed Diploma Test 2026Free4.6★ (208)NoYesMay 2026
6e-Certificate Makere-Certificate MakerFree4.6★ (298)YesYesSep 2026
7NextechNextechFree2.7★ (83)NoNoSep 2026
8GED Test Prep: Diploma & ExamGED Test Prep: Diploma & ExamFree—NoYesAug 2026

Top Picks for High School Diploma

Certificate Maker, eCard Maker#1

Certificate Maker, eCard Maker by Bhavesh Gabani

Gift Cards & Voucher Design
Editor's Choice
📊 Productivity
4.7😊(1.8K ratings)
FreeAdsIn-App Purchases
Certificate Maker, eCard Maker screenshot 1
Certificate Maker, eCard Maker screenshot 2
Certificate Maker, eCard Maker screenshot 3
Certificate Maker, eCard Maker screenshot 4
Certificate Maker, eCard Maker screenshot 5
Certificate Maker, eCard Maker screenshot 6

Effortlessly create professional certificates, personalized gift certificates, enticing vouchers, and custom discount coupons. Choose from a wide array of templates and customize with fonts, text effects, and images to make a lasting impact.

What We Love

  • 💯 Excellent app
  • 👍 Easy to use
  • 🎨 Great templates and customization options
  • 🎉 Awesome for certificates and vouchers
  • 🤩 Fantastic app
  • 🥰 Love this app

Room to Improve

  • 🙄 Too many ads
  • 💰 Paid features required
  • 🤔 Navigation could be improved
  • 🤯 Unreliable, crashes or issues with sharing/printing
High School Diploma Exam Prep#2

High School Diploma Exam Prep by MastrAPI

GED Practice Tests and Study
Strong Contender
📚 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

More High School Diploma apps to explore

FAQ about High School Diploma

What are the best high school diploma apps for iPhone?
Certificate Maker, eCard Maker tops our high school diploma apps ranking as of September 2026, with a 4.7-star average from 1.8K App Store ratings, and it's free to download.
Yes — 20 of the top high school diploma apps we rank are free to download, including Certificate Maker, eCard Maker and High School Diploma Exam Prep.
Certificate Maker, eCard Maker shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 250+ high school diploma apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app is an all-in-one design suite that allows you to create professional certificates for various occasions, personalized gift certificates for special events, enticing vouchers to drive sales, and custom discount coupons for marketing efforts.
You can design a wide range of certificates, including those for achievement, school, events, competitions, appreciation, sports, membership, courses, company recognition, and comedy awards. The app offers extensive templates and customization options for fonts, text effects, and images.

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