Comparison

TestAssist vs retention+

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

TestAssist

Instantly transform study materials into smart quizzes with AI. Track exam readiness, utilize spaced repetition for better memory, and organize all your tests. Ideal for students and lifelong learners.

Highlights
  • AI-generated tests from any file (PDF, Word, images)
  • Track exam readiness with analytics
  • Spaced repetition for long-term memory
  • Organize unlimited tests by subject
  • Multiple-choice quizzes with detailed feedback
  • Offline test access
Features
Read full description

Stop cramming the night before. TestAssist turns any study material into smart quizzes instantly. WHY TESTASSIST? • AI generates a full test from any file — PDFs, Word, slides, even photos • Track your exam readiness with real analytics • Smart spaced repetition so you remember longer • All your tests organized, ready to resume anytime WHAT YOU CAN DO • Upload PDFs, Word docs, PowerPoint slides, images — AI drafts questions automatically • Build tests manually or let AI do it from a topic description • Train with multiple-choice quizzes and detailed feedback • See exactly what you've mastered, what needs review, and what's still hard • Organize unlimited tests by subject, class, or upcoming exam • Play a memory game to reinforce what you just learned FEATURES • AI-powered test generation (unlimited on Premium) • Detailed statistics: accuracy, readiness %, mastery breakdown • Smart review queue that focuses on your weak spots • Works offline once tests are downloaded • Multiple difficulty levels: Easy, Medium, Hard, Expert WHO IT'S FOR • Students studying for midterms, finals, and certifications • Medical, law, and engineering students preparing for licensure • Language learners building vocabulary • Anyone who wants to learn faster and remember longer Download TestAssist. Ace every exam. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://testassistprivacypolicy.web.app

About

retention+

Features
Read full description

retention+는 배운 내용을 나만의 문제로 만들어 복습하고, 다른 사람들과 문제를 만들어 함께 풀어볼 수 있는 학습 앱입니다. 문제 만들기 • 객관식, 주관식, 서술형, 선 연결, 순서 배열형 등 다양한 문제 유형으로 스스로 풀 수 있는 문제를 만들고, 이를 문제집으로 모아보세요. • 사진, 동영상, GIF를 첨부할 수 있으며, 표를 이용해 보다 세밀하게 문제를 제작할 수 있습니다. • 만들어낸 문제집은 연습, 실전, 타임어택 등 다양한 학습 모드를 선택해 풀어볼 수 있습니다. 기억 유지도에 맞춘 복습 • 학습 기록을 바탕으로 문제별 ‘기억 유지도’를 계산합니다. 원하는 기억 유지도에 알림을 맞추고 복습해보세요. 그룹 스터디룸 • 스터디룸을 만들거나, 초대 코드를 통해 비공개 스터디룸에 들어갈 수 있습니다. 스터디룸 안에서 문제를 만들고, 공유해보세요. 모의고사 • 그룹 스터디룸 안에서 문제를 만들거나, 자신이 만든 문제를 업로드해 모의고사를 볼 수 있습니다. 실전 방식과 같이 시간을 설정할 수 있고, 스스로 채점해보거나 서로 교환해 채점해볼 수 있습니다. 개인 문제집은 iCloud를 통해 여러 기기에서 동기화할 수 있습니다. 스터디 그룹과 일부 클라우드 기능에는 Apple 로그인 및 iCloud 로그인이 필요합니다. 무료로 시작하고, 필요하다면 retention+를 구독해 문제집과 스터디 그룹 제한 없이 이용해보세요. 이용약관(Terms of Use): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

TestAssist4 screens
retention+4 screens

Verdict

The call

The clearest difference is ads: retention+ at none against TestAssist's shown. TestAssist's advantage is iOS requirement (15.1 vs 17.6). On price, update cadence, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. TestAssist sells 3 in-app purchases, starting at $3.99 per 7 days and retention+ sells 10 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

TestAssist ships an update every 6 days, retention+ every 4 days. The most recent releases landed on October 9, 2026 and October 10, 2026 respectively.

Scorecard2 real differences · 7 level
TestAssist versus retention+: the parameters behind the verdict, then further details
ParameterTestAssistretention+
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 6 daysEvery 4 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better17.6
Further details — not scored
Size133 MB23 MB
Age rating4+4+
DeveloperAsadbek AlisherovichWONYEONG NA

In-app purchases

3 purchases

TestAssist

Subscriptions3
  • TestAssist Pro Weekly$3.997 Days
  • Premium Monthly$4.991 Month
  • Premium Yearly$29.991 Year
10 purchases

retention+

Subscriptions2
  • retention+ 월간 구독$0.991 Month
  • retention+ 연간 구독$9.991 Year
One-time8
  • Developer Support I$0.49
  • Developer Support II$1.99
  • Developer Support III$2.99
Show 5 more
  • Developer Support IV$5.99
  • Developer Support V$9.99
  • Developer Support VI$17.99
  • Developer Support VII$34.99
  • Developer Support VIII$69.99

Questions

Is TestAssist free?
TestAssist is free to download, with in-app purchases available.
Is retention+ free?
retention+ is free to download, with in-app purchases available.
Do TestAssist or retention+ have ads?
TestAssist shows ads; retention+ does not.
Which is updated more often, TestAssist or retention+?
TestAssist ships an update every 6 days, and retention+ every 4 days. Most recently, TestAssist was updated on October 9, 2026 and retention+ on October 10, 2026.

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