Prufio: IELTS TOEIC Test Prep
TOEFL, PTE & DET AI Mock Exams
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
New: practice one section at a time — just Listening or Reading, timed and scored on its own. AI grades your Speaking & Writing, plus a plan built around your exam date.
RAISE YOUR ENGLISH SCORE FAST — ONE APP FOR EVERY MAJOR EXAM
Prufio is your all-in-one English exam trainer: 45+ full-length mock tests that mirror the real format, AI grading for Speaking & Writing, and a day-by-day study plan built around your actual exam date.
EXAMS COVERED
• IELTS Academic & General Training
• TOEFL iBT
• TOEIC Listening & Reading
• PTE Academic
• Duolingo English Test (DET)
• VSTEP (B1–C1)
WHY PRUFIO?
• Mock tests that feel real: timed sections, audio playback, auto-save and auto-submit
• AI scores your Writing & Speaking against each exam's official criteria, with detailed feedback
• In-depth explanations for every Listening and Reading question
• A personalized roadmap generated from your real exam date — weakest skills first, daily vocabulary mixed in
• Smart mistake bank: wrong answers are saved automatically and reviewable fully offline
• Vocabulary flashcards with spaced repetition (SRS) and native pronunciation
• Streaks and daily reminders to keep you on track until test day
STUDY FREE EVERY DAY
Free mock tests, unlimited quick Listening & Reading practice, and the first 5 lessons of every vocabulary course. Go Premium to unlock the full test library, detailed answer explanations, AI Writing correction and model Speaking answers.
Download Prufio and start your plan today!
Questions or suggestions: vuongnguyen.sk@gmail.com
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
What's new in 1.0.4
• Quick practice: see right/wrong and the correct answer as soon as you pick an option.
• Need to stop mid-test? Choose “Grade & see answers” to grade the questions you've answered.
• If grading hits a connection problem, you'll see a clear message and can retry — your answers are kept.
• Writing & Speaking feedback now always comes back in the language you use in the app.
• Microphone permission messages are translated, with a shortcut to open Settings.
• Your study day now counts as soon as you answer a question, even if you leave the test unfinished.
• The free version now shows a small banner ad; Premium removes all ads.
• Minor fixes and stability improvements.
Enjoying Prufio? A quick rating helps other English learners find the app.
The developer, Nguyen Nhu Vuong, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Purchases
- Contact Info
- Identifiers
- Usage Data
- Diagnostics
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Contact Info
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Nguyen Nhu Vuong
- Size
- 45.4 MB
- Category
- Education
- Compatibility
Requires iOS 15.5 or later.
- iPhone
Requires iOS 15.5 or later. - iPad
Requires iPadOS 15.5 or later. - iPod touch
Requires iOS 15.5 or later. - Mac
Requires macOS 12.4 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 6 more
- English, German, Japanese, Korean, Simplified Chinese, Traditional Chinese, Vietnamese
- Age Rating
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- Prufio Forever $19.99
- Prufio Forever $27.99
- Prufio 3months $14.99
- Prufio 6months $19.99
- Prufio Subcrition 1Year $29.99
- Prufio Forever $39.99
- Copyright
- © prufio@2026