Prep vs OneUni
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Prep
Prepare for English proficiency exams like IELTS and TOEIC with AI-powered practice tests and personalized study plans. Get detailed feedback and track your progress to achieve your academic goals.
- AI Virtual Practice Room for IELTS
- Personalized Study Plans
- Mock Tests for Various Exams
- Detailed Grading and Evaluation
- Progress Tracking
- AI Error Detection and Correction
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- The Prep AI Virtual Room Duo: For IELTS preparation, the virtual practice room with Prep AI helps students comprehensively train all four skills: IELTS Listening, IELTS Reading, IELTS Writing, IELTS Speaking. Students can also practice with exam-format questions, and receive thorough grading and evaluation according to each scoring criterion, just like a real examiner. With advanced AI technology, the system can detects errors during IELTS test and provides appropriate corrections. What's amazing is that the AI uses the same evaluation method as the IELTS test scoring system, giving students a realistic experience similar to taking the actual IELTS test. Exciting, isn't it? PREP also offers many useful features to support students learn English more effectively, such as: • Study Plan: The system helps students learn English more easily by analyzing the goals set by students, then arranging a suitable study path divided into separate lessons and english test, ensuring students achieve their desired goals. The system also accompanies students throughout the learning process to answer questions and update their English learning path. • My Course: A place to aggregate and store English learning and english test programs, helping students easily control their learning progress. Students can click on the desired program to join the corresponding English course • Test Practice: One of the most useful features of the software: Mock Tests. With a diverse library of tests divided into four skills, a large number of english test like IELTS, TOEIC,... tests help students quickly familiarize themselves and develop their test-taking skills. Additionally, the system provides prediction tests to help students get used to the structure of the most recent year's test, increasing the applicability of this feature. • Prep has been helping over 10,000+ students improve daily, assisting thousands in achieving their study goals for IELTS, TOEIC, and national high school exams. • Prep features proprietary modern AI technology capable of recreating the test environment in a virtual test room, providing students with the most realistic experience during test preparation. • Prep offers diverse and useful features suitable for various user goals, whether learning English, practicing for TOEIC, or prep for IELTS Contact us immediately when you need support: Email: support@prepedu.com
OneUni
This educational technology app enhances interaction between students, faculty, and parents with the institution. It provides comprehensive information on academic progress, schedules, fees, and school news for students, while offering progress tracking and fee payment monitoring for parents and staff.
- Student profile and academic information
- Class schedules and study plans
- Grades and conduct scores
- Tuition fee tracking and payment
- School and faculty feedback surveys
- Notifications and school news
- Staff task management and personal schedules
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GIỚI THIỆU OneUni OneUni là ứng dụng công nghệ giáo dục cung cấp thông tin hữu ích mọi lúc, mọi nơi cho các đối tượng sử dụng là Sinh viên, Giảng viên, Phụ huynh nhằm nâng cao sự tương tác giữa người học và Nhà Trường. Với các dịch vụ như sau: • Đối với Sinh viên: • Thông tin hồ sơ sinh viên • Thông tin về chương trình đào tạo sinh viên đang học. • Kế hoạch học tập, thời khóa biểu học tập trong học kỳ, năm học • Kết quả học tập điểm số, điểm rèn luyện • Thông tin các khoản học phí, lệ phí và thanh toán học phí. • Khảo sát đánh giá về trường, giảng viên giảng dạy • Đề xuất và theo dõi các dịch vụ một cửa • Nhận các thông báo (notify) từ nhà trường • Theo dõi tin tức nhà trường • … • Đối với Phụ huynh: • Theo dõi kết quả và tiến độ học tập • Theo dõi điểm rèn luyện • Theo dõi công nợ và thanh toán học phí • Nhận các thông báo từ nhà trường • … • Đối với GV - CBCNV: • Nhận thông báo được ban hành từ nhà trường. • Lịch công tác nhà trường • Lịch công tác cá nhân • Hộp thư cá nhân • Giao việc và xử lý việc được giao • Xem thông tin lý lịch cá nhân • Xem lịch dạy – lịch coi thi • Xem thông tin lương hằng tháng. • Đăng ký nghỉ phép – đăng ký làm ngoài giờ
Screenshots
Verdict
The clearest difference is review sentiment: Prep at 86% against OneUni's 0%. Prep also leads on rating (4.6 vs 1.9) and update cadence (every 5 days vs fortnightly). OneUni's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price, ratings volume, device support and iOS requirement 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
Both are free to download. Prep sells 10 one-off in-app purchases. OneUni asks for nothing beyond the download.
Prep holds the better App Store score, 4.6 against 1.9. Both are backed by a comparable volume of ratings — 124 and 63 respectively. Written reviews point the same way: 86% of Prep's written reviews are positive against 0% of OneUni's.
Prep ships an update every 5 days, OneUni fortnightly. Both last shipped on November 3, 2026.
| Parameter | Prep | OneUni |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (124 ratings) — better | 1.9 (63 ratings) |
| Positive reviews | 85.7% of reviews — better | 0.0% of reviews |
| Number of ratings | 124 — better | 63 |
| Update frequency | Every 5 days — better | Fortnightly |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15 |
| Further details — not scored | ||
| Size | 135 MB | 108 MB |
| Age rating | 4+ | 4+ |
| Developer | PREP TECHNOLOGY JOINT STOCK COMPANY | SAI GON ADVENCED COMPANY LIMITED |
Customer experience
Prep
OneUni
In-app purchases
Prep
- IELTS Pro 1 tháng$9.99
- IELTS Pro 3 tháng$19.99
- IELTS Pro 6 tháng$29.99
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- IELTS Core 3개월 이용권$59.99
- HSK 3 ver 3.0$69.99
- HSK 3 ver 3.0 Pro$89.99
- IELTS Core 연간 이용권$129.99
- 90-Day IELTS TP Package$139.99
- HSK1 đến HSK3 ver 3.0$149.99
- HSK1 đến HSK3 ver 3.0 Pro$179.99
OneUni
No in-app purchases









