TK Smart Vision vs OVI Teens
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TK Smart Vision
This software helps manage schools by offering services for tracking attendance, lessons, grades, and tuition fees. It provides a comprehensive solution for educational institutions to streamline administrative tasks.
- Attendance management
- Lesson tracking
- Grade management
- Tuition fee management
- School administration
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Phần mềm giúp quản lý trường học bao gồm các dịch vụ: Quản lý sổ đầu bài, tiết học, điểm số, học phí ..
OVI Teens
This educational app provides VUS Young Leaders program students with tools to practice English skills anytime, anywhere. It features a practice hub for vocabulary and grammar, a media hub with international content, and a rewards system to motivate learning.
- Practice Hub for vocabulary and grammar
- Media Hub with international content
- Digital library with diverse content
- Online gift shop with rewards
- Progress tracking and practice activities
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OVI Teens, ứng dụng được phát triển độc quyền bởi Hệ thống Anh văn Hội Việt Mỹ VUS, dành riêng cho Học viên Chương trình Tiếng Anh Thiếu niên Young Leaders. Với ứng dụng này, Học viên có thể chủ động trong việc luyện tập mọi lúc mọi nơi, hỗ trợ tối đa cho việc học tại VUS. - Practice Hub: ngân hàng luyện tập đa dạng hoạt động giúp HV luyện tập từ vựng, ngữ pháp và các kỹ năng Anh ngữ - Media Hub: kho thư viện số đa dạng nội dung và màu sắc từ Nhà xuất bản Quốc tế và các chuyên gia. - Kho quà trực tuyến: tăng động lực học tập qua việc tích điểm từ các hoạt động luyện tập và đổi quà cực cool.
Screenshots
Verdict
The clearest difference is rating: TK Smart Vision at 3.0 against OVI Teens's 2.3. TK Smart Vision also leads on update cadence (every 10 days vs monthly) and iOS requirement (10.0 vs 13.0). OVI Teens's advantage is ratings volume (44 vs 1). On price, review sentiment, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
TK Smart Vision holds the better App Store score, 3.0 against 2.3. That said, the two scores are not equally well evidenced: OVI Teens has 44 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 24% of TK Smart Vision's written reviews are positive against 20% of OVI Teens's.
TK Smart Vision ships an update every 10 days, OVI Teens monthly. The most recent releases landed on October 14, 2026 and October 21, 2026 respectively.
| Parameter | TK Smart Vision | OVI Teens |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) — better | 2.3 (44 ratings) |
| Positive reviews | 24.4% of reviews — better | 20.3% of reviews |
| Number of ratings | 1 | 44 — better |
| Update frequency | Every 10 days — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 106 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | TITKUL JOINT STOCK COMPANY | VUS |
Customer experience
TK Smart Vision
OVI Teens
Bugs and requests
TK Smart Vision
Reported bugs
14 issues- Basic errors
- Login fails
- App crashes during tests
- Screen flickering
- Marked absent incorrectly
Show 9 moreShow fewer
- Slow to load
- Confusing interface
- High storage usage
- Laggy
- Difficult to submit assignments
- Unstable, disconnects frequently
- White screen error
- Update notification loop
- Cannot log in after password change
Requested features
14 requests- Fix basic errors
- Improve app stability
- Address login issues
- Resolve test errors
- Fix screen flickering
Show 9 moreShow fewer
- Correct attendance marking
- Improve loading speed
- Simplify interface
- Reduce storage usage
- Optimize performance
- Make submission easier
- Fix white screen bug
- Update app regularly
- Add more features
OVI Teens
Not enough reviews yet to summarise bugs or requests.
In-app purchases
TK Smart Vision
No in-app purchases
OVI Teens
No in-app purchases
