Comparison

Gia Sư Dolphin vs ClassFast

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

Head to head
About

Gia Sư Dolphin

Connects students with tutors for free, offering transparent pricing and detailed tutor profiles. Provides dedicated support throughout the learning journey.

Highlights
  • Free tutor search
  • Transparent tuition fees
  • Detailed tutor profiles
  • Academic and teaching experience
  • Dedicated support team
Read full description

Dolphin là nền tảng kết nối đáng tin cậy giữa người học và người dạy. Tại Dolphin, phụ huynh có thể: • Tìm gia sư hoàn toàn miễn phí, học phí minh bạch, không phát sinh thêm chi phí. • Xem trước thông tin chi tiết về học vấn, kỹ năng, phương pháp giảng dạy và kinh nghiệm giảng dạy của từng gia sư. • Luôn được đội ngũ của Dolphin đồng hành và hỗ trợ tận tình.

About

ClassFast

This app digitizes class management for educators, handling attendance, tuition fees, and parent communication. It automates tasks like fee calculation and receipt generation, saving time for teachers. Parents can track student progress and receive notifications directly within the app.

Highlights
  • Quick attendance tracking
  • Automated tuition management
  • Parent communication portal
  • Class and student profiles
  • Income and expense tracking
  • Automated notifications
  • Dark mode and multi-language support
Features
Read full description

ClassFast – Simple and Effective Class Management ClassFast helps teachers, tutors, and educational centers manage daily classes easily and accurately. From attendance and tuition fees to parent communication — everything is digitalized in a single app. Say goodbye to manual paperwork and monthly texts. ClassFast saves you time so you can focus entirely on teaching. Key Features • Quick Attendance Mark attendance in seconds. Track the number of sessions and attendance rate for each student clearly. • Automated Tuition Management Calculate monthly tuition automatically. Generate and send digital receipts with QR payment codes for quick and easy parent payments. • Parent Connection Parents can track learning progress, attendance, and receive tuition notifications directly on the app. • Class & Student Management Create classes, store student profiles, and manage learning statuses flexibly, ensuring your data is always accurate. • Roles & Center Operations Add teaching assistants or staff and control access permissions tailored to each role. • Income & Expense Tracking Manage class funds and track expenses with clear, visual reports. • Automated Notifications Send automated class schedule reminders and recurring tuition alerts to parents and students. • Flexible Experience Supports dark mode, multiple languages, continuous cloud sync, and quick access from the home screen widget. It takes less than 2 minutes to set up your first class! Download ClassFast today and elevate the professionalism of your teaching! Term of Use: https://classfast.bizfast.com.vn/terms-of-use.html Privacy Policy: https://classfast.bizfast.com.vn/privacy-policy.html

Screenshots

Gia Sư Dolphin4 screens
ClassFast4 screens

Verdict

The call

The clearest difference is in-app purchases: Gia Sư Dolphin at none against ClassFast's 3. Gia Sư Dolphin also leads on update cadence (every 5 days vs every 2 weeks). ClassFast's advantage is ratings volume (5 vs 1). On price, rating, review sentiment and ads 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. ClassFast sells 3 in-app purchases, starting at $1.99 per month. Gia Sư Dolphin asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Gia Sư Dolphin against 5.0 for ClassFast. That said, the two scores are not equally well evidenced: ClassFast has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Gia Sư Dolphin ships an update every 5 days, ClassFast every 2 weeks. The most recent releases landed on October 12, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
Gia Sư Dolphin versus ClassFast: the parameters behind the verdict, then further details
ParameterGia Sư DolphinClassFast
PriceFreeFree
Rating5.0 (1 ratings)5.0 (5 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings15 — better
Update frequencyEvery 5 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhoneiPhone, iPod — better
Requires iOS16.415.6 — better
Further details — not scored
Size77 MB74 MB
Age rating4+4+
DeveloperLong PhanVien Tran Ngoc

Customer experience

Gia Sư Dolphin

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

ClassFast

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Gia Sư Dolphin

No in-app purchases

3 purchases

ClassFast

Subscriptions3
  • Gói hằng tháng$1.991 Month
  • Gói 6 tháng$7.996 Months
  • Gói 1 năm$12.991 Year

Questions

Is Gia Sư Dolphin free?
Gia Sư Dolphin is free to download, with no in-app purchases.
Is ClassFast free?
ClassFast is free to download, with in-app purchases available.
Which has better reviews, Gia Sư Dolphin or ClassFast?
Gia Sư Dolphin and ClassFast are both rated 5.0 out of 5 on the App Store, from 1 and 5 ratings respectively.
Do Gia Sư Dolphin or ClassFast have ads?
Neither Gia Sư Dolphin nor ClassFast shows ads.
Which is updated more often, Gia Sư Dolphin or ClassFast?
Gia Sư Dolphin ships an update every 5 days, and ClassFast every 2 weeks. Most recently, Gia Sư Dolphin was updated on October 12, 2026 and ClassFast on October 30, 2026.

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