CLASS101: Learn Online
CLASS101 - 클래스101
CLASS101: Learn Online is #12 in Education Grossing in South Korea and charting in 1 of 24 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperCLASS101 Inc.
CategoryEducation
PriceFree
Released
Rating★ 4.7 (37k)
Version1.12.5
Age rating12+
First seen by us
25 Sep 2026
25 Sep 2026Rating
4.7 ★
37k ratings
Measured
Best rank now
#12
Education GrossingMeasured
CLASS101: Learn Online on the App Store
App details
App ID
1320607634
Publisher
CLASS101 Inc.
Content rating
12+
CLASS101: Learn Online downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where CLASS101: Learn Online's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in CLASS101: Learn Online before Apple and Google take their fee.
How this is calculated
Not in an overall Top Grossing chart, only in category charts: each category position is converted to the overall position it corresponds to, then priced on the same rank-to-revenue curve, inside the part of each market the charted apps leave over.
Business model: In-app purchase-led
How CLASS101: Learn Online makes money: subscriptions, one-off purchases and ads.
In-app purchasesAds · 1 ad networks
One-off purchases
/mo
of revenue
Ads
/mo
of revenue
Where it ranks now
Every top chart it appears in across 24 countries.
| Country | Charts | Rank |
|---|---|---|
| South Korea | EducationGrossing | #12 |
| South Korea | EducationFree | #88 |
Apps near CLASS101: Learn Online on the chart
Education Grossing, around #12.
Ratings
App Store, worldwide.
Rating
4.7 ★
37k ratings
Measured
Ratings
37k
Measured
About CLASS101: Learn Online
South Korea's #1 online class platform. 4,000+ classes. Arts, crafts, fitness, cooking, languages, technology, career hacks, child education, wealth management & more.
[CLASS101+ Subscription]
CLASS101+ is a monthly and yearly subscription service that allows you unlimited access to over 6,000 classes.
Subscribe to CLASS101+ and discover the perfect classes for you across various categories.
This subscription will automatically renew unless you cancel at least 24 hours before the next billing date.
You can manage your auto-renewal settings in your Apple account settings. Once the purchase is complete, the payment will be charged to your Apple account.
[Optional Access Permissions]
When using certain features, you will be asked for access permissions. These permissions are optional, and you can still use the app even if you choose not to grant them.
Camera: For setting profile photos and attaching photos when creating posts
Microphone: For attaching videos when creating posts
Terms of Use and Privacy Policy: https://class101.net/en/docs/terms
For inquiries or suggestions regarding the app: https://101.gg/chat
[CLASS101+ Subscription]
CLASS101+ is a monthly and yearly subscription service that allows you unlimited access to over 6,000 classes.
Subscribe to CLASS101+ and discover the perfect classes for you across various categories.
This subscription will automatically renew unless you cancel at least 24 hours before the next billing date.
You can manage your auto-renewal settings in your Apple account settings. Once the purchase is complete, the payment will be charged to your Apple account.
[Optional Access Permissions]
When using certain features, you will be asked for access permissions. These permissions are optional, and you can still use the app even if you choose not to grant them.
Camera: For setting profile photos and attaching photos when creating posts
Microphone: For attaching videos when creating posts
Terms of Use and Privacy Policy: https://class101.net/en/docs/terms
For inquiries or suggestions regarding the app: https://101.gg/chat
Latest updates
1.12.5
The latest version contains bug fixes and performance improvements