MasterClass: Online Classes vs Grammar Check by AI Writing
MasterClass: Online Classes
MasterClass
App Store
$712.0K/mo
~$8.54M/yr · 18.4M installs
VS
Grammar Check by AI Writing
Metaverse Labs
Google Play
$65.2K/mo
~$781.9K/yr · 3.9M installs
Revenue winner
MasterClass: Online Classes wins
+993% vs other
Installs winner
MasterClass: Online Classes wins
+368% vs other
MAU winner
MasterClass: Online Classes wins
+884% vs other
Rating winner
MasterClass: Online Classes wins
+19% vs other
Why MasterClass: Online Classes is winning
Top 4 reasons - backed by the public App Store / Play Store numbers.
- MasterClass: Online Classes earns roughly 11× more per month than Grammar Check by AI Writing - $712.0K vs $65.2K.
- Aggressive pricing. MasterClass: Online Classes undercuts at $10.00/mo vs $19.97/mo - converts a higher % of free users.
- Bigger install base. MasterClass: Online Classes has ~18.4M lifetime installs vs Grammar Check by AI Writing's ~3.9M - 4.7× the funnel top.
- More monetization surfaces. MasterClass: Online Classes runs 6 IAP tiers vs 0 - more chances to convert users at the right price.
→ Find more apps with this revenue gap · Full MasterClass: Online Classes report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
MasterClass: Online Classes
vs
Grammar Check by AI Writing
Monthly revenue (est.)?
$712.0K
◀
$65.2K
Annual revenue (est.)
$8.54M
◀
$781.9K
Lifetime installs (est.)
18.4M
◀
3.9M
Monthly active users (est.)?
2.2M
◀
225K
App Store rating
4.87★
◀
4.11★
Total ratings
123K
◀
23K
US grossing rank
-
=
-
Cheapest monthly sub
$10.00
▶
$19.97
IAP tiers detected
6 tiers
◀
0 tiers
- Category
- Education
- Price
- Free
- Released
- Apr 2, 2018
- Last updated
- Mar 31, 2026
- File size
- 134.0 MB
- Content rating
- 12+
- Version
- 11.98.0
- Languages
- English
- Category
- Education
- Price
- Free
- Released
- Mar 6, 2023
- Last updated
- May 8, 2026
- File size
- -
- Content rating
- Everyone
- Version
- 1.9.44
- Languages
- -
MasterClass: Online Classes trajectory
Grammar Check by AI Writing trajectory
FAQ
Which makes more money, MasterClass: Online Classes or Grammar Check by AI Writing? v
MasterClass: Online Classes earns about $712.0K per month, while Grammar Check by AI Writing earns about $65.2K. That is a 10.9× revenue gap (~$646.8K more per month for MasterClass: Online Classes). Annual revenue: MasterClass: Online Classes ≈ $8.54M/year, Grammar Check by AI Writing ≈ $781.9K/year. Estimates are derived from public App Store / Google Play signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, MasterClass: Online Classes or Grammar Check by AI Writing? v
MasterClass: Online Classes leads with about 18.4M estimated downloads vs 3.9M for Grammar Check by AI Writing - a 4.7× gap. MasterClass: Online Classes's App Store downloads are estimated from 123K ratings × the standard 1:75 ratio. Grammar Check by AI Writing reports 1,000,000+ installs on Google Play.
Are MasterClass: Online Classes and Grammar Check by AI Writing in the same App Store category on each store and competing for the same money? v
Yes - both apps sit in the Education category, which means they compete directly for the same paying users and category-level wallet share. Direct competitors, head-to-head.
What in-app purchases and subscription pricing do MasterClass: Online Classes and Grammar Check by AI Writing offer? v
MasterClass: Online Classes: IAP range 6 tiers detected. Grammar Check by AI Writing: IAP range $3.99 - $99.99 per item. MasterClass: Online Classes runs a "Subscription (~$10.00/mo)" monetization model; Grammar Check by AI Writing runs "Subscription (~$19.97/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, MasterClass: Online Classes or Grammar Check by AI Writing? v
MasterClass: Online Classes edges ahead with ★ 4.9 vs ★ 4.1 (gap of 0.8 stars). Rating volume: MasterClass: Online Classes 123K ratings, Grammar Check by AI Writing 598 ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these MasterClass: Online Classes vs Grammar Check by AI Writing revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $712.0K for MasterClass: Online Classes and $65.2K for Grammar Check by AI Writing are derived from App Store grossing rank / Google Play install ranges, scraped IAP tiers, ratings volume and category benchmarks (Education) - net of the 15-30% Apple/Google store cut. Real revenue depends on country mix, retention, refunds and ad fill rate, none of which Apple or Google publish.
How do I compare MasterClass: Online Classes or Grammar Check by AI Writing to a different App Store app? v
Use the search box at the bottom of this page or paste any two App Store or Google Play links into the homepage tool. We auto-generate a permanent comparison URL with revenue, downloads, IAP tiers, subscription pricing and grossing rank for both apps.