Langmate: Japan Friends & Chat vs QANDA: AI Math & Study Helper

Langmate: Japan Friends & Chat

Langmate Inc.
App Store
$65.0K/mo
~$780.3K/yr · 755K installs
VS

QANDA: AI Math & Study Helper

Mathpresso
App Store
$268/mo
~$3.2K/yr · 39K installs
Revenue winner Langmate: Japan Friends & Chat wins +24163% vs other
Installs winner Langmate: Japan Friends & Chat wins +1862% vs other
MAU winner Langmate: Japan Friends & Chat wins +4460% vs other
Rating winner Langmate: Japan Friends & Chat wins +33% vs other

Why Langmate: Japan Friends & Chat is winning

Top 4 reasons - backed by the public App Store / Play Store numbers.

  1. Langmate: Japan Friends & Chat earns roughly 243× more per month than QANDA: AI Math & Study Helper - $65.0K vs $268.
  2. Premium pricing. Langmate: Japan Friends & Chat charges $8.49/mo vs QANDA: AI Math & Study Helper's $1.99/mo - higher ARPU per converted user.
  3. Bigger install base. Langmate: Japan Friends & Chat has ~755K lifetime installs vs QANDA: AI Math & Study Helper's ~39K - 19.6× the funnel top.
  4. More monetization surfaces. Langmate: Japan Friends & Chat runs 10 IAP tiers vs 5 - more chances to convert users at the right price.

→ Find more apps with this revenue gap · Full Langmate: Japan Friends & Chat report

Side-by-side metrics

Bars scale to whichever app is bigger on that row. Green = winner.

Langmate: Japan Friends & Chat
vs
QANDA: AI Math & Study Helper
Monthly revenue (est.)?
$65.0K
◀
$268
Annual revenue (est.)
$780.3K
◀
$3.2K
Lifetime installs (est.)
755K
◀
39K
Monthly active users (est.)?
190K
◀
4K
App Store rating
4.68★
◀
3.52★
Total ratings
9K
◀
770
US grossing rank
-
=
-
Cheapest monthly sub
$8.49
◀
$1.99
IAP tiers detected
10 tiers
◀
5 tiers

Langmate: Japan Friends & Chat

Langmate Inc.
App Store
Category
Education
Price
Free
Released
Apr 14, 2016
Last updated
Apr 26, 2026
File size
157.5 MB
Content rating
17+
Version
5.2.0
Languages
English, Japanese
View full Langmate: Japan Friends & Chat report →

QANDA: AI Math & Study Helper

Mathpresso
App Store
Category
Education
Price
Free
Released
Nov 29, 2017
Last updated
May 4, 2026
File size
205.5 MB
Content rating
4+
Version
7.3.90
Languages
English, French, German, Indonesian, Italian, Japanese +8 more
View full QANDA: AI Math & Study Helper report →

Langmate: Japan Friends & Chat trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

QANDA: AI Math & Study Helper trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

Related app pages

Langmate: Japan Friends & Chat App Store page →QANDA: AI Math & Study Helper App Store page →

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Compare another pair

FAQ

Which makes more money, Langmate: Japan Friends & Chat or QANDA: AI Math & Study Helper? v
Langmate: Japan Friends & Chat earns about $65.0K per month, while QANDA: AI Math & Study Helper earns about $268. That is a 242.6× revenue gap (~$64.8K more per month for Langmate: Japan Friends & Chat). Annual revenue: Langmate: Japan Friends & Chat ≈ $780.3K/year, QANDA: AI Math & Study Helper ≈ $3.2K/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Langmate: Japan Friends & Chat or QANDA: AI Math & Study Helper? v
Langmate: Japan Friends & Chat leads with about 755K estimated downloads vs 39K for QANDA: AI Math & Study Helper - a 19.6× gap. Langmate: Japan Friends & Chat's App Store downloads are estimated from 9K ratings × the standard 1:75 ratio. QANDA: AI Math & Study Helper's App Store downloads are estimated from 770 ratings.
Are Langmate: Japan Friends & Chat and QANDA: AI Math & Study Helper in the same App Store category 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 Langmate: Japan Friends & Chat and QANDA: AI Math & Study Helper offer? v
Langmate: Japan Friends & Chat: IAP range 10 tiers detected. QANDA: AI Math & Study Helper: IAP range 5 tiers detected. Langmate: Japan Friends & Chat runs a "Subscription (~$8.49/mo, language)" monetization model; QANDA: AI Math & Study Helper runs "Subscription (~$1.99/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Langmate: Japan Friends & Chat or QANDA: AI Math & Study Helper? v
Langmate: Japan Friends & Chat edges ahead with ★ 4.7 vs ★ 3.5 (gap of 1.2 stars). Rating volume: Langmate: Japan Friends & Chat 9K ratings, QANDA: AI Math & Study Helper 770 ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Langmate: Japan Friends & Chat vs QANDA: AI Math & Study Helper revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $65.0K for Langmate: Japan Friends & Chat and $268 for QANDA: AI Math & Study Helper are derived from App Store grossing rank, 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 Langmate: Japan Friends & Chat or QANDA: AI Math & Study Helper to a different App Store app? v
Use the search box at the bottom of this page or paste any two App Store 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.