Interpals: Penpals & Languages vs Rakuten Viber Messenger
Interpals: Penpals & Languages
InterPals LLC
App Store
$3.9K/mo
~$47.0K/yr · 27K installs
VS
Rakuten Viber Messenger
Viber Media SARL.
App Store
$3.00M/mo
~$35.98M/yr · 124.8M installs
Revenue winner
Rakuten Viber Messenger wins
+76438% vs other
Installs winner
Rakuten Viber Messenger wins
+455264% vs other
MAU winner
Rakuten Viber Messenger wins
+240177% vs other
Rating winner
Rakuten Viber Messenger wins
+21% vs other
Why Rakuten Viber Messenger is winning
Top 4 reasons - backed by the public App Store / Play Store numbers.
- Rakuten Viber Messenger earns roughly 765× more per month than Interpals: Penpals & Languages - $3.00M vs $3.9K.
- Aggressive pricing. Rakuten Viber Messenger undercuts at $1.99/mo vs $14.00/mo - converts a higher % of free users.
- Bigger install base. Rakuten Viber Messenger has ~124.8M lifetime installs vs Interpals: Penpals & Languages's ~27K - 4553.6× the funnel top.
- More monetization surfaces. Rakuten Viber Messenger runs 7 IAP tiers vs 0 - more chances to convert users at the right price.
→ Find more apps with this revenue gap · Full Rakuten Viber Messenger report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Interpals: Penpals & Languages
vs
Rakuten Viber Messenger
Monthly revenue (est.)?
$3.9K
▶
$3.00M
Annual revenue (est.)
$47.0K
▶
$35.98M
Lifetime installs (est.)
27K
▶
124.8M
Monthly active users (est.)?
6K
▶
15.5M
App Store rating
3.80★
▶
4.60★
Total ratings
548
▶
832K
US grossing rank
-
=
-
Cheapest monthly sub
$14.00
◀
$1.99
IAP tiers detected
0 tiers
▶
7 tiers
- Category
- Social Networking
- Price
- Free
- Released
- Oct 18, 2019
- Last updated
- Jul 1, 2026
- File size
- 64.6 MB
- Content rating
- 12+
- Version
- 2.6.1
- Languages
- English, French, German, Italian, Russian, Spanish +1 more
- Category
- Social Networking
- Price
- Free
- Released
- Dec 2, 2010
- Last updated
- Jun 26, 2026
- File size
- 414.0 MB
- Content rating
- 12+
- Version
- 28.2.2
- Languages
- Arabic, BE, Bulgarian, Croatian, Czech, Danish +26 more
Interpals: Penpals & Languages trajectory
Rakuten Viber Messenger trajectory
FAQ
Which makes more money, Interpals: Penpals & Languages or Rakuten Viber Messenger? v
Rakuten Viber Messenger earns about $3.00M per month, while Interpals: Penpals & Languages earns about $3.9K. That is a 765.4× revenue gap (~$2.99M more per month for Rakuten Viber Messenger). Annual revenue: Interpals: Penpals & Languages ≈ $47.0K/year, Rakuten Viber Messenger ≈ $35.98M/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Interpals: Penpals & Languages or Rakuten Viber Messenger? v
Rakuten Viber Messenger leads with about 124.8M estimated downloads vs 27K for Interpals: Penpals & Languages - a 4553.6× gap. Interpals: Penpals & Languages's App Store downloads are estimated from 548 ratings × the standard 1:75 ratio. Rakuten Viber Messenger's App Store downloads are estimated from 832K ratings.
Are Interpals: Penpals & Languages and Rakuten Viber Messenger in the same App Store category and competing for the same money? v
Yes - both apps sit in the Social Networking 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 Interpals: Penpals & Languages and Rakuten Viber Messenger offer? v
Interpals: Penpals & Languages: no IAP detected on the public listing. Rakuten Viber Messenger: IAP range 7 tiers detected. Interpals: Penpals & Languages runs a "Subscription (~$14.00/mo, language)" monetization model; Rakuten Viber Messenger runs "Subscription (~$5.99/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Interpals: Penpals & Languages or Rakuten Viber Messenger? v
Rakuten Viber Messenger edges ahead with ★ 4.6 vs ★ 3.8 (gap of 0.8 stars). Rating volume: Interpals: Penpals & Languages 548 ratings, Rakuten Viber Messenger 832K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Interpals: Penpals & Languages vs Rakuten Viber Messenger revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $3.9K for Interpals: Penpals & Languages and $3.00M for Rakuten Viber Messenger are derived from App Store grossing rank, scraped IAP tiers, ratings volume and category benchmarks (Social Networking) - 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 Interpals: Penpals & Languages or Rakuten Viber Messenger 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.