KeepCalling International vs Threema. The Secure Messenger

KeepCalling International

Miron Enterprises, LLC
App Store
$287.1K/mo
~$3.45M/yr · 2.0M installs
VS

Threema. The Secure Messenger

Threema GmbH
App Store
$6.1K/mo
~$73.1K/yr · 33K installs
Revenue winner KeepCalling International wins +4610% vs other
Installs winner KeepCalling International wins +6079% vs other
MAU winner KeepCalling International wins +6235% vs other
Rating winner KeepCalling International wins +8% vs other

Why KeepCalling International is winning

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

  1. KeepCalling International earns roughly 47× more per month than Threema. The Secure Messenger - $287.1K vs $6.1K.
  2. Bigger install base. KeepCalling International has ~2.0M lifetime installs vs Threema. The Secure Messenger's ~33K - 61.8× the funnel top.
  3. More monetization surfaces. KeepCalling International runs 8 IAP tiers vs 0 - more chances to convert users at the right price.
  4. Better app store reviews. KeepCalling International sits at 4.62★ vs 4.28★ - store algorithms reward higher-rated apps with more impressions.

→ Find more apps with this revenue gap · Full KeepCalling International report

Side-by-side metrics

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

KeepCalling International
vs
Threema. The Secure Messenger
Monthly revenue (est.)?
$287.1K
◀
$6.1K
Annual revenue (est.)
$3.45M
◀
$73.1K
Lifetime installs (est.)
2.0M
◀
33K
Monthly active users (est.)?
897K
◀
14K
App Store rating
4.62★
◀
4.28★
Total ratings
18K
◀
654
US grossing rank
-
=
-
Cheapest monthly sub
No sub
=
No sub
IAP tiers detected
8 tiers
◀
0 tiers

KeepCalling International

Miron Enterprises, LLC
App Store
Category
Social Networking
Price
Free
Released
May 24, 2012
Last updated
Mar 24, 2026
File size
37.6 MB
Content rating
4+
Version
4.6.13
Languages
English
View full KeepCalling International report →

Threema. The Secure Messenger

Threema GmbH
App Store
Category
Social Networking
Price
USD6.99
Released
Dec 28, 2012
Last updated
Apr 27, 2026
File size
106.3 MB
Content rating
4+
Version
7.1.1
Languages
Bulgarian, Czech, Dutch, English, French, German +14 more
View full Threema. The Secure Messenger report →

KeepCalling International trajectory

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Threema. The Secure Messenger trajectory

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Related app pages

KeepCalling International App Store page →Threema. The Secure Messenger App Store page →

Related comparisons

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Compare another pair

FAQ

Which makes more money, KeepCalling International or Threema. The Secure Messenger? v
KeepCalling International earns about $287.1K per month, while Threema. The Secure Messenger earns about $6.1K. That is a 47.1× revenue gap (~$281.0K more per month for KeepCalling International). Annual revenue: KeepCalling International ≈ $3.45M/year, Threema. The Secure Messenger ≈ $73.1K/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, KeepCalling International or Threema. The Secure Messenger? v
KeepCalling International leads with about 2.0M estimated downloads vs 33K for Threema. The Secure Messenger - a 61.8× gap. KeepCalling International's App Store downloads are estimated from 18K ratings × the standard 1:75 ratio. Threema. The Secure Messenger's App Store downloads are estimated from 654 ratings.
Are KeepCalling International and Threema. The Secure 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 KeepCalling International and Threema. The Secure Messenger offer? v
KeepCalling International: IAP range 8 tiers detected. Threema. The Secure Messenger: no IAP detected on the public listing. KeepCalling International runs a "Free + one-time IAP (8 tiers)" monetization model; Threema. The Secure Messenger runs "Paid app ($6.99)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, KeepCalling International or Threema. The Secure Messenger? v
KeepCalling International edges ahead with ★ 4.6 vs ★ 4.3 (gap of 0.3 stars). Rating volume: KeepCalling International 18K ratings, Threema. The Secure Messenger 654 ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these KeepCalling International vs Threema. The Secure Messenger revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $287.1K for KeepCalling International and $6.1K for Threema. The Secure 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 KeepCalling International or Threema. The Secure 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.