Calculator Air: AI Math Solver vs NordVPN: VPN Fast & Secure
Calculator Air: AI Math Solver
Air Apps Systems
App Store
$203.1K/mo
~$2.44M/yr · 9.1M installs
VS
NordVPN: VPN Fast & Secure
Nordvpn S.A.
App Store
$1.92M/mo
~$23.09M/yr · 102.5M installs
Revenue winner
NordVPN: VPN Fast & Secure wins
+847% vs other
Installs winner
NordVPN: VPN Fast & Secure wins
+1023% vs other
MAU winner
NordVPN: VPN Fast & Secure wins
+167% vs other
Rating winner
Calculator Air: AI Math Solver wins
+1% vs other
Why NordVPN: VPN Fast & Secure is winning
Top 3 reasons - backed by the public App Store / Play Store numbers.
- NordVPN: VPN Fast & Secure earns roughly 9× more per month than Calculator Air: AI Math Solver - $1.92M vs $203.1K.
- Aggressive pricing. NordVPN: VPN Fast & Secure undercuts at $11.99/mo vs $19.99/mo - converts a higher % of free users.
- Bigger install base. NordVPN: VPN Fast & Secure has ~102.5M lifetime installs vs Calculator Air: AI Math Solver's ~9.1M - 11.2× the funnel top.
→ Find more apps with this revenue gap · Full NordVPN: VPN Fast & Secure report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Calculator Air: AI Math Solver
vs
NordVPN: VPN Fast & Secure
Monthly revenue (est.)?
$203.1K
▶
$1.92M
Annual revenue (est.)
$2.44M
▶
$23.09M
Lifetime installs (est.)
9.1M
▶
102.5M
Monthly active users (est.)?
1.1M
▶
2.9M
App Store rating
4.69★
◀
4.66★
Total ratings
83K
▶
683K
US grossing rank
-
=
-
Cheapest monthly sub
$19.99
◀
$11.99
IAP tiers detected
10 tiers
◀
6 tiers
- Category
- Utilities
- Price
- Free
- Released
- Nov 8, 2016
- Last updated
- Dec 12, 2025
- File size
- 160.8 MB
- Content rating
- 4+
- Version
- 2025.12.1
- Languages
- Arabic, Catalan, Croatian, Czech, Danish, Dutch +27 more
- Category
- Utilities
- Price
- Free
- Released
- Dec 9, 2014
- Last updated
- Jul 1, 2026
- File size
- 196.9 MB
- Content rating
- 4+
- Version
- 9.8.0
- Languages
- Dutch, English, French, German, Italian, Japanese +7 more
Calculator Air: AI Math Solver trajectory
NordVPN: VPN Fast & Secure trajectory
FAQ
Which makes more money, Calculator Air: AI Math Solver or NordVPN: VPN Fast & Secure? v
NordVPN: VPN Fast & Secure earns about $1.92M per month, while Calculator Air: AI Math Solver earns about $203.1K. That is a 9.5× revenue gap (~$1.72M more per month for NordVPN: VPN Fast & Secure). Annual revenue: Calculator Air: AI Math Solver ≈ $2.44M/year, NordVPN: VPN Fast & Secure ≈ $23.09M/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, Calculator Air: AI Math Solver or NordVPN: VPN Fast & Secure? v
NordVPN: VPN Fast & Secure leads with about 102.5M estimated downloads vs 9.1M for Calculator Air: AI Math Solver - a 11.2× gap. Calculator Air: AI Math Solver's App Store downloads are estimated from 83K ratings × the standard 1:75 ratio. NordVPN: VPN Fast & Secure's App Store downloads are estimated from 683K ratings.
Are Calculator Air: AI Math Solver and NordVPN: VPN Fast & Secure in the same App Store category and competing for the same money? v
Yes - both apps sit in the Utilities 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 Calculator Air: AI Math Solver and NordVPN: VPN Fast & Secure offer? v
Calculator Air: AI Math Solver: IAP range 10 tiers detected. NordVPN: VPN Fast & Secure: IAP range 6 tiers detected. Calculator Air: AI Math Solver runs a "Subscription (~$5.83/mo)" monetization model; NordVPN: VPN Fast & Secure runs "Subscription (~$8.33/mo, security)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, Calculator Air: AI Math Solver or NordVPN: VPN Fast & Secure? v
Calculator Air: AI Math Solver edges ahead with ★ 4.7 vs ★ 4.7 (gap of 0.0 stars). Rating volume: Calculator Air: AI Math Solver 83K ratings, NordVPN: VPN Fast & Secure 683K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Calculator Air: AI Math Solver vs NordVPN: VPN Fast & Secure revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $203.1K for Calculator Air: AI Math Solver and $1.92M for NordVPN: VPN Fast & Secure are derived from App Store grossing rank, scraped IAP tiers, ratings volume and category benchmarks (Utilities) - 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 Calculator Air: AI Math Solver or NordVPN: VPN Fast & Secure 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.