FAX from iPhone: Send Doc App vs Invoice Simple: Invoice Maker
FAX from iPhone: Send Doc App
Municorn Limited
App Store
$1.68M/mo
~$20.16M/yr · 54.7M installs
VS
Invoice Simple: Invoice Maker
Invoice Simple
Google Play
$273.5K/mo
~$3.28M/yr · 7.4M installs
Revenue winner
FAX from iPhone: Send Doc App wins
+514% vs other
Installs winner
FAX from iPhone: Send Doc App wins
+637% vs other
MAU winner
FAX from iPhone: Send Doc App wins
+1362% vs other
Rating winner
Invoice Simple: Invoice Maker wins
+1% vs other
Why FAX from iPhone: Send Doc App is winning
Top 4 reasons - backed by the public App Store / Play Store numbers.
- FAX from iPhone: Send Doc App earns roughly 6× more per month than Invoice Simple: Invoice Maker - $1.68M vs $273.5K.
- Aggressive pricing. FAX from iPhone: Send Doc App undercuts at $7.99/mo vs $44.68/mo - converts a higher % of free users.
- Bigger install base. FAX from iPhone: Send Doc App has ~54.7M lifetime installs vs Invoice Simple: Invoice Maker's ~7.4M - 7.4× the funnel top.
- More monetization surfaces. FAX from iPhone: Send Doc App runs 5 IAP tiers vs 0 - more chances to convert users at the right price.
→ Find more apps with this revenue gap · Full FAX from iPhone: Send Doc App report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
FAX from iPhone: Send Doc App
vs
Invoice Simple: Invoice Maker
Monthly revenue (est.)?
$1.68M
◀
$273.5K
Annual revenue (est.)
$20.16M
◀
$3.28M
Lifetime installs (est.)
54.7M
◀
7.4M
Monthly active users (est.)?
6.5M
◀
446K
App Store rating
4.78★
▶
4.82★
Total ratings
365K
◀
167K
US grossing rank
-
=
-
Cheapest monthly sub
$7.99
▶
$44.68
IAP tiers detected
5 tiers
◀
0 tiers
- Category
- Business
- Price
- Free
- Released
- May 20, 2015
- Last updated
- Apr 29, 2026
- File size
- 113.4 MB
- Content rating
- 4+
- Version
- 2.13.22
- Languages
- English, French, German, Italian, Japanese, Korean +2 more
- Category
- Business
- Price
- Free
- Released
- Feb 1, 2013
- Last updated
- May 1, 2026
- File size
- -
- Content rating
- Everyone
- Version
- 6.1.6
- Languages
- -
FAX from iPhone: Send Doc App trajectory
Invoice Simple: Invoice Maker trajectory
FAQ
Which makes more money, FAX from iPhone: Send Doc App or Invoice Simple: Invoice Maker? v
FAX from iPhone: Send Doc App earns about $1.68M per month, while Invoice Simple: Invoice Maker earns about $273.5K. That is a 6.1× revenue gap (~$1.41M more per month for FAX from iPhone: Send Doc App). Annual revenue: FAX from iPhone: Send Doc App ≈ $20.16M/year, Invoice Simple: Invoice Maker ≈ $3.28M/year. Estimates are derived from public App Store / Google Play signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, FAX from iPhone: Send Doc App or Invoice Simple: Invoice Maker? v
FAX from iPhone: Send Doc App leads with about 54.7M estimated downloads vs 7.4M for Invoice Simple: Invoice Maker - a 7.4× gap. FAX from iPhone: Send Doc App's App Store downloads are estimated from 365K ratings × the standard 1:75 ratio. Invoice Simple: Invoice Maker reports 5,000,000+ installs on Google Play.
Are FAX from iPhone: Send Doc App and Invoice Simple: Invoice Maker in the same App Store category on each store and competing for the same money? v
Yes - both apps sit in the Business 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 FAX from iPhone: Send Doc App and Invoice Simple: Invoice Maker offer? v
FAX from iPhone: Send Doc App: IAP range 5 tiers detected. Invoice Simple: Invoice Maker: IAP range $4.99 - $399.99 per item. FAX from iPhone: Send Doc App runs a "Subscription (~$7.99/mo)" monetization model; Invoice Simple: Invoice Maker runs "Subscription (~$44.68/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, FAX from iPhone: Send Doc App or Invoice Simple: Invoice Maker? v
Invoice Simple: Invoice Maker edges ahead with ★ 4.8 vs ★ 4.8 (gap of 0.0 stars). Rating volume: FAX from iPhone: Send Doc App 365K ratings, Invoice Simple: Invoice Maker 22K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these FAX from iPhone: Send Doc App vs Invoice Simple: Invoice Maker revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $1.68M for FAX from iPhone: Send Doc App and $273.5K for Invoice Simple: Invoice Maker are derived from App Store grossing rank / Google Play install ranges, scraped IAP tiers, ratings volume and category benchmarks (Business) - 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 FAX from iPhone: Send Doc App or Invoice Simple: Invoice Maker 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.