Zello Walkie Talkie vs Invoice Simple: Invoice Maker
Zello Walkie Talkie
Zello
App Store
$1.08M/mo
~$12.90M/yr · 3.8M installs
VS
Invoice Simple: Invoice Maker
Invoice Simple
Google Play
$273.6K/mo
~$3.28M/yr · 7.4M installs
Revenue winner
Zello Walkie Talkie wins
+293% vs other
Installs winner
Invoice Simple: Invoice Maker wins
+95% vs other
MAU winner
Zello Walkie Talkie wins
+0% vs other
Rating winner
Invoice Simple: Invoice Maker wins
+4% vs other
Why Zello Walkie Talkie is winning
Top 2 reasons - backed by the public App Store / Play Store numbers.
- Zello Walkie Talkie earns roughly 4× more per month than Invoice Simple: Invoice Maker - $1.08M vs $273.6K.
- Premium pricing. Zello Walkie Talkie charges $79.99/mo vs Invoice Simple: Invoice Maker's $44.68/mo - higher ARPU per converted user.
→ Find more apps with this revenue gap · Full Zello Walkie Talkie report
Side-by-side metrics
Bars scale to whichever app is bigger on that row. Green = winner.
Zello Walkie Talkie
vs
Invoice Simple: Invoice Maker
Monthly revenue (est.)?
$1.08M
◀
$273.6K
Annual revenue (est.)
$12.90M
◀
$3.28M
Lifetime installs (est.)
3.8M
▶
7.4M
Monthly active users (est.)?
446K
◀
446K
App Store rating
4.62★
▶
4.82★
Total ratings
35K
▶
167K
US grossing rank
-
=
-
Cheapest monthly sub
$79.99
◀
$44.68
IAP tiers detected
0 tiers
=
0 tiers
- Category
- Business
- Price
- Free
- Released
- Mar 29, 2012
- Last updated
- May 1, 2026
- File size
- 276.8 MB
- Content rating
- 12+
- Version
- 7.7.2
- Languages
- Arabic, AZ, BN, Bulgarian, KM, Catalan +44 more
- Category
- Business
- Price
- Free
- Released
- Feb 1, 2013
- Last updated
- May 1, 2026
- File size
- -
- Content rating
- Everyone
- Version
- 6.1.6
- Languages
- -
Zello Walkie Talkie trajectory
Invoice Simple: Invoice Maker trajectory
FAQ
Which makes more money, Zello Walkie Talkie or Invoice Simple: Invoice Maker? v
Zello Walkie Talkie earns about $1.08M per month, while Invoice Simple: Invoice Maker earns about $273.6K. That is a 3.9× revenue gap (~$801.7K more per month for Zello Walkie Talkie). Annual revenue: Zello Walkie Talkie ≈ $12.90M/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, Zello Walkie Talkie or Invoice Simple: Invoice Maker? v
Invoice Simple: Invoice Maker leads with about 7.4M estimated downloads vs 3.8M for Zello Walkie Talkie - a 1.9× gap. Zello Walkie Talkie's App Store downloads are estimated from 35K ratings × the standard 1:75 ratio. Invoice Simple: Invoice Maker reports 5,000,000+ installs on Google Play.
Are Zello Walkie Talkie 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 Zello Walkie Talkie and Invoice Simple: Invoice Maker offer? v
Zello Walkie Talkie: no IAP detected on the public listing. Invoice Simple: Invoice Maker: IAP range $4.99 - $399.99 per item. Zello Walkie Talkie runs a "Subscription (~$79.99/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, Zello Walkie Talkie or Invoice Simple: Invoice Maker? v
Invoice Simple: Invoice Maker edges ahead with ★ 4.8 vs ★ 4.6 (gap of 0.2 stars). Rating volume: Zello Walkie Talkie 35K ratings, Invoice Simple: Invoice Maker 22K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these Zello Walkie Talkie vs Invoice Simple: Invoice Maker revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $1.08M for Zello Walkie Talkie and $273.6K 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 Zello Walkie Talkie 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.