ChatGPT vs Inkpad Notepad & To do list

ChatGPT

OpenAI OpCo, LLC
App Store
$177.06M/mo
~$2.12B/yr · 1.2B installs
VS

Inkpad Notepad & To do list

Workpail
Google Play
$750.9K/mo
~$9.01M/yr · 27.6M installs
Revenue winner ChatGPT wins +23480% vs other
Installs winner ChatGPT wins +4251% vs other
MAU winner ChatGPT wins +24346% vs other
Rating winner ChatGPT wins +6% vs other

Why ChatGPT is winning

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

  1. ChatGPT earns roughly 236× more per month than Inkpad Notepad & To do list - $177.06M vs $750.9K.
  2. Aggressive pricing. ChatGPT undercuts at $8.33/mo vs $21.85/mo - converts a higher % of free users.
  3. Bigger install base. ChatGPT has ~1.2B lifetime installs vs Inkpad Notepad & To do list's ~27.6M - 43.5× the funnel top.
  4. More monetization surfaces. ChatGPT runs 5 IAP tiers vs 0 - more chances to convert users at the right price.

Find more apps with this revenue gap · Full ChatGPT report

Side-by-side metrics

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

ChatGPT
vs
Inkpad Notepad & To do list
Monthly revenue (est.)?
$177.06M
$750.9K
Annual revenue (est.)
$2.12B
$9.01M
Lifetime installs (est.)
1.2B
27.6M
Monthly active users (est.)?
600.0M
2.5M
App Store rating
4.84★
4.57★
Total ratings
7.1M
252K
US grossing rank
#1
-
Cheapest monthly sub
$8.33
$21.85
IAP tiers detected
5 tiers
0 tiers

ChatGPT

OpenAI OpCo, LLC
App Store
Category
Productivity
Price
Free
Released
May 18, 2023
Last updated
May 6, 2026
File size
197.9 MB
Content rating
12+
Version
1.2026.118
Languages
SQ, AM, Arabic, HY, BN, BS +54 more
View full ChatGPT report →

Inkpad Notepad & To do list

Workpail
Google Play
Category
Productivity
Price
Free
Released
Feb 13, 2011
Last updated
May 3, 2026
File size
-
Content rating
Everyone
Version
VARY
Languages
-
View full Inkpad Notepad & To do list report →

ChatGPT trajectory

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Inkpad Notepad & To do list trajectory

JunJulAugSepOctNovDecJanFebMarAprMay

FAQ

Which makes more money, ChatGPT or Inkpad Notepad & To do list? v
ChatGPT earns about $177.06M per month, while Inkpad Notepad & To do list earns about $750.9K. That is a 235.8× revenue gap (~$176.31M more per month for ChatGPT). Annual revenue: ChatGPT ≈ $2.12B/year, Inkpad Notepad & To do list ≈ $9.01M/year. Estimates are derived from public App Store / Google Play signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, ChatGPT or Inkpad Notepad & To do list? v
ChatGPT leads with about 1.2B estimated downloads vs 27.6M for Inkpad Notepad & To do list - a 43.5× gap. ChatGPT's App Store downloads are estimated from 7.1M ratings × the standard 1:75 ratio. Inkpad Notepad & To do list reports 10,000,000+ installs on Google Play.
Are ChatGPT and Inkpad Notepad & To do list in the same App Store category on each store and competing for the same money? v
Yes - both apps sit in the Productivity 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 ChatGPT and Inkpad Notepad & To do list offer? v
ChatGPT: IAP range 5 tiers detected. Inkpad Notepad & To do list: IAP range $1.99 - $239.99 per item. ChatGPT runs a "Subscription (~$8.33/mo, ai) · calibrated by US grossing rank #1" monetization model; Inkpad Notepad & To do list runs "Subscription (~$21.85/mo)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, ChatGPT or Inkpad Notepad & To do list? v
ChatGPT edges ahead with ★ 4.8 vs ★ 4.6 (gap of 0.3 stars). Rating volume: ChatGPT 7.1M ratings, Inkpad Notepad & To do list 52K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these ChatGPT vs Inkpad Notepad & To do list revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $177.06M for ChatGPT and $750.9K for Inkpad Notepad & To do list are derived from App Store grossing rank / Google Play install ranges, scraped IAP tiers, ratings volume and category benchmarks (Productivity) - 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 ChatGPT or Inkpad Notepad & To do list 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.