Compare apps
Put 2 to 5 apps side by side, from Google Play, the App Store, or both.
ChatGPTOpenAI OpCo, LLC
App StoreProductivity
Key numbers
The leader in each row is highlighted.
Calendar Reminders Time NotesChatGPT
Number of ratings841,724,801 InstallsGoogle Play only——
Countries in top chartsToday067 Rank history
Daily position in United States. Higher on the graph is better (rank 1 is the top).
- Calendar Reminders Time Notes · not in this chart
- ChatGPT · All apps and games
Show as table
| Date | Calendar Reminder… | ChatGPT |
|---|
| 13 Nov 2026 | — | #4 |
| 12 Nov 2026 | — | #4 |
| 11 Nov 2026 | — | #4 |
| 10 Nov 2026 | — | #4 |
| 9 Nov 2026 | — | #4 |
| 8 Nov 2026 | — | #4 |
| 7 Nov 2026 | — | #5 |
| 6 Nov 2026 | — | #5 |
| 5 Nov 2026 | — | #5 |
| 4 Nov 2026 | — | #5 |
| 3 Nov 2026 | — | #4 |
| 2 Nov 2026 | — | #5 |
| 31 Oct 2026 | — | #4 |
| 30 Oct 2026 | — | #4 |
| 29 Oct 2026 | — | #4 |
| 28 Oct 2026 | — | #4 |
| 27 Oct 2026 | — | #4 |
| 26 Oct 2026 | — | #4 |
| 25 Oct 2026 | — | #5 |
| 24 Oct 2026 | — | #5 |
| 23 Oct 2026 | — | #6 |
| 22 Oct 2026 | — | #5 |
| 21 Oct 2026 | — | #4 |
| 20 Oct 2026 | — | #4 |
| 19 Oct 2026 | — | #3 |
| 18 Oct 2026 | — | #3 |
| 17 Oct 2026 | — | #4 |
| 16 Oct 2026 | — | #3 |
| 15 Oct 2026 | — | #3 |
Rating breakdown
Share of ratings at each star level. A big 1★ bar means many unhappy users.
Calendar Reminders Time Notes
★ 4.68 · 84 ratings
The App Store doesn't publish the star breakdown.
ChatGPT
★ 4.87 · 1,724,801 ratings
The App Store doesn't publish the star breakdown.
Store page, money and tech
How each app sells itself on the store, how it makes money, and what devices it needs.
Calendar Reminders Time NotesChatGPT
Store page
Name lengthBoth stores allow 30 characters29 / 307 / 30
Short descriptionGoogle Play, up to 80 characters——
Description59 words236 words (leader)
Screenshots88
Promo videoGoogle Play—
Best rank today
—
#1 · Pakistan · Top Free
Last updated52 months ago3 days ago ReleasedFeb 26, 2015May 25, 2023
CategoryProductivityProductivity
Tracked by Risewatchs since28 Oct 20268 Oct 2026
Calendar Reminders Time Notes
ChatGPT
Days in the chartOut of 29029 (leader)
Days in the top 10029 (leader)
Moved in this periodFirst day → last day—−1 (#3 → #4)
Not in this chart in United States: Calendar Reminders Time Notes.
—
LanguagesApp Store260 (leader)
Money
In-app purchases——
In-app price rangeGoogle Play——
Contains ads——
Tech
App size40.0 MB298.0 MB
RequiresiOS 12.0 or lateriOS 18.0 or later
Growth
New ratings per day is the best free sign of how many people are downloading right now: more new ratings means more new players.
Calendar Reminders Ti…ChatGPT
Calendar Reminders Time NotesChatGPT
New ratingsIn this period01,600,276 (leader)
New ratings per dayAverage055,182 (leader)
Rating change—+0.15 (now ★ 4.87)
InstallsGoogle Play milestone——
What users complain about
From each app's saved English reviews. The red cell is where an app gets the most complaints, which is your chance to do better.
Calendar Reminders Time NotesChatGPT
Reviews analysed222,000
Negative reviews1–2★ share9%17% (most complaints)
Developer repliesShare of reviews answered0%0%
Reply speedTypical time to answer——
Too many ads% of negative reviews—1%
Crashes and bugs% of negative reviews—4%
Pay to win, prices% of negative reviews—10%
Too hard, unfair% of negative reviews—3%
Lag, slow, battery% of negative reviews—3%
Lost progress, account% of negative reviews—4%
Internet, connection% of negative reviews—1%
Boring, repetitive% of negative reviews—0%
Bad update% of negative reviews—1%
Controls, interface% of negative reviews—3%
Calendar Reminders Time Notes
Not enough negative reviews yet.
ChatGPT
Biggest complaint: pay to win, prices
“Based on the repeated failures documented in our conversations, I cannot reasonably claim to have earned their continued confidence or subscription.”
Where they rank today
Best position in each country's top charts. The 10 countries where these apps are strongest.
Calendar Reminders Time NotesChatGPT
Pakistan—#1 Free
Myanmar—#1 Free
Nigeria—#1 Free
Dominican Republic—#1 Free
Japan—#2 Free
Cambodia—#2 Free
Iraq—#2 Free
Algeria—#2 Free
United Kingdom—#2 Free
Colombia—#2 Free
Updates and store page changes
What each app changed, and when. Compare the dates with the rank graph to see what worked.
Calendar Reminders Time NotesChatGPT
UpdatesNew versions in this period00
Store page changesIcon, screenshots, name, texts01374
- 13 Nov 2026ChatGPTDescription
- 13 Nov 2026ChatGPTScreenshots
- 13 Nov 2026ChatGPTDescription
- 13 Nov 2026ChatGPTScreenshots
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- 13 Nov 2026ChatGPTDescription
- 13 Nov 2026ChatGPTScreenshots
- 13 Nov 2026ChatGPTDescription
