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.
Nemos: Second Brain & MemosChatGPT
Number of ratings4393,927 InstallsGoogle Play only——
Countries in top chartsToday018 Rank history
Daily position in United States. Higher on the graph is better (rank 1 is the top).
- Nemos: Second Brain & Memos · not in this chart
- ChatGPT · All apps and games
Show as table
| Date | Nemos: Second Bra… | 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 |
Rating breakdown
Share of ratings at each star level. A big 1★ bar means many unhappy users.
Nemos: Second Brain & Memos
★ 5.00 · 4 ratings
The App Store doesn't publish the star breakdown.
ChatGPT
★ 4.79 · 393,927 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.
Nemos: Second Brain & MemosChatGPT
Store page
Name lengthBoth stores allow 30 characters27 / 307 / 30
Short descriptionGoogle Play, up to 80 characters——
Description675 words (leader)196 words
Screenshots10 (leader)8
Promo videoGoogle Play
Best rank today
—
#2 · Japan · Top Free
Last updated9 days ago4 days ago ReleasedSep 6, 2026May 25, 2023
CategoryProductivityProductivity
Tracked by Risewatchs since25 Oct 20268 Oct 2026
Nemos: Second Brain & Memos
ChatGPT
Days in the chartOut of 28028 (leader)
Days in the top 10028 (leader)
Moved in this periodFirst day → last day—−1 (#3 → #4)
Not in this chart in United States: Nemos: Second Brain & Memos.
—
—
LanguagesApp Store1360 (leader)
Money
In-app purchases——
In-app price rangeGoogle Play——
Contains ads——
Tech
App size467.3 MB298.0 MB
RequiresiOS 17.0 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.
Nemos: Second Brain &…ChatGPT
Nemos: Second Brain & MemosChatGPT
New ratingsIn this period062,774 (leader)
New ratings per dayAverage02,165 (leader)
Rating change—−0.08 (now ★ 4.79)
InstallsGoogle Play milestone——
Where they rank today
Best position in each country's top charts. The 10 countries where these apps are strongest.
Nemos: Second Brain & MemosChatGPT
Japan—#2 Free
Cambodia—#2 Free
Iraq—#2 Free
Algeria—#2 Free
Egypt—#3 Free
Morocco—#3 Free
Lebanon—#3 Free
Spain—#3 Free
Sweden—#3 Free
Oman—#4 Free
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.
Nemos: Second Brain & MemosChatGPT
Reviews analysed02,000
Negative reviews1–2★ share—17%
Developer repliesShare of reviews answered—0%
Reply speedTypical time to answer——
Too many ads% of negative reviews—1%
Crashes and bugs% of negative reviews—6%
Pay to win, prices% of negative reviews—9%
Too hard, unfair% of negative reviews—3%
Lag, slow, battery% of negative reviews—4%
Lost progress, account% of negative reviews—3%
Internet, connection% of negative reviews—1%
Boring, repetitive% of negative reviews—0%
Bad update% of negative reviews—1%
Controls, interface% of negative reviews—3%
Nemos: Second Brain & Memos
Not enough negative reviews yet.
ChatGPT
Biggest complaint: pay to win, prices
“People choose services based on what works for them, then spend time, money, and effort developing routines around those capabilities.”
Updates and store page changes
What each app changed, and when. Compare the dates with the rank graph to see what worked.
Nemos: Second Brain & MemosChatGPT
UpdatesNew versions in this period00
Store page changesIcon, screenshots, name, texts01350
- 14 Nov 2026ChatGPTDescription
- 14 Nov 2026ChatGPTScreenshots
- 14 Nov 2026
ChatGPT
Description
14 Nov 2026ChatGPTScreenshots14 Nov 2026ChatGPTDescription14 Nov 2026ChatGPTScreenshots14 Nov 2026ChatGPTDescription14 Nov 2026ChatGPTScreenshots14 Nov 2026ChatGPTDescription14 Nov 2026ChatGPTScreenshots14 Nov 2026ChatGPTDescription14 Nov 2026ChatGPTScreenshots14 Nov 2026ChatGPTDescription14 Nov 2026ChatGPTScreenshots14 Nov 2026ChatGPTDescription14 Nov 2026ChatGPTScreenshots14 Nov 2026ChatGPTDescription14 Nov 2026ChatGPTScreenshots13 Nov 2026ChatGPTDescription13 Nov 2026ChatGPTScreenshots13 Nov 2026ChatGPTDescription13 Nov 2026ChatGPTScreenshots13 Nov 2026ChatGPTDescription13 Nov 2026ChatGPTScreenshots13 Nov 2026ChatGPTDescription13 Nov 2026ChatGPTScreenshots13 Nov 2026ChatGPTDescription13 Nov 2026ChatGPTScreenshots13 Nov 2026ChatGPTDescription13 Nov 2026ChatGPTScreenshots