Compare apps
Put 2 to 5 apps side by side, from Google Play, the App Store, or both.
GrokX Corp.
App StoreProductivity
Key numbers
The leader in each row is highlighted.
PDF Compressor ・ PDF ConverterGrok
Number of ratings74153,034 InstallsGoogle Play only——
Countries in top chartsToday015 Rank history
Daily position in United States. Higher on the graph is better (rank 1 is the top).
- PDF Compressor ・ PDF Converter · not in this chart
- Grok · All apps and games
Show as table
| Date | PDF Compressor ・ … | Grok |
|---|
| 12 Nov 2026 | — | #48 |
| 11 Nov 2026 | — | #41 |
| 10 Nov 2026 | — | #48 |
| 9 Nov 2026 | — | #41 |
| 8 Nov 2026 | — | #47 |
| 7 Nov 2026 | — | #49 |
| 6 Nov 2026 | — | #45 |
| 5 Nov 2026 | — | #40 |
| 4 Nov 2026 | — | #41 |
| 3 Nov 2026 | — | #47 |
| 2 Nov 2026 | — | #49 |
| 31 Oct 2026 | — | #40 |
| 30 Oct 2026 | — | #41 |
| 29 Oct 2026 | — | #37 |
| 28 Oct 2026 | — | #44 |
| 27 Oct 2026 | — | #43 |
| 26 Oct 2026 | — | #52 |
| 25 Oct 2026 | — | #50 |
| 24 Oct 2026 | — | #47 |
| 23 Oct 2026 | — | #33 |
| 22 Oct 2026 | — | #38 |
| 21 Oct 2026 | — | #36 |
| 20 Oct 2026 | — | #38 |
| 19 Oct 2026 | — | #36 |
| 18 Oct 2026 | — | #41 |
| 17 Oct 2026 | — | #41 |
| 16 Oct 2026 | — | #40 |
| 15 Oct 2026 | — | #41 |
| 14 Oct 2026 | — | #42 |
PDF Compressor ・ PDF Converter
Rating breakdown
Share of ratings at each star level. A big 1★ bar means many unhappy users.
PDF Compressor ・ PDF Converter
★ 4.82 · 74 ratings
The App Store doesn't publish the star breakdown.
Grok
★ 4.84 · 153,034 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.
PDF Compressor ・ PDF ConverterGrok
Store page
Name lengthBoth stores allow 30 characters30 / 304 / 30
Short descriptionGoogle Play, up to 80 characters——
Description202 words425 words (leader)
Screenshots9 (leader)5
Promo videoGoogle Play
Best rank today
—
#43 · Kazakhstan · Top Free
Last updated6 months agoYesterday ReleasedJul 16, 2025Jan 6, 2025
CategoryProductivityProductivity
Tracked by Risewatchs since25 Oct 20268 Oct 2026
Grok
Days in the chartOut of 29029 (leader)
Moved in this periodFirst day → last day—−6 (#42 → #48)
Not in this chart in United States: PDF Compressor ・ PDF Converter.
—
—
LanguagesApp Store138 (leader)
Money
In-app purchases——
In-app price rangeGoogle Play——
Contains ads——
Tech
App size41.3 MB191.3 MB
RequiresiOS 15.6 or lateriOS 17.4 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.
PDF Compressor ・ PDF …Grok
PDF Compressor ・ PDF ConverterGrok
New ratingsIn this period0140,897 (leader)
New ratings per dayAverage04,859 (leader)
Rating change—−0.06 (now ★ 4.84)
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.
PDF Compressor ・ PDF ConverterGrok
Reviews analysed01,556
Negative reviews1–2★ share—13%
Developer repliesShare of reviews answered—0%
Reply speedTypical time to answer——
Too many ads% of negative reviews—1%
Crashes and bugs% of negative reviews—7%
Pay to win, prices% of negative reviews—26%
Too hard, unfair% of negative reviews—3%
Lag, slow, battery% of negative reviews—2%
Lost progress, account% of negative reviews—4%
Internet, connection% of negative reviews—2%
Boring, repetitive% of negative reviews—4%
Bad update% of negative reviews—0%
Controls, interface% of negative reviews—4%
PDF Compressor ・ PDF Converter
Not enough negative reviews yet.
Grok
Biggest complaint: pay to win, prices
“I’m canceling the subscription.”
Updates and store page changes
What each app changed, and when. Compare the dates with the rank graph to see what worked.
PDF Compressor ・ PDF ConverterGrok
UpdatesNew versions in this period00
Store page changesIcon, screenshots, name, texts0993
- 12 Nov 2026GrokNameGrok - AI Assistant → Grok
- 12 Nov 2026GrokNameGrok →
Grok - AI Assistant
12 Nov 2026GrokDescription12 Nov 2026GrokScreenshots12 Nov 2026GrokNameGrok - AI Assistant → Grok12 Nov 2026GrokDescription12 Nov 2026GrokScreenshots12 Nov 2026GrokNameGrok → Grok - AI Assistant12 Nov 2026GrokDescription12 Nov 2026GrokScreenshots12 Nov 2026GrokDescription12 Nov 2026GrokScreenshots12 Nov 2026GrokNameGrok - AI Assistant → Grok12 Nov 2026GrokDescription12 Nov 2026GrokScreenshots12 Nov 2026GrokNameGrok AI → Grok - AI Assistant12 Nov 2026GrokNameGrok → Grok AI11 Nov 2026GrokNameGrok - AI Assistant → Grok11 Nov 2026GrokNameGrok - AI 助理 → Grok - AI Assistant11 Nov 2026GrokDescription11 Nov 2026GrokScreenshots11 Nov 2026GrokScreenshots11 Nov 2026GrokNameGrok → Grok - AI 助理11 Nov 2026GrokIcon
→ 11 Nov 2026GrokDescription10 Nov 2026GrokNameGrok - AI Assistant → Grok10 Nov 2026GrokNameGrok → Grok - AI Assistant10 Nov 2026GrokDescription10 Nov 2026GrokScreenshots10 Nov 2026GrokDescriptionWhere they rank today
Best position in each country's top charts. The 10 countries where these apps are strongest.
PDF Compressor ・ PDF ConverterGrok
Kazakhstan—#43 Free
United States—#48 Free
Georgia—#54 Free
Azerbaijan—#59 Free
Canada—#64 Free
Cambodia—#67 Free
France—#77 Free
Austria—#89 Free
Saudi Arabia—#93 Free
United Kingdom—#94 Free
