PDF Reader & PDF Viewer Android
PDF Reader & PDF Viewer gets 10k+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
PDF Reader & PDF Viewer is #8 in Tools Free on Google Play in South Korea and charting in 5 of 15 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperCoreTools Lab
CategoryTools
PriceFree
Released
Installs100k+
Rating★ 3.9 (751)
Updated–
Content ratingEveryone
Rating
3.9 ★
751 ratings
Measured
Best rank now
#8
Tools FreeMeasured
PDF Reader & PDF Viewer on Google Play
App details
App ID
com.coretoolslab.pdfreader.pdfeditor
Publisher
CoreTools Lab
Content rating
Everyone
Tech stack
Trackers and permissions of build v1.2.9-CoreTools, from the εxodus privacy report (CC BY-SA).
Trackers
10
Permissions
19
Trackers
Full permission listProSee plans
PDF Reader & PDF Viewer downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Where PDF Reader & PDF Viewer's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in PDF Reader & PDF Viewer before Apple and Google take their fee.
How this is calculated
Not on any Top Grossing chart: monthly active users × spend per user for its category, measured on the charted apps nearest the bottom of the charts.
Business model: In-app purchase-led
How PDF Reader & PDF Viewer makes money: subscriptions, one-off purchases and ads.
In-app purchasesAds
One-off purchases
/mo
of revenue
Ads
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 15 countries.
| Country | Charts | Rank |
|---|---|---|
| South Korea | ToolsFree | #8 |
| South Korea | All AppsFree | #75 |
 Brazil | ToolsFree | #23 |
 France | ToolsFree | #40 |
 Germany | ToolsFree | #76 |
| Brazil | All AppsFree | #182 |
 United Kingdom | ToolsFree | #152 |
Apps near PDF Reader & PDF Viewer on the chart
Tools Free, around #8.
Ratings
Google Play, worldwide.
Rating
3.9 ★
751 ratings
Measured
Ratings
751
Measured
Written reviews
1
Measured
About PDF Reader & PDF Viewer
Need a powerful way to manage all your documents on the go? With PDF Reader & PDF Viewer, you can open, edit, convert, and organize all your PDF files directly from your phone. Fast, smooth, and convenient!
📖 Smooth & Flexible Reading Experience
• Instantly open any PDF with lightning-fast performance
• Switch easily between vertical or horizontal reading modes
• Zoom in or out without losing text clarity
• Enjoy light and dark themes for day or night reading
• Quickly navigate to any page using smart page controls
🛠️ Advanced Editing and Annotation Tools
• Highlight, underline, or strike through important content
• Add notes or freehand drawings directly on the page
• Search and copy text instantly for easy reference
• Ideal for students reviewing lessons or professionals checking documents
🧰 Easy File Management and Conversion
• Sort your files by name, date, or recent activity
• Merge multiple PDFs into one document or split large files
• Convert images (JPG, PNG) into PDFs in seconds
• Rename, move, or delete files easily
• Share via email, cloud, or print directly from your device
👤 Designed for All Types of Users
• Students: Annotate textbooks, take notes, and prepare assignments
• Professionals: Review contracts, sign files, and manage work reports
• Everyday users: Keep personal files tidy and accessible anytime
🌈 What You Can Do with PDF Reader & PDF Viewer
✔️ Open and read PDFs smoothly with high-speed scrolling
✔️ Edit and annotate files easily with flexible tools
✔️ Convert photos or scanned images to PDF format
✔️ Merge or split PDF files in just a few taps
✔️ Manage your files with built-in organization tools
✔️ Share or print documents instantly from your phone
✔️ Switch between light and dark modes to reduce eye strain
📘 PDF Reader & PDF Viewer brings every PDF feature you need into one simple app.
📲 Experience a powerful and reliable PDF tool that keeps your documents organized anytime, anywhere.
📖 Smooth & Flexible Reading Experience
• Instantly open any PDF with lightning-fast performance
• Switch easily between vertical or horizontal reading modes
• Zoom in or out without losing text clarity
• Enjoy light and dark themes for day or night reading
• Quickly navigate to any page using smart page controls
🛠️ Advanced Editing and Annotation Tools
• Highlight, underline, or strike through important content
• Add notes or freehand drawings directly on the page
• Search and copy text instantly for easy reference
• Ideal for students reviewing lessons or professionals checking documents
🧰 Easy File Management and Conversion
• Sort your files by name, date, or recent activity
• Merge multiple PDFs into one document or split large files
• Convert images (JPG, PNG) into PDFs in seconds
• Rename, move, or delete files easily
• Share via email, cloud, or print directly from your device
👤 Designed for All Types of Users
• Students: Annotate textbooks, take notes, and prepare assignments
• Professionals: Review contracts, sign files, and manage work reports
• Everyday users: Keep personal files tidy and accessible anytime
🌈 What You Can Do with PDF Reader & PDF Viewer
✔️ Open and read PDFs smoothly with high-speed scrolling
✔️ Edit and annotate files easily with flexible tools
✔️ Convert photos or scanned images to PDF format
✔️ Merge or split PDF files in just a few taps
✔️ Manage your files with built-in organization tools
✔️ Share or print documents instantly from your phone
✔️ Switch between light and dark modes to reduce eye strain
📘 PDF Reader & PDF Viewer brings every PDF feature you need into one simple app.
📲 Experience a powerful and reliable PDF tool that keeps your documents organized anytime, anywhere.