About ACE Scanner - PDF Scanner App
ACE Scanner is a free PDF scanner app! This simple scanner app uses your mobile device camera to quickly scan documents. You can use it to scan, import, and convert documents and images, and share as PDF/JPG with just
ACE Scanner is a
free PDF scanner app!
This simple scanner app uses your mobile device camera to quickly scan documents.
You can use it to scan, import, and convert documents and images, and share as PDF/JPG
with just one click !
WHY CHOOSE ACE Scanner:
1. Quickly Scan Any Documents to PDFs
With just one single tap, ACE Scanner - document scanner can quickly scan and convert all kinds of documents -
receipts, notes, documents, invoices, photos, business cards, certificates, whiteboards, etc. You can print out the scan results right away via Cloud Print with Doc Scanner.
2. Powerful PDF Reader & PDF Manager
✔️Auto scan all your PDF files and display in a clear list
✔️Quickly open and read PDFs
✔️Easily manage PDFs: copy, rename, draw, sort by date or name, etc.
✔️Choose search categories (Folders, Docs, etc.) to quickly find what you need
3. High Quality Scanning Results
Documents processed by this PDF scanner are sharp, clear, and high-resolution, thanks to the precise edges detection,
smart cropping , and
auto-enhancement features. This scanner app also provides multiple filters - Docs, Image, Enhance, Black & White, etc. - to further optimize the scanning results.
4. One-Click Sharing
You can easily share scanned files
in PDF or JPEG formats with your friends via email, messaging apps, or post the documents on social media.
5. More Than Doc Scanner: Practical Documents Editing
✔️Add/edit/delete any pages individually in the document
✔️Convenient document layout adjustment
✔️Multiple PDF page sizes (Letter, Legal, A4, etc.) to meet all needs
6. Add E-Signatures
Need to sign your signature on PDFs? ACE Scanner - Doc Scanner supports adding
electronic signatures to scanned documents. Easily generate and send documents with your e-signature on your mobile device!
7. Custom Security Watermarks
You can quickly create custom anti-counterfeiting watermarks to protect your files. Adjust the text/size/transparency/color of the watermark as you prefer.
8. OCR Text Recognition
ACE Scanner - scanner app adopts OCR (Optical Character Recognition) technology to help you accurately
recognize text on images or papers, and
export text for later copying, editing, searching, and sharing.
9. Quick Search
Hard to find the target file among a bunch of files? Simply enter one keyword, the
quick search feature of PDF Scanner will find the file you need among multiple folders. Besides, you can also
find texts in images and notes in no time with the OCR search feature.
Now download ACE Scanner - a simple and
FREE PDF scanner ! Say goodbye to bulky file cabinets and enjoy a more productive life.
UPCOMING FEATURES:
👉Add Annotations
In the future versions, users can add annotations to the scanning results with the advanced editing feature. You can tag and review documents more effectively on your mobile device!
👉Lock Confidential Documents
Lock your confidential documents
with passwords and share them securely. No one can open it without a password.
👉File Backup and Sync
ACE Scanner - document scanner allows users to
backup and sync files to Google Drive, OneDrive, Dropbox, Evernote, etc. You can view, edit, and manage your files by simply logging in to your account on your smartphone, tablet, computer or any devices.
You can use ACE Scanner - document scanner to:
✔️Scan Business Card, Receipt, Invoice, and more for office use.
✔️Scan PPT, Note, Book, and more to improve learning efficiency.
✔️Scan ID Card, Passport, Driver License, and other important certificates.
✔️Scan more: Tax Roll, Memo, Map, Paint, Travel Brochure, Manuscript...
PERMISSION REQUIRED:
* For users of Android 11 and above, All Files Access permission is required to access, manage, and edit all PDF files on your device.
Previous Versions
Here you can find the changelog of ACE Scanner - PDF Scanner App since it was posted on our website on 2022-06-03 23:59:36.
The latest version is 1.4.7.122 and it was updated on 2026-06-11 20:13:19. See below the changes in each version.
ACE Scanner - PDF Scanner App version 1.4.7.122
Updated At: 2026-06-04
ACE Scanner - PDF Scanner App version 1.4.6.117
Updated At: 2026-04-07
Changes: π Support AI filter for scanning ID cards
π Optimized scanning experience
ACE Scanner - PDF Scanner App version 1.4.5
Updated At: 2026-02-09
Changes: π Support adding a single watermark
π Support adjusting watermark spacing and angle
π Optimize scanning experience
ACE Scanner - PDF Scanner App version 1.4.4
Updated At: 2026-01-09
Changes: π Support removing file watermarks
π Add a new βNo Watermarkβ filter
π Optimize file sharing speed
π Improve scanning experience
ACE Scanner - PDF Scanner App version 1.4.3.111
Updated At: 2025-12-03
Changes: π Support reading Excel and PPT files
π Support setting as default reader
π Optimize scanning experience
ACE Scanner - PDF Scanner App version 1.4.1
Updated At: 2025-09-26
Changes: π Add "Smart Erase" feature based on user feedback
π Support for capturing photos with the volume buttons
π Optimize performance and interaction
π Fix minor bugs
ACE Scanner - PDF Scanner App version 1.3.9
Updated At: 2025-07-11
Changes: π Add Ukrainian, Bengali, and Czech based on user feedback
π Optimize the "Extract Text" feature
π Optimize performance and interaction
π Fix minor bugs
ACE Scanner - PDF Scanner App version 1.3.8.91
Updated At: 2025-05-23
Changes: π Optimize filter effects based on user feedback
π Support adjusting signature size and color
π Support adding signatures to PDF files
π Optimize performance and interaction
π Fix minor bugs
ACE Scanner - PDF Scanner App version 1.3.4.75
Updated At: 2025-02-11
Changes: π Auto filter: Auto-select filter by document/image type
π Support applying filters to all pages or a single page
π Optimize the "Signature" feature
π Fix minor bugs
ACE Scanner - PDF Scanner App version 1.3.3.73
Updated At: 2024-12-23
Changes: π Support PDF compression
π Improve user experience
π Fix minor bugs