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Digital document is more convenient than paper because it is easily saved and transferred. In addition to a scanner, we need the professional scanning software when we want to scan and save the paper document. Many people prefer to the free PDF scanner with easy operations. In this essay, we recommend 6 useful PDF scanners to you. Let’s read together!

Part 1: 6 Recommended Free PDF Scanners

use free pdf scanner to scan document
Are you confused when facing with various PDF scanners online? Don’t worry. In the followings, we will show you how to use these free PDF scanners to get digital documents.

Scanner 1: Free Scan to PDF

Free Scan to PDF is the simple and free application which offers the comprehensive solutions to PDF. Users can manage pages, copy and paste contents, modify font size, delete images inside the page, adjust content position, set password protection and add digital signature.
recommend free Scan to PDF

Scanner 2: Not Another PDF Scanner 2

NAPS2, fully known as Not Another PDF Scanner 2, is the useful and free PDF scanner. The software doesn’t have the attractive interface or the usage guide, but its easy operation is still welcomed by many people. We can simply input the scanned document into the software and then set a destination to save. Besides, we can define the size of the scanned document and adjust the parameters, such as resolution.
use free pdf scanner not another pdf scanner 2

Scanner 3: Advanced Scan to PDF Free

Advanced Scan to PDF Free can easily scan the paper document to the PDF file. It offers many advanced functions with which we can define the page size and compress the PDF file. What’s more, users can add password protection and digital signature. The created PDF file can be send to our email boxes, too.
use advanced scan to pdf free recommend

Scanner 4: Quick Scan

Quick Scan can quickly scan and save the PDF file on Windows. It offers different color modes, including RGB, black and white and grey. We can also select the output quality and the scanning speed. If we select the RGB mode, it will output the high-quality file but it will run slowly. It runs faster under the black and white mode, but the output quality will be not high enough.
how to use quick scan

Scanner 5: Scan2PDF

Scan2PDF is the easy and light application which can convert paper document to various formats, such as PDF. It offers many editing functions to users for free. For example, it can merge several PDF files into one, sort the files by order, rotate pages and input files from the disks. This software is suitable for those who merely process a small amount of files.
recommend free pdf scanner scan2pdf

Scanner 6: PaperScan

PaperScan is the multifunctional PDF scanner which can not only effectively convert paper document to PDF, but also convert PDF to TXT/BMP/JPG/GIF/PNG/WMF/EMF/EP5/TIFF. Besides, it can magnify/minify pages, rotate page position and split files. Many functions, such as automatic color inspection, batch scan, image adjustment and enhance and encryption, are offered to users, too.
use paperscan for free
These are the 6 free PDF scanners recommended by us. You can select one of them based on your needs. If you want to convert PDF to the other formats, or further edit the scanned PDF files, the following content will fit you.

Part 2: How to Convert Scanned PDF to Other Formats with Renee PDF Aide?

1. What is Renee PDF Aide?

Renee PDF Aide is the software that supports to edit PDF and convert PDF. With utilization of the advanced OCR (Optical Character Recognition) technology, it can convert PDF to Word/Excel/PowerPoint/Image/HTML/TXT and the other common formats. You can designate the specific pages to be converted at the speed of 80 pages/min. Besides, it can repair the damaged PDF files, compress PDF files to shorten the loading time, merge several files into one and rotate the file position. En/decryption and watermark are allowed to add for PDF files, too.
What’s more, Renee PDF Aide supports English/French/German/Spanish/Portuguese/Chinese/Korean/Japanese. Under the mode of OCR, it can greatly improve the accuracy of character recognition. Even though you are a new user, you can use this software easily.
Renee PDF Aide - Powerful PDF Editing Tool

Easy to use Friendly to computer beginners

Multifunctional Encrypt/decrypt/split/merge/add watermark

Safe Protect PDF with AES256 algorithms

Quick Edit/convert dozens of PDF files in batch

Compatible Convert PDF to Excel/PowerPoint/Text, etc.

Easy Use with simple steps

Functional Encrypt/decrypt/split/merge/watermark

Safe Protect PDF with AES256 algorithms

Free TrialFree TrialNow 800 people have obtained the free version!

2. How to Convert Scanned PDF to Editable Document?

Renee PDF Aide offers 2 kinds of functions, editing PDF and converting PDF to the other formats. Next, we will show you how to convert PDF to the other editable formats with this software.
How to convert PDF with Renee PDF Aide?
Renee PDF Aide can convert PDF to Word/Excel/PowerPoint/Image/HTML/TXT. Here are the steps.
Step 1: Download and install Renee PDF Aide. Open the software and get into [Convert PDF].
select to convert pdf with renee pdf converter
Step 2: Select the target format at the top menu and check the option [Enable OCR] to improve the character recognition. Next, click on [Add Files] to select the target PDF file.
how to edit a scanned pdf set before converting with renee pdf converter
TipsAbout the OCR function:

The OCR function can improve text recognition in two ways:

A. Recognize words on image and PDF. You can use this function to improve text recognition when you are going to convert the image-based PDF and the scanned PDF.

B. Recognize the font style to avoid garbled codes when there are different embedded font styles on the PDF file.

Step 3: Select the destination and click on [Convert] to convert PDF to Word.
how to convert pdf to doc wordwith renee pdf converter
TipsIf you want some basic editing functions, you can get into [PDF Tools] to edit the PDF files.
select pdf tools in renee pdf converter