Simple and easy-to-use PDF reading, translation and editing software
This article mainly compiles some common PDF editors, reading and translation software, including some web version processors, and introduces several of my commonly used ones:
1. Desktop software
1. Adobe
Adobe’s official PDF editing tool
The first indispensable Adobe official PDF reader with complete functions, which can edit, create, export and organize PDF files. , but the premise of ease of use is based on charging. For partners who are not restricted by budget, they can consider using it.
2. Foxit PDF Editor
Foxit PDF Editor
Open the official website of "Foxit PDF Editor" and you can directly download the corresponding version of the software. The official website introduces the highlights "Permanent free trial", includingPDF file editing, PDF document annotation, PDF format conversion, OCR image and text conversion, merging and splitting PDF files, Add text/images, add/delete headers and footers, replace PDF document pages, insert and delete PDF document pages, add/delete watermarks and other functions.
This editor has full functions and is used by many people. The main point is that it is free and can be downloaded and experienced.
3. Fast PDF Editor
Swift PDF Editor
This PDF editor was started by the subject a few years ago. At that time, the membership price was more than 60 yuan, which can be used for life. It is suitable for daily use. It is enough to add, insert, delete document pages, edit text and images, etc. It can also extract, merge, copy, and save pages.
In addition, Swift PDF can also perform online document conversion, document processing, text translation and other functions. However, the software version has basically satisfied the needs of the subject, so you can try to use the online version according to your own needs.
4. Zhiyun Document Translation/Xtranslator
Zhiyun Document Translator/Xtranslator
This is also a PDF reader frequently used by the subject. It is mainly used to read documents, comes with its own translation, and promises to be free forever. .
When the software was first launched, you will receive points when you register for an account for the first time. By binding your WeChat account, you can unlock all translation engines with points ≥ 200. The current specific method of obtaining points can be obtained by searching the public account "Zhiyun Literature Reading".
Later, a new translator "Xtranslator" was launched. After experiencing it, I still prefer "Zhiyun Literature Translation" can effectively improve reading efficiency, but you should also be careful not to rely too much on the translation reader.
2. Online web version
1. iLovePDF
iLovePDF
This one is ranked first because it is really free, simple and easy to use. The most used functions by the subject arePDF compression and PDF format conversion. Upload files through online web pages and just follow the prompts. It is easy to get started and efficient in a short time. , and the effect of converting files is also good, it is indeed very good, recommended to use!
At present, there are also desktop and mobile versions. If you use it frequently, you can also download it.
2. PDF365
PDF365
"PDF365" is also an online PDF conversion platform under Foxit. The free functions provided by the official website include the conversion of various PDF formats, and the page is concise and clear.
In addition, the WeChat applet "PDF365-PDF Converter" can be operated on the mobile phone, which is faster.
3. Foxit Cloud Editor
Foxit Cloud Editing-Online PDF Editing
It corresponds to Foxit software and can be experienced according to personal circumstances. ##
4. docsmall // Online PDF splitting and splitting
docsmall // Online PDF splitting
can be used for free for image compression, PDF compression, PDF merging and splitting, etc.
However, ads cannot be blocked on this webpage, just be careful not to click the wrong one. 
5. docsmall // Online PDF splitting
extractpdf
is free to use. It can extract pictures, text and fonts from PDF files and save them. It is very useful for operations such as saving pictures when reading documents.
The method of use is simple. Just click on the website interface to upload files. However, due to the file size limit, overly large files cannot be uploaded.
6. PDF24 Tools
PDF24 Tools
This model also has a desktop version, which can be downloaded from the official website homepage. It is free to use and has complete functions. You can browse the webpage to view the detailed functions. 
7. PDF Pie
PDF Pie
is free to use and also has a desktop version. It has complete functions, including image processing functions, and can be used to browse the official website according to personal needs.
The above lists a variety of software and web version PDF processors, most of which can be used for free. The subject’s usage habits are translation [Zhiyun Literature Reading], editing [Swift PDF Editor], and conversion [ILovePDF]. Others are listed here as Spare, you can choose by yourself.