People like saving documents as PDF format because PDF has many advantages, such as keeping a consistent display effect on any platform and device. However, people also hate PDF format because it is really hard for them to modify PDF content. PDF is a read-only format so that we can edit it directly unless we draw support from a third-party PDF editing tool. In the following, we will list top 3 free PDF editors that enable you to add comments, modify text and images on PDF files.
Tips: You can also edit PDF by converting PDF to editable Word document. The tool you need is the Coolmuster PDF to Word Converter, which can perform the conversion without any quality loss. The trial version of the software is available that you can convert PDF to Word for editing for free right now.
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PDFescape is a free PDF editor and PDF form filler. It allows you to create new PDF forms, add annotation on PDF documents, edit PDF files, fill out PDF forms, and so on. PDFescape comes with a weakness that you can not delete text or images, or correct typos from a PDF file. But it provides users with many additional features, such as add password protection for PDF, apply whiteout tool to hide private information on PDF, save and print PDF files, etc.
Adobe Reader is a professional PDF reader. But in some ways, it is also a good and free PDF editor. If you need to add comments or highlight text on a PDF files, Adobe Reader is fully competent. Just open the PDF with Adobe Reader, you will find that there are two comment tools available in the toolbar: sticky note and highlight text. With these two tools, you are able to add sticky note or highlight PDF text easily without any hassle.
As I mentioned before, Google Docs is a good OCR tool that can change image-based PDF into editable text files. Here, it can also be acted as a free PDF editor. Whether you have a scanned or native PDF file, you can upload it to Google Docs, convert it to editable Google document, and then edit it as you like. You can insert, revised or delete text for free. After that, you can go to click File > Download As > PDF to turn it back to PDF file. It is quite easy to edit PDF with Google Docs. It just feels like editing text in a Word processor. However, there is a defect that you may lost original images after downloading your last PDF file.