If you’re working with multiple digital documents and need to convert files from one format to another, you should have your e-filing system, which a pdf converter can provide. Managing PDF files and organizing all digital documents isn’t an easy task. In this light, an online PDF converter comes to the rescue. You can convert files to PDF or vice versa with zero hassle. Further, an online PDF tool needs no installation, registration, or sometimes even no sign-in.

Various online tools can provide you with similar functions, but online vulnerability could be a severe threat you must measure before working with an online PDF converter. To keep the safety measures of your essential files here, we present the top 10 online PDF converters you can try in your dire need. To ensure the security of your vital files here:

  • SwifDoo PDF Online Converter
  • Free PDF Converter
  • Soda PDF
  • iLovePDF
  • Online2PDF
  • Adobe Acrobat
  • Smallpdf
  • PDF24 Tools
  • XODO PDF.Online
  • DocFly PDF

SwifDoo PDF Online Converter

SwifDoo Online PDF Converter is an innovative tool that can serve you better while you are on your way to converting files to pdf or pdf to another format. For example, you can convert your pdf to Word, PPT, Excel, CAD, HTML, and Image. Similarly, it can convert Word, CAD, PPT, Excel, and images to PDF. Such an advanced online PDF converter provides SSL encryption to secure your files during the process. It’s an entirely free tool.


Besides its online features, SwifDoo PDF can work offline as well. For example, you could install the software on your PC and utilize its inventive functions if you prefer installed software to work with.


  • You can convert Word, Excel, and many other files into PDF
  • PDF to Word, Excel, PPT, and many more file conversions you can do
  • It offers 256-bit SSL Encryption for advanced security
  • The tool supports batch conversion and saves your precious time


  • File conversion size limit of up to 20MB

Free Download

Free PDF Converter

The Free PDF Converter is another dynamic online PDF converter software that can sort out all your pdf requirements. The tool supports a wide range of conversions, including Word to PDF, Excel to PDF, PPT to PDF, JPG to PDF, Ebooks to PDF, iWork to PDF, and many more. For example, the free PDF to Word converter online tool can merge and split your pdf files. Furthermore, you can convert unlimited file sizes with SSL encryption that protects you from online spying.



  • The software supports a vivid range of pdf conversion
  • You can encrypt your pdf files if required
  • It supports Windows, Mac, and Linux platforms
  • The software provides 256-bit256- bit SSL Encryption to secure the process


  • Without fast internet, it cannot run
  • Not all the services are free

Soda PDF Online Converter

You can try Soda PDF Converter if you prefer to work with an online PPT to PDF converter. The online tool offers a good range of conversions, including text document conversion, image file conversion, e-sign, password protection, and many other functions. For instance, its virtual printer can turn any file into a PDF copy to view and share information. Over 300+ formats you can convert from any to PDF Or vice versa.



  • The tool offers files to PDF and PDF to files, both online
  • It's a free tool
  • Soda PDF virtual printer is available
  • The output files will be saved in cloud storage


  • Premium features cannot be accessed for free
  • Online safety vulnerabilities will be there

iLovePDF Online Converter

All PDF tools are under one banner, and this is the tagline of another good online PDF tool, iLovePDF Converter. The iLovePDF converter supports all kinds of pdf conversions, including Word, PowerPoint, Excel, and vice versa. You can avail of password protection and unlocking facilities. The online tool supports PDF to PDF/A, an ISO-standardized version for PDF archiving that you can preserve your essential files for the long term.



  • The tool supports all kinds of pdf conversion with good speed
  • You can place your personalized watermark while converting
  • It provides desktop, mobile, and MG versions
  • It supports the PDF to PDF/A facility for preserving essential files


  • It cannot run on slow internet
  • Not suitable for the beginners

Online2PDF Converter

With a few limited features, the Online2PDF Converter is at your service. If you're looking for a simple PDF converter that can only convert your files to PDF, you can select the Online2PDF converter. The online PDF converter supports JPEG 2000, AVIF, RAW image files, EMF, and many other formats. It can convert a maximum of 100MB of file size at a time. Furthermore, the web-based tool can rotate your PDF pages, reorder pages, and many more options.



  • Can convert any file to PDF, PDF to any file
  • You can opt for a protective shield during the conversion
  • It's a free tool
  • It can convert multiple files simultaneously


  • Only 20 files can be converted at a time
  • Going slow if you opt for batch conversion

Adobe Acrobat Online Converter 

Adobe Acrobat, the PDF to Word converter online free tool, is widely known for the invention of the PDF Format. It supports all kinds of Microsoft text, 365, and image files, including DOCX, DOC, XLSX, XLS, PPTX, PPT, TXT, RTF, JPG, PNG, and many more. Its Pro version provides Pro functions like HTML to PDF, editing scans with OCR, merging, splitting, reducing file size, etc. The tool is compatible with desktops, laptops, tablets, phones, etc., and provides Adobe Cloud storage to save your files.



  • Its conversion range is wide
  • It supports all kinds of Microsoft files for PDF conversion
  • You can also password protect output files
  • Various devices friendly tool


  • Not all the features are available for free
  • You need high-speed internet to complete the task

Smallpdf Online Converter

Drag and drop your file to convert it into PDF on SmallPDF PDF to Word Converter online. The PDF converter perfectly works with all devices and browsers, including Internet Explorer, Firefox, Chrome, and Opera. In addition, it partnered with Solid Documents to provide you with quality conversion files. SSL is also available during Smallpdf Word to PDF conversion.



  • It's a simple tool with all the PDF conversion facilities
  • It's compatible with all major devices/ browsers
  • It's accessible from anywhere with a strong internet connection
  • SSL encryption is available to give you advanced security


  • Cannot manage multiple PDF files at a time
  • Only one file is available for free

PDF24 Tools Online Converter

The PDF24 converter tool provides unlimited file conversion from other files to PDFs and other formats. The free PDF converter software is compatible with Windows, Linux, Mac, iPhone, and Android. The browser-supportive tool offers SSL encryption to provide advanced security during the conversion process. The online PPT to PDF converter tool is easy to operate because of its conventional user interface.



  • The tool is compatible with all devices
  • It supports significant files to convert
  • SSL security is available
  • You can convert unlimited files


  • The user interface is a bit old
  • The editing options, especially font size, need to improve


If you're hunting for a solution to convert your pdf files through an online PDF converter quickly and easily, here is PDF. Online tool for you. You can convert any file into a PDF and share it with whomever you want. It supports PDF/A, Document Reader, and PDF Compare to view and share PDF files. Its PDF Splitter and Merger can provide an excellent editing option.



  • The tool supports all significant files for conversion
  • It's a platform-friendly tool
  • The software doesn't store any of your files
  • It's a beginner-friendly


  • There's no SSL encryption
  • Premium features are paid access, not free access

DocFly Online PDF Converter

If you want to convert, create, review, and edit your PDF files at a time, you can choose DocFly PDF Editor. You can convert your pdf files and edit and review them simultaneously if you have the requirements. Even if it supports E-sign for your converted files. The online PDF converter is best known for its wide range of online editing options, which you can avail of if required.



  • It supports all primary files for conversion
  • SSL encryption is available
  • You can convert, create, and edit 3 files at a time
  • It has a comprehensive editing option


  • Free mode is restricted to converting 3 files
  • Limited storage option

Concluded Part

Nowadays, working professionals and business people need to exchange files that contain confidential information. PDF files are more secure in terms of online spying or hacking measures. In this term, the role of the PDF converter is undeniable and you can avail maximum benefits. Similarly,  SwifDoo online PDF converter can provide you with online functions, and you can use all its advanced features to get the best user experience. Use the best online PDF converter, SwifDoo PDF, to avail the high-end benefits.

The above products are well-versed in their functions and provide good service whenever required. Check out our FAQ session to learn more about PDF and its safety measures.

Frequently Asked Questions

Are online PDF converters safe to use? 

Now almost all major branded online PDF converter tools provide SSL encryption for advanced-level security. In this term, there’s no security threat.

Can I use the online PDF converters on Linux and macOS? 

Yes, you can use these online PDF converters on any operating system that has a web browser. They work online and require no software installation.

Do these online PDF converters support all PDF file sizes?

No! Mostly, you can upload a PDF file up to 20MB in size to convert to other formats. If your file exceeds the size limit, you can compress PDF to reduce its size before converting it with the converters. To get the most out of the tools, we recommend that you use them at least once.



Roche has been an active PDF user for 6 years and tried different types of professional PDF tools (both online and desktop version) since at his bachelor degree. Now, Roche works as a columnist for SwifDoo PDF over the course of the last one year, and provides useful and practical solutions pertaining to various PDF topics for users from different features.

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