Here is a list of the best free CAD to PDF converter online sites. CAD stands for Computer Aided Design. CAD covers a wide range of file formats generated by CAD programs such as AutoCAD. DWG and DXF are two commonly used CAD file formats. Convert CAD files to PDF documents to make them more accessible. Anyone can easily open and view the data in a web browser or any other PDF viewer.
What are the free CAD to PDF online websites? This post covers 8 free websites where you can convert CAD files to PDF. These sites operate anonymously, and you don’t need an account to use them. All you have to do is upload your CAD file, convert it, and download the corresponding PDF file. The different websites on this list also have different feature sets and limitations. You can find websites that can help you convert CAD files to PDF in bulk. And you’ll find websites that let you customize the layers and formatting of your PDF documents. With that said, let’s examine them one by one in detail.
My favorite collection of the best free CAD to PDF online sites
CloudConvert is my favorite online CAD to PDF converter. It is a popular and reliable converting platform. It supports both DWG and DXF file formats for CAD and can easily convert them to PDF in 5 batches. It also supports cloud import, which means you can add files directly from your cloud storage. On top of that, it opens the converted PDF file in an interactive viewer that you can preview before downloading.
Also check out our list of the best free CAD viewer online sites, cloud-based CAD software for Windows, and open-source 3D CAD software for Windows.
CloudConvert
Best CAD to PDF Online Site Recommendation: CloudConvert is a free web-based conversion website that works online as a CAD to PDF converter. It supports cloud import, so you can get files from Google Drive, Dropbox, or upload local files via URLs. You can add up to 5 files per conversion and process them all at once. This particular converter offers additional conversion options. This includes the option to choose whether you want to convert all layers, the option to enable auto-scaling, and the option to set custom dimensions. With it, you can convert DWG and DXF files to PDF here. After conversion, it opens the PDF file in an interactive viewer. You can preview the PDF file and rotate it if you want. Then, you can print or download it with the help of the given options. Note that the site offers 750 minutes of free conversion time per month.
How to Convert CAD to PDF Online with CloudConvert?
- Visit the CloudConvert website using the link given below.
- Add your CAD file to the converter there.
- Then select PDF as the output format under the “Document” section in the drop-down list.
- Click on the gear-shaped icon to access additional conversion options.
- Then click the Convert button to start the conversion.
- When it’s done, it opens the converted PDF file that you can print or download.
Important features:
- This converter supports both DWG and DXF file formats.
- It can convert up to 5 files at the same time.
- It supports direct import from Google Drive, Dropbox, and the web.
- There is no upload file size limit for conversion.
- Conversion options are available for layer selection, auto-scaling, and dimensions.
- Users can preview the converted PDF before downloading.
- It offers 750 minutes of free conversion time per month.
ProfiCAD
ProfiCAD offers a free online CAD file viewer where you can upload and view DWG and DXF files. When you upload a CAD file, it takes a few moments and then opens the preview. In addition to this, you can also choose to save the document as a PDF. It allows you to choose the paper format (size and orientation) before downloading. Also, you can click Preview to open it in full size in a new tab. From there, you can also save the preview as a PNG file.
How to convert CAD to PDF online using ProfiCAD?
- Use the link given below to access the ProfiCAD online viewer.
- Drag and drop your CAD file there and wait for it to upload.
- Once uploaded, click the Save as PDF button and select the paper format.
- Click OK to apply the format and download the PDF.
Important features:
- This converter supports both DWG and DXF file formats.
- It can only process one file at a time.
- It shows a preview of the files before conversion.
- Options for setting the desired paper format for PDFs, including size and orientation.
AllinPDF
What are the free CAD to PDF online websites? AllinPDF offers a range of PDF tools and utilities, including a free online CAD to PDF converter. This is a simple converter where you can convert DWG or DXF files to PDF. However, you have to upload and convert one file at a time. After conversion, two buttons are displayed; One is for downloading the converted PDF and the other is for online preview. In addition to PDF, it can also convert CAD files to JPG, PNG, GIF, and TIFF file formats.
How to convert CAD to PDF online with AllinPDF?
- Follow the link given below to access this CAD to PDF online converter.
- Add your CAD file to the converter.
- In the next step, select PDF as the output format and click OK.
- Wait for the conversion to finish, then use the corresponding buttons to preview/download the PDF.
Important features:
- This converter supports both DWG and DXF file formats.
- It processes one file at a time.
- It can convert CAD files to PDF, JPG, PNG, GIF, and TIFF formats.
- Users have the option to preview the converted PDF online.
PDFConvertOnline
Best CAD to PDF Online Site Recommendation: PDFConvertOnline is another website that offers free CAD to PDF converters online. This simple converter supports files up to 2 MB. It takes a locally saved DWG or DXF file as input and converts it to PDF. This converter has two conversion engines. If there is a problem with the output, you can try an alternate engine. However, if you want to define the orientation of the document, you must only use the default conversion engine.
How to convert CAD to PDF online using PDFConvertOnline?
- Open this CAD to PDF converter online using the link given below.
- Click the Choose File button and upload your CAD file.
- Set the conversion engine to default and select the document orientation.
- Then click Convert Now! button to start the conversion.
- Wait for the conversion to finish, then download the PDF.
Important features:
- This converter supports both DWG and DXF file formats.
- It can convert one file at a time, with a maximum file size limit of 2 MB.
- Options for selecting the conversion engine and orientation for the PDF document.
- Users have the option to preview the converted PDF online.
Aconvert
Aconvert is another free web-based conversion website that converts CAD to PDF online. This website uses the DWG file format and does not support the DXF format. It supports batch conversion, so you can add up to 10 files and convert them all at the same time. Just make sure that the total size of all the files must not exceed 200 MB. If your files are stored online, you can use the built-in options to import files from Google Drive, Dropbox, or via a URL.
How to convert CAD to PDF online with Aconvert?
- Visit the Aconvert website and go to the PDF section from the sidebar. Or use the link given below.
- Click the Choose File button and add your DWG file to the converter. You can also use the cloud import feature.
- Then, make sure the output format is set to PDF and click Convert Now! Button.
- Wait for the conversion to end and download the converted PDF file from there.
Important features:
- This converter only supports the DWG file format.
- It can process up to 10 files at the same time for batch conversion.
- The maximum combined size limit per conversion is 200 MB.
- It supports direct import from Google Drive, Dropbox, and via URL.
- This converter can also convert DWG to many other file formats.
AnyConv
Best CAD to PDF Online Site Recommendation: AnyConv is a free online converter where you can convert CAD to PDF online. To do this, you can upload multiple locally saved files at once and convert them at the same time. You can upload as many files as you want per conversion, as long as the total size is less than 100 MB. Moreover, while converting, you can choose the output format of each file individually. And all uploaded and converted files are automatically deleted 1 hour after conversion.
How to convert CAD to PDF online with AnyConv?
- Access this CAD to PDF converter on AnyConv using the link given below.
- Click the Choose File button and upload your CAD file.
- On the next screen, select PDF as the output format for all the added files.
- Start the conversion and wait for it to finish.
- Then download the converted PDF file.
Important features:
- This converter supports both DWG and DXF file formats.
- It can convert multiple files at the same time.
- It sets a size limit of 100 MB per conversion.
- All files are automatically deleted 1 hour after conversion.
OnlineConvertFree
Collection of Best Free CAD to PDF Online Websites: OnlineConvertFree is another free website that you can use to convert CAD to PDF online. The converter has a simple interface where you can add CAD files. You can convert 2 files per conversion, but you can only select one file first. Once you’ve added your first file, you have the option to add an additional file. In this way, you can add up to 2 files per conversion. In addition, you must ensure that the combined size of the files you add must meet the size limit of 100 MB per conversion.
How to convert CAD to PDF online with OnlineConvertFree?
- Open this converter using the link given below.
- Click the Choose File button and add a CAD file.
- On the next screen, you can add another file if you want.
- After that, set the PDF as the output format for the conversion.
- Start the conversion and then download the converted PDF file.
Important features:
- This converter supports both DWG and DXF file formats.
- You can convert up to 2 files per conversion.
- The size limit for each conversion is 100 MB.
Zamzar
What are the free CAD to PDF online websites? Zamzar is another free file conversion platform that comes with an online CAD to PDF converter. This site has a very limited free plan, and it’s only suitable for occasional use. It allows you to convert up to 2 files in 24 hours. On top of that, there is a size limit of 50 MB per conversion. If this works for you, then you can also take advantage of the email alerts feature. This feature sends you an email to remind you that the conversion is complete.
How to convert CAD to PDF online using Zamzar?
- Open the Zamzar website in your browser or follow the link given below.
- Use the Add File button to upload your CAD file (up to 2 files).
- Then choose PDF as the output format for conversion.
- Start the conversion and wait for it to finish to get the PDF. Or enable email notifications instead.
Important features:
- This converter supports both DWG and DXF file formats.
- It can only convert 2 files at a time, and the conversion size is limited to 50 MB.
- It supports direct import from cloud storage.
- Optional email alert toggle for conversion notifications.
