Dropbox Sign system requirements overview
Updated Nov 25, 2025
In this article
The following minimum specifications are recommended for all Dropbox Sign users for optimal experience and performance.
Browsers
You can use Dropbox Sign with most modern browsers, however, it works best on the following:
- Google Chrome, latest version
- Mozilla Firefox, latest version
- Microsoft Edge, latest version
Mobile devices
The Dropbox mobile app is available for iPhone, iPad, and Android.
Learn how to access your Dropbox account in the Dropbox mobile app.
File types
Dropbox Sign supports a wide range of file types:
- .doc
- .docx
- .ppsx
- .ppt
- .pptx
- .jpg
- .jpeg
- .png
- .xls
- .xlsx
- .txt
- .html
- .gif
If you’d like to use a file type that we don’t support, save the file as a .pdf before uploading.
Notes:
- A single file can't exceed 40 MB.
- A single request can't exceed 500 pages or 40 files.
- When uploading multiple files, the total file size of the upload shouldn't exceed 40 MB.
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