Download Dyalog for Free

Dyalog is free for non-commercial use.

For a commercial or enterprise licence, contact

Dyalog for the Raspberry Pi

Dyalog for the Raspberry Pi can be downloaded from

Dyalog for Linux/Mac OS/Microsoft Windows

Please read the instructions below before applying to download Dyalog.

Personal/Non-commercial Licence

Educational Licence

Download Instructions

To download a 64-bit Unicode edition of the latest version of Dyalog:

  1. Click on the relevant button to apply for a licence.
  2. You will receive an automatic confirmation e-mail to confirm registration. Please click on that link to confirm that you have applied for a Dyalog licence.
  3. Once you have clicked on that link to confirm your licence application, Dyalog must approve your application; we try to do this within 24 hours from when you confirm your application, but it may be a little longer at weekends and during holidays.
  4. Once we have approved your application, you will receive an e-mail with instructions on how to download your copy of Dyalog. If you do not receive this e-mail, then it is possible that your UCE (spam) filters have identified it as spam; please check your filters and, if you still cannot see the e-mail, contact

NOTE: Personal details will not be shared with anyone outside Dyalog Ltd and will only be used to send you the occasional e-mail. You can unsubscribe from our e-mail services by sending an e-mail to and we'll remove your e-mail address from our lists (if you send the e-mail from a different account to the one under which you registered, then please make sure that you include the e-mail address that you want us to remove!).

Unregistered Download of Dyalog

An unregistered version of Dyalog can be downloaded by users who do not want to complete a form or give personal details.

This version is a full copy of the Dyalog software, but will pause your work with pop-up windows at random times. You can always register later – you will have to uninstall the unregistered version and install a registered one. All workspaces, scripts and files are compatible between the different products

Download the Unregistered Version