Download Dyalog

We are here to help you get Dyalog running on your system. If you have any issues, questions, or particular requirements related to installing Dyalog, please read the FAQs, ask a question on the Dyalog forums, or email support@dyalog.com.

Andy Shiers, Chief Operations Officer

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Get Support

Technical advice and assistance on all aspects of Dyalog usage is available by e-mail (support@dyalog.com) and/or telephone (+44 1256 830030 – limited to U.K. office hours). Limited advice on design and coding is available, but is not intended to replace the use of the printed and on-line documentation. Except when reporting an issue with the software, users are encouraged to seek advice from the user community via the Dyalog Forum (reading the content of the forums does not require membership).

Dyalog is free for non-commercial use but it is not free software.

A Basic Licence is a free licence that allows APL users to have a copy of the latest Dyalog technology for personal or non‑commercial use. It can be used for experiments and proofs of concept until the point in time that it is of value.

For a commercial or enterprise licence, please contact sales@dyalog.com.

I understand this licence is subject to the conditions described in the Licence Agreement and in the Terms and Conditions. I agree that:

I will not make unauthorised copies of the software.
I will not give the software to anyone else.
I will not use the software for commercial purposes.

Download Dyalog

For your platform

Dyalog v21.0

Dyalog v19.0

Dyalog APL is an array-oriented programming language that lets you express complex ideas in remarkably little code. We build it, support it, and have done for over 40 years.

Free for learning, noodling, and non-commercial use with commercial licences for commercial work.

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