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Dyalog Pricing: Fair and Transparent

Although Dyalog APL is free for non-commercial use, we have supported APL for nearly four decades, and believe that it is the long term interests of our users that they contribute to our research, development and support efforts. We publish a variety of pricing models and are happy to negotiate if none of them fit the way your business is organised.

We believe in not just selling a licence but a service where Dyalog helps you.



Commercial Licences

For the Professional Developer

Licence Type
Annual Cost
Commercial Licence – Windows, Linux & macOS
£1,375
Commercial Licence – AIX
£1,875


Basic Licences

For the APL Enthusiast

Licence Type
Annual Cost
Basic Licence
FREE
Basic Licence with Dyalog Support Service (DSS)
£150


Run-Time Licences

For the Deployment of Applications

User Based Run-Time Licences

For Sharing Applications

User Based Run-Time Licences
Annual Cost
Up to 20 users (cost per annum)
£1,125
Up to 50 users (cost per annum)
£2,250
Up to 100 users (cost per annum)
£3,750
Up to 250 users (cost per annum)
£6,000
Up to 500 users (cost per annum)
£9,750
500 or more users (cost per annum)
Talk to Sales


Cloud-based Run-Time Licences

For Sharing Applications

For cloud-based deployment of applications, please contact us to discuss pricing. We are happy to work with each customer to determine a metric that can be used to agree a fair price for run-time licences.



Royalty-based Run-Time Licences

For the Exploration of New Markets

A royalty-based licence charges a royalty fee calculated as 2% of all gross revenue generated by sales, consulting and support of applications and end products developed using Dyalog that is equal to or exceeds £5,000, and is usually paid periodically in arrears.



Dyalog File Server (DFS) Licences

For Data Sharing

DFS Licences
Annual Cost
up to 20 users
£2,250
up to 50 users
£4,500
up to 100 users
£7,500
up to 250 users
£12,000
up to 500 users
£19,500
500+
Talk to Sales


Keyboards and Books

Tech and Text

Product
Price
Dyalog Keyboard (UK/US)*
£175
Dyalog Keyboard (DE)*
€199
Mastering Dyalog APL (Printed)
£30 on Amazon
Mastering Dyalog APL (PDF)
FREE
Product Manuals (PDF)
FREE

*Please note: a Dyalog Keyboard is not required to write APL code. 



Information

General Information

Document Name
Description
Terms and Conditions (PDF)
Full terms and conditions for all Dyalog licence types
Price List (PDF)
Full price list for all Dyalog licence types
Full Licence Agreement (PDF)
The Dyalog Ltd Software Licence Agreement
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).

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