Crucial Astro Tools
We hope you find this web site self-sufficient and self-explanatory.
Email us if you need help in its use or have follow up questions .

Once you own the software, Technical support for is available via the programme’s Help screens; or log on  to main If you are still stuck, you can email us in UK or USA.
In normal circumstances we aim to reply within one working day.

In an emergency, phone support is available in normal UK and / or USA working hours
phone +44 (0)127 6 683898 or
Astrolabe Inc in USA +1 508 896 5081