Quick Help
If you have an existing username and password you will then be asked to enter them here (your username will be your email address if you had an existing account on a previous version of Boltup®).
If you do not have a username and password then click on the "Registration Page" link and follow the on-screen instructions, this will provide you with a password via email.
If at any time you forget you password, enter your username (your username will be your email address if you had an existing account on a previous version of Boltup®) into the box at the bottom of the screen and click "Submit" and an email will be sent to you reminding you of your password.
Once you have logged in you will see the following screen:
From here you can select the type of calculation you wish to perform, when you have finished using the boltup calculator, simply click on the "Logout" link at the top right of the screen to end your session.