How to Buy

How to Buy

CurveExpert Pro

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Purchase with any major credit or debit card by clicking the button below.

Note that you do not need a PayPal account to complete the transaction.

Your license will work on any of the supported platforms (Windows, Mac, or Linux), and you may install simultaneously on up to three personally owned devices. Please allow up to 24 hours for license fulfillment.

Upgrading from CurveExpert Basic

Registered users of CurveExpert Basic can upgrade to either CurveExpert Pro or GraphExpert Pro at a discount price of $35.  Visit the registered users area to upgrade, using the same password given to install CurveExpert Basic.

Upgrading from CurveExpert Pro 1.x to 2.x

Registered users of CurveExpert Pro 1.x can upgrade to 2.x at a discount price of $15.  Visit the registered users area to upgrade, using the same password given in your licensing email for CurveExpert Pro 1.x.

Site Licenses or Non-Paypal Ordering

For large orders of CurveExpert Professional (multiple copies), discounted purchase prices are available; simply click the link and pick the desired quantity. Note that you should remove "extended download service" from your cart, since you can always redownload the software here at the Hyams Development website free of charge.

Please contact me if you have any questions about a site license order.

GraphExpert Pro





Purchase with any major credit or debit card by clicking the button below.

Note that you do not need a PayPal account to complete the transaction.

Image is not available

Your license will work on any of the supported platforms (Windows, Mac, or Linux), and you may install simultaneously on up to three personally owned devices. Please allow up to 24 hours for license fulfillment.

Site Licenses or Non-Paypal Ordering

For large orders of GraphExpert Professional (multiple copies), discounted purchase prices are available; simply click the link and pick the desired quantity. Note that you should remove "extended download service" from your cart, since you can always redownload the software here at the Hyams Development website free of charge.

Please contact me if you have any questions about a site license order.

CurveExpert Basic





Purchase with any major credit or debit card by clicking the button below.

Note that you do not need a PayPal account to complete the transaction.

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You may install CurveExpert Basic simultaneously on up to three personally owned devices. Please allow up to 24 hours for license fulfillment.