The PSP Java decimal classes are FREE. We do not expect payment, but obviously will gratefully receive any payment you care to make on a 'pay only if satisfied' basis. We mostly receive payments from larger corporate users. All users get the same quality of software and support whether they pay or not.

Payment on invoice

If you would like to make a payment on a hard-copy invoice, we can easily send you one if you are in the United Kingdom. If you are in another country, then we may need to discuss invoicing a bit further with you. Please contact us via email to discuss payment via invoice. We suggest a payment in the range UK£40-UK£100 (approx. US$60-US$150).

Payment via credt/debit card

Alternatively if you would like to make a card payment on-line, we accept payment from the following credit/debit cards:

2) Optionally, enter your payment reference (e.g. reason for payment) for our records and your records:
(max. 50 characters)

3) Optionally, enter your email address if you want to receive confirmation of payment via email:
(max. 50 characters)

4) Click Continue to go to our secure payment site (https://..) at SecureTrading. Enter your card details there. Your card is verified in real-time, and you can print off a receipt at the end of the transaction. SecureTrading send an email to 3) confirming the payment. We receive automatic notification of your payment from SecureTrading. If you have given us your email address, we contact you to thank you personally and see if you require any further action on our part.