In the “Payment” tab, simply click on “pay by credit card”. Then you can pay by credit card, Visa or Mastercard. No bank commission will be asked of you.
Payments by credit card are ensured by our banking partner LCL.
At no time is Tandem in possession of your bank details.


By using the Paypal payment system which encrypts and protects your banking data.
You pay simply using an email address and password or your bank card. It's free for all your purchases, the commission being borne by the Tandem company.
For more information about Paypal, you can go to the following site: Thanks to its one of the most reliable payment systems, PayPal protects your personal information and carries out your transactions without communicating your banking details to the beneficiary.


You can also make your payments by check if your billing address is located in mainland France, Monaco or an overseas department. Your bank must also be domiciled in mainland France, Monaco or an overseas department. You can choose this payment method directly on the site, when finalizing your order. This will be validated and sent upon receipt of your check by our services.
Checks should be made payable to “Tandem SARL” and sent to:
TANDEM - Royalties, 18 rue Beauregard, 75002 Paris.