Your support is needed to keep this site running! A subscription will give you access to premium games, additional features and ensure new games are being added regularly.
- Access to premium games and Windows calculations
- Access to Monitor Distance calculations
- Save and load calculator settings
- No ads
- Supports all major credit cards!
- Subscriptions are for personal use only, and sharing account details and premium services is not allowed.
- Paypal subscriptions will run until the recurring payment is canceled on your Paypal account, this can be done here.
- Credit card subscriptions with Stripe will only be renewed if you choose to save card details. They will be saved with Stripe, and not on this site.
- For Stripe subscriptions, canceling the payment on this site will stop the payments.