Receive Online Rsvps With Save This Date, the premier Rsvp website and Rsvp app Thousands of users have already created their online rsvp website using Save This Date app and started their online wedding Rsvp or online event Rsvp on the app. Create your free Rsvp website and share it for free with your family and friends by Whatsapp or , starting at a single charge of 7 USD, you can send Sms text messages to all your guests requesting them to RSVP to the event, all that with a single mouse click. We also offer Rsvp by Whatsapp so your guests can receive a styled invitation for your event. Your guest can rsvp using the digital Rsvp website or just by replying to the Whatsapp Rsvp message or Text Rsvp message they received. All online Rsvps will display in your account within seconds!