Preorder Now Presale Timesact

Really great app with all neccessary functions for pre-orders and waitlist, we use it for the last 5 months and are really happy with it
+ best support, always fixes issues within minutes
+ badges/buttons can be customized
+ extra pricing model for charities
- only 1 language can be displayed on product page and for notifications
- pre-order buttons on product page load with delay
- no separately generated list of pre-ordered products available