1-spin2win Also work with non-login users.

2021-10-07 Version 1.6.0
1-spin2win updated library

2020-03-17 Version 1.4.2
1- NEW | Coupon will apply to cart automatically.
2- Improvement | Auto generated coupon will be use by 1 time only.
3- Improvement | Compatible with latest Woocommerce.
4- FIXED | Warning on save settings.

2020-10-27 Version 1.4.1
1- FIX | Added language compatibility.
2- FIX | Now user will select time from dropdown to avoid errors.
3- FIX | Header already sent issue fixed.

* Fix: Fix issue where settings wouldn’t show on some multi-site setups

* Tweak-WC 6.0 compatibility.
* Tweak-WordPress 5.9 compatibility.

* Tweak-WC 6.0 compatibility.
* Tweak-WP 5.9 compatibility.

* New filter for post types allowed for invoices woocommerce_pdf_invoice_ignore_order_types
* Fix logic check in get_invoice_display_invoice_num
* New meta key _invoice_created_mysql specifically used when resetting invoice number option is YES
* Upgrade-add _invoice_created_mysql for previous orders