Claudio Sanches

This plugin allows you to add discounts per payment methods. 
Just set a amount (fixed or %) to the payment methods you want to give discount and is ready! 
At the moment of payment the customer will be able to see each discount available for each payment method.
Note that this plugin works only with WooCommerce 3.0 or later.
<h4>Contribute</h4>
You can contribute to the source code in our <a href="https://github.com/claudiosanches/woocommerce-payment-discounts" rel="nofollow ugc">GitHub</a> page.

Discounts Per Payment Method on WooCommerce

Adds discounts for specific payment methods in WooCommerce.

GauravNagpal

Less sold products with special attributes and tags can be sold easily using this feature without affecting sales for popular products. WooCommerce coupon section extension for adding coupons for special attributes and tags.
After enabling this plugin, you will see a new multiple select box in the coupon “User Restriction” section. All the other preferences will not be affected; it will work perfectly as it was before.
<ul>
<li>Work for both attributes and tags</li>
<li>Coupon categories</li>
<li>No new section for coupons</li>
<li>All other existing features will remain the same</li>
<li>Can be clubbed with other WooCommerce coupon rules</li>
<li>Can be applied percentage or a flat amount on products</li>
<li>Supported variable and simple product types </li>
<li>Attribute created in “Products > Attributes” tab are supported</li>
</ul>
If you like this easy plugin and if the plugin is improving your sales, then <a href="https://www.paypal.me/gauravnagpal" rel="nofollow ugc">Donate</a> a little to this development time or at least spend a couple of minutes for feedback.

Attributes Coupon for WooCommerce

WooCommerce coupon section extension for adding coupons for special attributes and tags. Also, you can categorise the coupons.

Discounts Per Payment Method on WooCommerce vs Attributes Coupon for WooCommerce