Which plugins are compatible with the Upsell plugin?

With Upsell plugin, you can also use additional plugins for enhanced features: 

1. Upsell Order Bump Offer For WooCommerce

The One Click Upsell Funnel Plugin is compatible with Upsell Order Bump Offer For WooCommerce Free and Upsell Order Bump Offer For WooCommerce Pro that lets you show upselling and cross-selling offers on the checkout page.

2. Subscriptions For WooCommerce

The One Click Upsell Funnel plugin is compatible with Subscriptions For WooCommerce Free and Subscriptions For WooCommerce Pro that allows creating post-purchase upselling offers on subscription products.