What are some alternatives?
When comparing Optingun and ChannelAdvisor, you can also consider the following products
OptinMonster - OptinMonster helps to convert abandoning website visitors into subscribers and customers.
Sumo - Free tools to grow your email list.
WisePops - WisePops helps marketers build intelligent website popups and exit popups and also help to grow email list, and promote important events
Brightpearl - Business management software from Brightpearl lets you manage the heart of your retail business, from ordering to shipping, all in one place. Learn more.
ActiveProspect TrustedForm - TrustedForm is the original lead certification service that independently verifies the origin of Internet leads.
Zentail - Zentail offers catalog, inventory and order management solutions enabling businesses to sell across multiple platforms.