What are some alternatives?
When comparing Optingun and OptKit, 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
picreel - Recover abandoning visitors and turn them into customers
ActiveProspect TrustedForm - TrustedForm is the original lead certification service that independently verifies the origin of Internet leads.
GetSiteControl - Perfect widgets for your website: surveys, email opt-in forms, contact forms, popups, follow, share buttons and live chats - all in one place!