Proof might be a bit more popular than Sumo. We know about 1 link to it since March 2021 and only 1 link to Sumo. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I went to sumo.com & grabbed the code again & put it the website. Are you still having the same problem? Source: almost 2 years ago
I've used https://useproof.com/ before, and it worked really well, and increased conversions about 8%. Source: over 2 years ago
Sleeknote - Set up lead capture forms on your website in minutes. No coding required. Sync your new email leads with your favorite email service provider. Try for free.
Fomo - Fomo turns your site into the online equivalent of a busy store
OptinMonster - OptinMonster helps to convert abandoning website visitors into subscribers and customers.
Nudgify - Nudgify is a Social Proof App that includes FOMO, Urgency and Review Nudges. Adding Social Proof notifications to your site helps you build trust and increase conversions on Shopify, Wordpress or any other platform.
POPUPSMART - A no-code tool to increase e-commerce sales, build email lists and engage with your visitors in just 5-minutes.
Picreel - Recover abandoning visitors and turn them into customers