Based on our record, Email List Verify seems to be more popular. It has been mentiond 2 times since March 2021. 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.
If you're not getting the right email addresses from ContactOut and it's bouncing back, you could always run the email addresses through something like emaillistverify.com to make sure they're valid before you try to email them. (you should do that always anyway to protect your email deliverability). Source: almost 2 years ago
Emaillistverify.com is the service I use. Source: almost 2 years ago
NeverBounce - Real-time email verification and cleaning to ensure emails never bounce.
Navattic - Create shareable product demos
ZeroBounce - Removes invalid emails from your list to prevent email bounces from ruining your deliverability.
Walnut.io - Create an interactive product demo easily with our demo creation software! Customize your product demonstrations without coding, collect powerful insights, save time and resources, and master your sales experience. Discover our platform today.
Email Verifier - Email verifier app lets you verify email.
Storylane.io - Storylane helps companies build and share interactive product demos with their prospects in 10 mins. Guided experiences can be built code-less and helps convert customers faster.