Signifyd might be a bit more popular than Polymail. We know about 1 link to it since March 2021 and only 1 link to Polymail. 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.
Polymail - This one is a lot like Twobird but with a lot more features. It's a different type of email client. It's really cool, but the Windows version is just a web app. It's available on iOS as well. Source: over 2 years ago
There are third party solutions to fraud that actually work, providing chargeback insurance. Essentially, they screen transactions; if any approved transactions are chargebacked, they refund you. A good start point is https://signifyd.com We dropped in this solution on our e-commerce about 5 years ago; fraud has been a non existent problem. - Source: Hacker News / over 1 year ago
Airmail - Airmail is a lightweight and lightning fast mail client for Mac.
Riskified - eCommerce fraud prevention solution and chargeback protection guarantee for online merchants. Find out how we can help your company boost revenue from online sales using our machine-learning powered eCommerce fraud protection software.
Spark Mail - Spark helps you take your inbox under control. Instantly see what’s important and quickly clean up the rest. Spark for Teams allows you to create, discuss, and share email with your colleagues
Kount - eCommerce fraud detection & prevention
Thunderbird - Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!
Sift - Digital Trust & Safety enables your business to grow, innovate, introduce new products, features, and business models – without increased risk.