Unrool.me Great at keeping your inbox clean and clutter free. It automatically sweeps up newsletters, notifications, and other subscriptions, lets you unsubscribe in one click, and more. Now, it also lets you block senders and spammers quickly and easily, no matter what email provider you use.
MailBox A completely redesigned inbox that makes email light, fast, and mobile-friendly. Quickly swipe messages to your archive or trash. Scan an entire conversation at once with chat-like organization. Mailbox checks your email from the cloud and delivers it to your phone securely
ByWord A writing app that gives you just the tools you need to write Markdown and rich text with as little friction as possible (Available for Mac, iPhone and iPad)
Aweber An easy to integrate auto responder service that helps businesses large and small automate email follow up and newsletter delivery for website visitors.
OptinSkin A Premium WordPress plugin developed to fulfill the need to split-test opt-in forms quickly and easily, anywhere on a blog, to maximise conversions and make more money.