Edison Mail includes its flagship feature to One-Click Unsubscribe from junk, as well as convenient abilities like Block Sender to banish unwanted email from your inbox for good and automatic Read Receipt Blocking to protect yourself from advertisers who will no longer be able to track you personally or know about any email you open. Edison Mail’s Dark Mode makes the readability of email at all hours as convenient as possible. Turn on Dark Mode in your app settings Display Theme options, stop squinting at your screen, and help save your battery life. No Ads, Just Mail.