CMDK (formerly Simplehuman) | Supercharge your Gmail

🚨 Simplehuman is now CMDK   |   New name. Same mission.  Read More.

CMDK vs Superhuman: The Best Alternative for Gmail Power Users in 2026

Spending $360/year on Superhuman

While Superhuman has become synonymous with “email productivity,” thousands of Gmail users are discovering that CMDK delivers 95% of Superhuman’s core features for a fraction of the price without compromising your email privacy. Additionally, the superhuman chrome extension enhances your Gmail experience even further, making it a viable superhuman alternative. For those seeking a superhuman […]

How to Find and Delete Large Gmail Attachments in Seconds

How to Find and Delete Large Gmail Attachments in Seconds

When your Gmail tells you that you are running out of space, your first instinct might be to start deleting thousands of old emails. You might spend an hour clicking through old newsletters or bank statements from years ago. However, deleting plain text emails is often a waste of time if you are trying to […]

Opening Links Instantly in Gmail Using CMDKOpen Link Command

Open Links Instantly in Gmail Using Simplehuman Open Link Command

Many emails contain important links you must open immediately. These include verification codes, password reset links, account activation prompts, shared documents, and other essential actions. Clicking each link manually slows you down and interrupts your workflow. CMDK fixes this with a fast Open Link command that pulls up every link in an email in one […]

Why Esc and Enter Are the Most Powerful Keys in Gmail with CMDK

Why Esc and Enter Are the Most Powerful Keys in Gmail with CMDK

Esc and Enter are two of the simplest keys on the keyboard, yet they control a large part of your email workflow when used with CMDK. These keys let you move through Gmail without hesitation, clear clutter instantly, and open or reply to messages in one smooth motion. When you rely on them, your inbox […]