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ShowSubjectGmail VS CMDK for Gmail

Compare ShowSubjectGmail VS CMDK for Gmail and see what are their differences

ShowSubjectGmail

Edit the "subject" field when replying in Gmail!

ShowSubjectGmail Landing page
Rating
0 reviews
Alternatives Is it good?
CMDK for Gmail

CMDK (previously known as Simplehuman) is a browser extension that brings advanced keyboard shortcuts and command bar to Gmail, and teaches how to use them as you use Gmail everyday ⚡️

CMDK for Gmail Command bar in Gmail
Rating
0 reviews
Pricing
Paid Free trial $4 / Monthly
Alternatives Is it good?
Thalam
OpenAI-compatible API gateway for GPT, Claude, Gemini, DeepSeek, Qwen, Kling and more. One key, one endpoint, one bill. Pay per token, no lock-in. sponsored

Which is more popular?

Based on our record, CMDK for Gmail seems to be more popular. It has been mentioned 1 time since March 2021.

social mentions
0 vs 1
Email popularity
38% vs 62%
alternatives listed
11 vs 49

Base details

Website, pricing, platforms and company facts side by side.

ShowSubjectGmail
CMDK for Gmail
Website chromewebstore.google.com cmdk.email
Pricing —
Paid Free trial $4 / Monthly Official pricing
Platforms —
Google Chrome Arc Browser Edge Chromium +2
Company — Startup from the United States · 1 - 9 employees · 2023
Listed in
Email Marketing Email Marketing Platforms Developer Tools Email +1
Email Email Management Email Productivity Email Clients Gmail Tools +2

About ShowSubjectGmail and CMDK for Gmail

In their own words, as submitted to SaaSHub.

ShowSubjectGmail
CMDK for Gmail

No description of ShowSubjectGmail yet.

Use simpler keyboard shortcuts to navigate through email, archive, delete, switch between email in almost flow-state speeds. It brings the Superhuman shortcut experience right inside Gmail, without costing your $30/month. Features: 1. Superhuman shortcuts right inside Gmail - Esc, Snooze,...

Read more about CMDK for Gmail

Features and specs

What each product offers, as listed by its team.

ShowSubjectGmail 0 features
CMDK for Gmail 3 features

No features have been listed yet.

  • Advanced keyboard shortcuts
    Keyboard shortcuts to navigate in Gmail - go to Inbox, go to Spam, RSVP to events, unsubscribe from emails.
  • Command bar
    To search for shortcuts and act on your email
  • Inbox Zero
    Non boring screen when you hit inbox zero

Analysis

An editorial look at what each product does well and who it suits.

ShowSubjectGmail
CMDK for Gmail

Overall verdict

  • ShowSubjectGmail is a lightweight, focused Chrome extension that solves a genuine annoyance in Gmail by making full email subject lines visible in the inbox list, making it a useful and low-risk add-on for heavy email users.

Why this product is good

  • It expands truncated subject lines so you can read the full topic of an email without opening it
  • It's a simple, single-purpose tool that does one job well without unnecessary bloat
  • Being free and lightweight, it has minimal impact on browser performance
  • It improves inbox scanning efficiency, helping you triage messages faster
  • Easy to install and use with little to no configuration required

Recommended for

  • Heavy Gmail users who process large volumes of email daily
  • Professionals who rely on subject lines to prioritize and triage messages
  • People with long or detailed email subjects that get cut off in the default view
  • Users who prefer minimal, single-purpose extensions over feature-heavy ones

Overall verdict

  • CMDK for Gmail (cmdk.email) is a well-regarded productivity tool that brings keyboard-driven command palette functionality to Gmail, helping users navigate and manage their inbox faster without relying on the mouse.

Why this product is good

  • Provides a Spotlight/command-palette style interface for Gmail, letting you search, navigate, and act on emails quickly
  • Emphasizes keyboard shortcuts, which can significantly speed up common inbox tasks and reduce reliance on the mouse
  • Streamlines email workflows for power users who process high volumes of messages daily
  • Lightweight browser-based approach that integrates directly into the Gmail interface
  • Appeals to those who value efficiency and want to keep their hands on the keyboard

Recommended for

  • Power users and professionals who process large volumes of email daily
  • Keyboard-shortcut enthusiasts who prefer command-palette style navigation
  • Developers, founders, and knowledge workers seeking to speed up inbox management
  • Anyone using Gmail who wants a faster, more efficient email workflow

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
ShowSubjectGmail
CMDK for Gmail
38% 38%
Email
62% 62%
100% 100%
Developer Tools
0% 0%
0% 0%
Email Clients
100% 100%
100% 100%
Email Marketing Platforms
0% 0%

Questions & Answers

As answered by people managing ShowSubjectGmail and CMDK for Gmail.

What makes your product unique?

CMDK for Gmail's answer:

The only app out there which adds superhuman type keyboard shortcuts to Gmail, without the hefty price of $30/month.

What's the story behind your product?

CMDK for Gmail's answer:

I was a user of Superhuman for over 2 years and got tired of paying $30/month. I wanted the best features of Superhuman right inside Gmail, and thats when I started working on this browser extension.

Which are the primary technologies used for building your product?

CMDK for Gmail's answer:

Javascript, LLMs.

Why should a person choose your product over its competitors?

CMDK for Gmail's answer:

If you want to continue using Gmail but also want the Superhuman email experience.

Who are some of the biggest customers of your product?

CMDK for Gmail's answer:

We have executives from Reddit, Netflix, Microsoft, Flipkart using Simplehuman.

How would you describe the primary audience of your product?

CMDK for Gmail's answer:

Small business owners, founders, executive assistants, sales reps. Anyone who uses email a lot in their day.

User comments

Share your experience with using ShowSubjectGmail and CMDK for Gmail. For example, how are they different and which one is better?

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

ShowSubjectGmail 0 mentions
CMDK for Gmail 1 mention

Tracking ShowSubjectGmail since Mar 2021.

Alternatives to ShowSubjectGmail and CMDK for Gmail

When comparing ShowSubjectGmail and CMDK for Gmail, you can also consider the following products.

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