
CodeKitHub
CodeSwissKnife
DeveloperToolBox.tech
DevNestTools
eToolKing
Toolbox-Dev
DevToolbox is a free, no-signup collection of 148 client-side developer tools and 78 guides — a lightweight alternative to installing dozens of separate SaaS dev-tool apps.

Shortwave
Spark Mail
Gmail
Sanebox
Airmail
FiloMail
InboxZero
Superhuman is an email management tool.

Which is more popular?
Based on our record, Superhuman seems to be more popular. It has been mentioned 26 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | devtoolz.dev | superhuman.com |
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What each product offers, as listed by its team.


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No analysis of devtoolz.dev yet.
Overall verdict
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How Superhuman Email Works
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It's important to note that Superhuman doesn't offer a free version or trial, which could be a drawback for those who prefer to test a service before committing to a subscription. However, Superhuman does provide a...
Recommendations tracked on public social media and blogs since March 2021.


Tracking devtoolz.dev since Sep 2026.
A Superhuman-style email interface with a clean inbox and focused email preview. - Source: dev.to / 4 months ago
Remember I said that some apps address these issues much better than others? Recent famous examples are Linear and Figma. Both have disrupted incredibly competitive markets by being technologically superior. Other examples are Superhuman... - Source: dev.to / over 2 years ago
Then there is the mother of all. Superhuman, advocating for productivity in emails:. - Source: dev.to / over 2 years ago
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Email smarter & faster with a reinvented experience for your Gmail
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Feature-packed developer toolkit. Includes text conversion, encoding, UUID generation, cryptography, color conversion, JSON/XML formatting, and more for simplified, efficient development tasks without online data transmission.
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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
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Free browser-based tools for formatting, encoding, decoding, conversion, generators and everyday software development tasks.
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Gmail is available across all your devices Android, iOS, and desktop devices. Sort, collaborate or call a friend without leaving your inbox.
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