
Mailo
Superhuman
Soverin
Horde
ProtonMail
Mailpile
Teknik Mail
Email at its best, new from Basecamp.

IronClaw
Cencurity
Guardrly
BoundaryAI
Langfuse
Datadog
keychains.dev
Transparent proxy that secures AI agents with guardrails

Which is more popular?
Based on our record, HEY seems to be more popular. It has been mentioned 24 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | hey.com | github.com |
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What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Hey Review: Why this $99 per year email is Superhuman's Most Exciting Challenger | Keep Productive
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using HEY and CtrlAI. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Apple apparently told ProtonMail "out of the blue" that it was required to add an in-app purchase option to stay in the App Store. Similar to the situations with HEY and Wordpress earlier this year, ProtonMail had a...
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Recommendations tracked on public social media and blogs since March 2021.


Seven gems to manage background jobs. The team looked at what they were running and said "this can't be right." That became the brief for Solid Queue. Rosa got picked for the project, built it in production at Hey first, iterated on it... - Source: dev.to / 3 months ago
Basecamp: After using clouds from both Amazon and Google extensively over the past 15 years, we finally had enough of the outrageous bills and the ever-increasing complexity. So in 2023, we pulled Basecamp, HEY, and five other heritage... - Source: dev.to / about 1 year ago
Attending the latest edition of Rails World and watching the talk by DHH made me realize that generating views on the backend with Rails was no longer synonymous with slow, ugly interfaces that do not care about UX. With Hotwire, through... - Source: dev.to / over 2 years ago
Tracking CtrlAI since Apr 2026.
When comparing HEY and CtrlAI, you can also consider the following products.

Mailo is an email client where you can send and receive emails to and from anyone with an email address.
Compare Mailo to HEY or CtrlAI:




Soverin is the honest email service that doesn’t sell your data.
Compare Soverin to HEY or CtrlAI:

Monitor every API call your AI Agent makes. Guardrly provides real-time alerts, visual audit logs, and PII scrubbing to prevent rogue actions from banning your Meta Ads or Shopify accounts. Know what your agent did before it's too late.
Compare Guardrly to HEY or CtrlAI: