---
title: "Mailyr: Write Emails with GPT-5, Claude, and Gemini – Chrome extension stats, history and permissions"
description: "735 users, rated 4.46 by 11 people. Version 1.0.2, updated 2026-02-13. Requests 4 permissions."
url: "https://extensiontracker.com/extension/hdnoknmhhhcbjnbfjfadhebmhmcnlgjh"
---

# Mailyr: Write Emails with GPT-5, Claude, and Gemini

Live in the Chrome Web Store.

- Users: 735
- Rating: 4.46 from 11 ratings
- Last checked: 2026-09-27 02:16 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #28,355 of 264,702 live extensions
- Rank in Workflow & Planning: #7,439 of 44,474

## The listing

What the Chrome Web Store shows, as of the last check.

Summary from the listing:

> ChatGPT Mailyr: Write emails using GPT-5, Claude, and Gemini. Boost productivity with AI-powered email writing.

- Extension ID: `hdnoknmhhhcbjnbfjfadhebmhmcnlgjh`
- Developer: [getmailyr.com](https://extensiontracker.com/developer/u2eb768e075eb16eec8345668dc4552ca)
- Category: [Productivity › Workflow & Planning](https://extensiontracker.com/category/productivity/workflow)
- First published: 2023-02-24
- Last updated: 2026-02-13
- Version: `1.0.2`
- Size: 653 KiB
- Minimum Chrome: 88
- Languages (1): English
- Website: `getmailyr.com`
- Chrome Web Store: <https://chromewebstore.google.com/detail/mailyr-write-emails-with/hdnoknmhhhcbjnbfjfadhebmhmcnlgjh>
- View the code or download the CRX, in CRX Peek: <https://crxpeek.com/?id=hdnoknmhhhcbjnbfjfadhebmhmcnlgjh>

## Users over time

One row per check, newest first, as shown on the Chrome Web Store.

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 735 | 4.46 | 11 |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-27.

## What it can access

From the extension's manifest, in plain language.

### Sites

- `https://identitytoolkit.googleapis.com/*`: identitytoolkit.googleapis.com
- `https://www.getmailyr.com/*`: www.getmailyr.com

### Sites where it runs scripts

- `https://mail.google.com/*`: mail.google.com

### Browser features

- `identity`: Sign you in with your Google account
- `storage`: Save settings and data in your browser

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 2026-09-27 02:16 UTC; next check around 2026-10-11.

How the data is collected: <https://extensiontracker.com/methodology>.

## Cite this page

Extension Tracker. “Mailyr: Write Emails with GPT-5, Claude, and Gemini” (hdnoknmhhhcbjnbfjfadhebmhmcnlgjh). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/hdnoknmhhhcbjnbfjfadhebmhmcnlgjh. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_hdnoknmhhhcbjnbfjfadhebmhmcnlgjh,
  title   = {Mailyr: Write Emails with GPT-5, Claude, and Gemini (hdnoknmhhhcbjnbfjfadhebmhmcnlgjh)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/hdnoknmhhhcbjnbfjfadhebmhmcnlgjh},
  urldate = {2026-09-28}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/hdnoknmhhhcbjnbfjfadhebmhmcnlgjh>. It isn't affiliated with Google. The data is free to reuse under CC BY 4.0 (<https://creativecommons.org/licenses/by/4.0/>), crediting Extension Tracker. Extension, developer and list pages come as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.