---
title: "MailTracker – Chrome extensions from this developer"
description: "2 Chrome extensions from the publisher account of MailTracker, with 201,000 users in all."
url: "https://extensiontracker.com/developer/uda4c72739972b49f76da05293ba7de56"
---

# MailTracker

- Extensions: 2
- Users in all: 201,000
- First published: 2016-11-30
- Publisher account: `uda4c72739972b49f76da05293ba7de56`

Extensions are grouped by the store's own publisher account ID, so a developer who uses several accounts appears on several pages. Live extensions come first, most users first.

| Extension | Category | Users | Rating | Updated | Status |
| --- | --- | ---: | ---: | --- | --- |
| [MailTracker: Email tracker for Gmail](https://extensiontracker.com/extension/pgbdljpkijehgoacbjpolaomhkoffhnl) | Communication | 200,000 | 4.62 | 2026-10-30 | Live |
| [HumanLetter: Certify Your Human Touch.](https://extensiontracker.com/extension/hhncmpjgkacnijblmcfoammdghllhnmn) | Tools | 1,000 | 5.00 | 2025-08-05 | Live |

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/developer/uda4c72739972b49f76da05293ba7de56>. 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. Every page except search comes as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.