---
title: "Trelson Mail Switch – Chrome extension stats, history and permissions"
description: "5,000 users, no ratings yet. Version 2.2.5, updated 2025-05-05. Requests 4 permissions."
url: "https://extensiontracker.com/extension/ddcmlceaelochmiiaicdhcehidcfbklg"
---

# Trelson Mail Switch

Live in the Chrome Web Store.

- Users: 5,000
- Rating: no ratings yet
- Last checked: 2026-09-26 23:40 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #10,298 of 264,703 live extensions
- Rank in Accessibility: #611 of 7,982

## The listing

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

Summary from the listing:

> Redirects users from Gmail to a custom webmail service

- Extension ID: `ddcmlceaelochmiiaicdhcehidcfbklg`
- Developer: [Trelson](https://extensiontracker.com/developer/ub5a55c7c2411205f4dc0a01297105bef)
- Category: [Make Chrome Yours › Accessibility](https://extensiontracker.com/category/make_chrome_yours/accessibility)
- First published: 2019-06-03
- Last updated: 2025-05-05
- Version: `2.2.5`
- Size: 194 KiB
- Minimum Chrome: 88
- Languages (1): English
- Website: `trelson.com`
- Chrome Web Store: <https://chromewebstore.google.com/detail/trelson-mail-switch/ddcmlceaelochmiiaicdhcehidcfbklg>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Fddcmlceaelochmiiaicdhcehidcfbklg>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-26 | 5,000 | – | – |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-26.

## What it can access

From the extension's manifest, in plain language.

### Browser features

- `identity`: Sign you in with your Google account
- `identity.email`: Read your Google account's email address
- `storage`: Save settings and data in your browser
- `webNavigation`: Follow your browsing, page by page

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [Trelson for Google Classroom](https://extensiontracker.com/extension/gedjdficbpcpddhchmofcbpjabgkacig) | 100,000 | 1.00 | 3 | Workflow & Planning |
| [Ouriginal for Google Classroom Extension](https://extensiontracker.com/extension/ibdcbopijgjjkihompigdaagfmdfagik) | 30,000 | – | – | Workflow & Planning |

All 3 extensions by [Trelson](https://extensiontracker.com/developer/ub5a55c7c2411205f4dc0a01297105bef).

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 2026-09-26 23:40 UTC; next check around 2026-09-29.

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

## Cite this page

Extension Tracker. “Trelson Mail Switch” (ddcmlceaelochmiiaicdhcehidcfbklg). Chrome Web Store data, last checked 2026-09-26. https://extensiontracker.com/extension/ddcmlceaelochmiiaicdhcehidcfbklg. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_ddcmlceaelochmiiaicdhcehidcfbklg,
  title   = {Trelson Mail Switch (ddcmlceaelochmiiaicdhcehidcfbklg)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-26},
  url     = {https://extensiontracker.com/extension/ddcmlceaelochmiiaicdhcehidcfbklg},
  urldate = {2026-09-28}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/ddcmlceaelochmiiaicdhcehidcfbklg>. 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`.