---
title: "Sage Teachers: Timer, Groups, Wheel and Music – Chrome extension stats, history and permissions"
description: "No user count, no ratings yet. Version 1.0.0, updated 2026-11-10. Requests 3 permissions."
url: "https://extensiontracker.com/extension/jcmfegpelbddpidlfmkblbfelagggdhp"
---

# Sage Teachers: Timer, Groups, Wheel and Music

Live in the Chrome Web Store.

- Users: the store shows no user count
- Rating: no ratings yet
- Last checked: 2026-11-11 00:06 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)

## The listing

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

Summary from the listing:

> A class timer, group maker, name wheel and calm music, floating over any page or slideshow. Free, from Sage Teachers.

- Extension ID: `jcmfegpelbddpidlfmkblbfelagggdhp`
- Developer: [\[redacted\]](https://extensiontracker.com/developer/u5e1d88fdd5737c5f63a668141cb0f832)
- Enhanced Safe Browsing: Not trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Productivity › Education](https://extensiontracker.com/category/productivity/education)
- First published: 2026-11-10
- Last updated: 2026-11-10
- Version: `1.0.0`
- Size: 111 KiB
- Minimum Chrome: 88
- Languages (1): English
- Website: `sageteachers.com`
- Support page: `https://sageteachers.com/`
- Chrome Web Store: <https://chromewebstore.google.com/detail/sage-teachers-timer-group/jcmfegpelbddpidlfmkblbfelagggdhp>
- View its code or download CRX: <https://crxpeek.com/extension/jcmfegpelbddpidlfmkblbfelagggdhp>
- Search Google for the ID: <https://www.google.com/search?q=%22jcmfegpelbddpidlfmkblbfelagggdhp%22&tbs=li:1>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-11 | – | – | – |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-11-11.

## Developer history

Moves to another publisher account and new contact emails, newest first.

No move to another account and no new contact email since tracking began on 2026-11-11.

We know contact emails only by a keyed hash, so they're never shown. Recent changes: [Account and contact changes](https://extensiontracker.com/owners/).

## What it can access

From the extension's manifest, in plain language.

### Browser features

- `activeTab`: The tab you're on, only after you click the extension
- `scripting`: Run scripts on sites it can reach
- `storage`: Save settings and data in your browser

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked again 7 and 30 days after it was published, and again whenever a new version appears. Last checked 2026-11-11 00:06 UTC; next check around 2026-11-17.

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

## Cite this page

Extension Tracker. “Sage Teachers: Timer, Groups, Wheel and Music” (jcmfegpelbddpidlfmkblbfelagggdhp). Chrome Web Store data, last checked 2026-11-11. https://extensiontracker.com/extension/jcmfegpelbddpidlfmkblbfelagggdhp. Accessed 2026-11-13.

```bibtex
@misc{extensiontracker_jcmfegpelbddpidlfmkblbfelagggdhp,
  title   = {Sage Teachers: Timer, Groups, Wheel and Music (jcmfegpelbddpidlfmkblbfelagggdhp)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-11},
  url     = {https://extensiontracker.com/extension/jcmfegpelbddpidlfmkblbfelagggdhp},
  urldate = {2026-11-13}
}
```

---

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