---
title: "[NEW] Smartschool Grid - Percentages (Smarter Smartschool alternatief) – Chrome extension stats, history and permissions"
description: "10,000 users, rated 4.83 by 6 people. Version 3.0, updated 2026-02-01. Requests 1 permission."
url: "https://extensiontracker.com/extension/epjdekbdhhhpkpkclookegeabjkpblch"
---

# \[NEW\] Smartschool Grid - Percentages (Smarter Smartschool alternatief)

Live in the Chrome Web Store.

- Users: 10,000
- Rating: 4.83 from 6 ratings
- Last checked: 2026-09-27 00:47 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #5,164 of 264,703 live extensions
- Rank in Functionality & UI: #144 of 10,900

## The listing

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

Summary from the listing:

> Automatische percentages in je Smartschool puntenlijst. De veilige en open-source vervanger voor Smarter Smartschool.

- Extension ID: `epjdekbdhhhpkpkclookegeabjkpblch`
- Developer: [David Tanasescu](https://extensiontracker.com/developer/u0691dea4d68c01c8aeab05911b81f053)
- Category: [Make Chrome Yours › Functionality & UI](https://extensiontracker.com/category/make_chrome_yours/functionality)
- First published: 2025-11-12
- Last updated: 2026-02-01
- Version: `3.0`
- Size: 21.82 KiB
- Minimum Chrome: 88
- Languages (1): Nederlands
- Website: `davidtanasescu.com`
- Support page: `https://davidtanasescu.com`
- Chrome Web Store: <https://chromewebstore.google.com/detail/new-smartschool-grid-perc/epjdekbdhhhpkpkclookegeabjkpblch>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Fepjdekbdhhhpkpkclookegeabjkpblch>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 10,000 | 4.83 | 6 |

## 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

- `*://*.smartschool.be/*`: smartschool.be and its subdomains

### Sites where it runs scripts

- `*://*.smartschool.be/*`: smartschool.be and its subdomains

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [Smartschool Score Improver](https://extensiontracker.com/extension/conifdhgbdkogpjbmjielkbciclfekif) | 3,000 | 4.75 | 8 | Functionality & UI |
| [Smartschool Tweaks](https://extensiontracker.com/extension/nkapofkpgbkekifieeadkdnfnkbjpkpk) | 2,000 | 4.17 | 6 | Functionality & UI |
| [Smartschool Chat - Berichten, Media & Voice](https://extensiontracker.com/extension/abojcpfelefgoppjjpilgeeahjenicen) | 261 | 5.00 | 1 | Communication |

All 4 extensions by [David Tanasescu](https://extensiontracker.com/developer/u0691dea4d68c01c8aeab05911b81f053).

## 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 2026-09-27 00:47 UTC; next check around 2026-10-02.

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

## Cite this page

Extension Tracker. “\[NEW\] Smartschool Grid - Percentages (Smarter Smartschool alternatief)” (epjdekbdhhhpkpkclookegeabjkpblch). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/epjdekbdhhhpkpkclookegeabjkpblch. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_epjdekbdhhhpkpkclookegeabjkpblch,
  title   = {[NEW] Smartschool Grid - Percentages (Smarter Smartschool alternatief) (epjdekbdhhhpkpkclookegeabjkpblch)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/epjdekbdhhhpkpkclookegeabjkpblch},
  urldate = {2026-09-28}
}
```

---

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