---
title: "Mouseless Stack-Calculator Ext – Chrome extension stats, history and permissions"
description: "1,000 users, rated 4.26 by 39 people. Version 1.300, updated 2022-08-30. Requests 1 permission."
url: "https://extensiontracker.com/extension/gioiiinkphfmlagimjfjpamickecbnel"
---

# Mouseless Stack-Calculator Ext

Live in the Chrome Web Store.

- Users: 1,000
- Rating: 4.26 from 39 ratings
- Last checked: 2026-11-09 20:01 UTC
- Users gained in 7 days: No change
- Users gained in 30 days: No change (+0.0%)
- Rank by users: #17,862 of 292,130 live extensions
- Rank in Household: #22 of 561

## The listing

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

Summary from the listing:

> An innovative RPN and stack-calculator with keyboard input (as chrome extension)

- Extension ID: `gioiiinkphfmlagimjfjpamickecbnel`
- Developer: [frans schrijver](https://extensiontracker.com/developer/uf3eb71debf73cf569978603c05895972)
- Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Lifestyle › Household](https://extensiontracker.com/category/lifestyle/household)
- First published: 2010-02-05
- Last updated: 2022-08-30
- Version: `1.300`
- Size: 148 KiB
- Minimum Chrome: 88
- Languages (1): English
- Website: `http://www.stack-calculator.com/`
- Chrome Web Store: <https://chromewebstore.google.com/detail/mouseless-stack-calculato/gioiiinkphfmlagimjfjpamickecbnel>
- View its code or download CRX: <https://crxpeek.com/extension/gioiiinkphfmlagimjfjpamickecbnel>
- Search Google for the ID: <https://www.google.com/search?q=%22gioiiinkphfmlagimjfjpamickecbnel%22&tbs=li:1>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-09 | 1,000 | 4.26 | 39 |
| 2026-11-02 | 1,000 | 4.26 | 39 |
| 2026-10-26 | 1,000 | 4.26 | 39 |
| 2026-10-19 | 1,000 | 4.26 | 39 |
| 2026-10-12 | 1,000 | 4.26 | 39 |
| 2026-10-04 | 1,000 | 4.26 | 39 |
| 2026-09-28 | 1,000 | 4.26 | 39 |
| 2026-09-27 | 1,000 | 4.26 | 39 |

## What changed

Every change found on a check, newest first.

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

## 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 2026-09-27.

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.

### Sites

- `https://www.ecb.europa.eu/`: www.ecb.europa.eu

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [Radio Station-to-Station Ext](https://extensiontracker.com/extension/bjgdhmgldpmbfokgehkdkddahldjjmnc) | 6,000 | 4.30 | 37 | Just for Fun |
| [Smart Web History](https://extensiontracker.com/extension/kanclabngbpdfefjlefahbjfgdfkhnbp) | 143 | 3.50 | 2 | Tools |

All 3 extensions by [frans schrijver](https://extensiontracker.com/developer/uf3eb71debf73cf569978603c05895972).

## 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 2026-11-09 20:01 UTC; next check around 2026-11-16.

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

## Cite this page

Extension Tracker. “Mouseless Stack-Calculator Ext” (gioiiinkphfmlagimjfjpamickecbnel). Chrome Web Store data, last checked 2026-11-09. https://extensiontracker.com/extension/gioiiinkphfmlagimjfjpamickecbnel. Accessed 2026-11-13.

```bibtex
@misc{extensiontracker_gioiiinkphfmlagimjfjpamickecbnel,
  title   = {Mouseless Stack-Calculator Ext (gioiiinkphfmlagimjfjpamickecbnel)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-09},
  url     = {https://extensiontracker.com/extension/gioiiinkphfmlagimjfjpamickecbnel},
  urldate = {2026-11-13}
}
```

---

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