---
title: "Prompt Natus - Free Prompt Optimizer – Chrome extension stats, history and permissions"
description: "274 users, no ratings yet. Version 1.0.2, updated 2026-05-13. Requests 11 permissions."
url: "https://extensiontracker.com/extension/iogmkmfahacmljahjnadjmkbgphkcpnh"
---

# Prompt Natus - Free Prompt Optimizer

Live in the Chrome Web Store.

- Users: 274
- Rating: no ratings yet
- Last checked: 2026-09-27 03:19 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #43,885 of 264,703 live extensions
- Rank in Tools: #12,703 of 103,498

## The listing

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

Summary from the listing:

> One-click prompt optimization for ChatGPT, Claude, Gemini & more. Use your own API key. Always free and simple to use.

- Extension ID: `iogmkmfahacmljahjnadjmkbgphkcpnh`
- Developer: [norocvit](https://extensiontracker.com/developer/ua566eb56d5eff70d0faeb4e79aec1ebb)
- Trader status: Not declared a trader under EU law
- Category: [Productivity › Tools](https://extensiontracker.com/category/productivity/tools)
- First published: 2025-11-02
- Last updated: 2026-05-13
- Version: `1.0.2`
- Size: 62.58 KiB
- Minimum Chrome: 88
- Languages (1): English
- Website: `promptnatus.com`
- Chrome Web Store: <https://chromewebstore.google.com/detail/prompt-natus-free-prompt/iogmkmfahacmljahjnadjmkbgphkcpnh>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Fiogmkmfahacmljahjnadjmkbgphkcpnh>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 274 | – | – |

## 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

- `https://aistudio.google.com/*`: aistudio.google.com
- `https://chat.deepseek.com/*`: chat.deepseek.com
- `https://chat.mistral.ai/*`: chat.mistral.ai
- `https://chatgpt.com/*`: chatgpt.com
- `https://claude.ai/*`: claude.ai
- `https://copilot.microsoft.com/*`: copilot.microsoft.com
- `https://gemini.google.com/*`: gemini.google.com
- `https://generativelanguage.googleapis.com/*`: generativelanguage.googleapis.com
- `https://www.perplexity.ai/*`: www.perplexity.ai

### Sites where it runs scripts

- `https://aistudio.google.com/*`: aistudio.google.com
- `https://chat.deepseek.com/*`: chat.deepseek.com
- `https://chat.mistral.ai/*`: chat.mistral.ai
- `https://chatgpt.com/*`: chatgpt.com
- `https://claude.ai/*`: claude.ai
- `https://copilot.microsoft.com/*`: copilot.microsoft.com
- `https://gemini.google.com/*`: gemini.google.com
- `https://www.perplexity.ai/*`: www.perplexity.ai

### Browser features

- `activeTab`: The tab you're on, only after you click the extension
- `storage`: Save settings and data in your browser

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [MailCodeReader](https://extensiontracker.com/extension/obhnodkdmnlahpcieehnkgdkmdandfip) | 34 | – | – | Tools |

All 2 extensions by [norocvit](https://extensiontracker.com/developer/ua566eb56d5eff70d0faeb4e79aec1ebb).

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 2026-09-27 03:19 UTC; next check around 2026-10-02.

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

## Cite this page

Extension Tracker. “Prompt Natus - Free Prompt Optimizer” (iogmkmfahacmljahjnadjmkbgphkcpnh). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/iogmkmfahacmljahjnadjmkbgphkcpnh. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_iogmkmfahacmljahjnadjmkbgphkcpnh,
  title   = {Prompt Natus - Free Prompt Optimizer (iogmkmfahacmljahjnadjmkbgphkcpnh)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/iogmkmfahacmljahjnadjmkbgphkcpnh},
  urldate = {2026-09-28}
}
```

---

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