# ShroomPen — Free Chrome extension to reply, rewrite, fix grammar and translate text with your own AI key
Source: https://maarket.ai/others/shroompen
Last updated: 2026-09-29

## ShroomPen at a glance
- Category: Others (https://maarket.ai/category/others)
- Best for: Solo Founder, Startup, SMB
- Agent compatibility: Not listed
- Karma Points: 10
- Rank in category: #7
- Community: 0 use this, 0 recommend it, 0 all-time clicks
- Website: https://shroompen.com/

## About ShroomPen
ShroomPen is a free Chrome extension for practical writing in Gmail, LinkedIn, Google Docs and other web apps. It offers four actions: Reply, Rewrite, Fix Grammar and Translate, using context from the current page and selected tabs. You bring your own key for OpenRouter, OpenAI, Anthropic, Gemini, Ollama or LM Studio. It has no ShroomPen backend, telemetry or account, and a request preview shows what is sent.

## Alternatives in Others
| Product | Karma Points | Link |
| --- | --- | --- |
| DocuSign | 26 | https://maarket.ai/others/docusign |
| minimi 2.0 | 25 | https://maarket.ai/others/minimi-2-0 |
| ZeroMark | 20 | https://maarket.ai/others/zeromark |
| Grammarly | 17 | https://maarket.ai/others/grammarly |
| QuillBot | 16 | https://maarket.ai/others/quillbot |
| KiwiDesk | 15 | https://maarket.ai/others/kiwidesk |
| 10xJoy | 10 | https://maarket.ai/others/10xjoy |
| Paragraph Notes | 10 | https://maarket.ai/others/paragraph-notes |
| CC (Google Labs) | 10 | https://maarket.ai/others/cc-google-labs |
| Clicks Communicator | 10 | https://maarket.ai/others/clicks-communicator |
| Psst | 10 | https://maarket.ai/others/psst |
| Kleanly | 10 | https://maarket.ai/others/kleanly |
| Turfs | 10 | https://maarket.ai/others/turfs |
| Keet | 10 | https://maarket.ai/others/keet |
| SOUND | 10 | https://maarket.ai/others/sound |
| Googlebook | 10 | https://maarket.ai/others/googlebook |
| Bitrise Remote Dev Environments | 5 | https://maarket.ai/others/bitrise-remote-dev-environments |
| Keysake | 5 | https://maarket.ai/others/keysake |
| Appwrite 2.0 | 5 | https://maarket.ai/others/appwrite-2-0 |
| Expand Board for macOS | 5 | https://maarket.ai/others/expand-board-for-macos |
| Harbor | 5 | https://maarket.ai/others/harbor |
| Thread | 5 | https://maarket.ai/others/thread |
| Termphin | 5 | https://maarket.ai/others/termphin |
| Die With Me | 5 | https://maarket.ai/others/die-with-me |
| PeekPaste | 5 | https://maarket.ai/others/peekpaste |
| Fide Island | 5 | https://maarket.ai/others/fide-island |
| AppZapper 3000 | 5 | https://maarket.ai/others/appzapper-3000 |
| Thoughts for Mac | 5 | https://maarket.ai/others/thoughts-for-mac |
| Mac Duo | 5 | https://maarket.ai/others/mac-duo |
| TryCase | 5 | https://maarket.ai/others/trycase |
| DynamicLake 2.0 | 5 | https://maarket.ai/others/dynamiclake-2-0 |
| Afterglow | 5 | https://maarket.ai/others/afterglow |
| Doneit 3.2 | 5 | https://maarket.ai/others/doneit-3-2 |
| Project Feed | 5 | https://maarket.ai/others/project-feed |
| Deplo | 5 | https://maarket.ai/others/deplo |
| Launchie 1.6.1 | 5 | https://maarket.ai/others/launchie-1-6-1 |
| Tangerine | 5 | https://maarket.ai/others/tangerine |
| Blanc | 5 | https://maarket.ai/others/blanc |
| PeakHour 6 | 5 | https://maarket.ai/others/peakhour-6 |
| PR Lens by Coldtea.ai | 5 | https://maarket.ai/others/pr-lens-by-coldtea-ai |
| Raycast 2.0 | 5 | https://maarket.ai/others/raycast-2-0 |
| iPhone Duo | 5 | https://maarket.ai/others/iphone-duo |
| Tucky | 5 | https://maarket.ai/others/tucky |
| Resurf | 5 | https://maarket.ai/others/resurf |
| AirPods 5 | 5 | https://maarket.ai/others/airpods-5 |
| QApilot MCP for Android | 5 | https://maarket.ai/others/qapilot-mcp-for-android |
| easyspecs.ai | 5 | https://maarket.ai/others/easyspecs-ai |
| Assist | 5 | https://maarket.ai/others/assist |
| Clipwise | 5 | https://maarket.ai/others/clipwise |
| Clipnote | 5 | https://maarket.ai/others/clipnote |
| Moji | 5 | https://maarket.ai/others/moji |
| Nametag | 5 | https://maarket.ai/others/nametag |
| GhostWriter by MyHandler | 5 | https://maarket.ai/others/ghostwriter-by-myhandler |
| Marked Share | 5 | https://maarket.ai/others/marked-share |
| DockFix 5.0 | 5 | https://maarket.ai/others/dockfix-5-0 |
| Coherence X6 for macOS | 5 | https://maarket.ai/others/coherence-x6-for-macos |
| ChatHop | 5 | https://maarket.ai/others/chathop |
| Lyrimuse | 5 | https://maarket.ai/others/lyrimuse |
| Pastea | 5 | https://maarket.ai/others/pastea |
| chat-recall | 5 | https://maarket.ai/others/chat-recall |
| Wokyintosh | 5 | https://maarket.ai/others/wokyintosh |
| Kirokune | 5 | https://maarket.ai/others/kirokune |
| sizeless | 5 | https://maarket.ai/others/sizeless |
| Stackness | 5 | https://maarket.ai/others/stackness |
| Vibe Eyes | 5 | https://maarket.ai/others/vibe-eyes |
| Kane CLI | 5 | https://maarket.ai/others/kane-cli |
| Ito | 5 | https://maarket.ai/others/ito |
| Origin by Cursor | 5 | https://maarket.ai/others/origin-by-cursor |
| Claude Watermark Remover | 5 | https://maarket.ai/others/claude-watermark-remover |
| Superflow AI | 5 | https://maarket.ai/others/superflow-ai |
| Checksum AI | 5 | https://maarket.ai/others/checksum-ai |
| Diet Claude | 5 | https://maarket.ai/others/diet-claude |
| Microduck | 5 | https://maarket.ai/others/microduck |
| dif.sh | 5 | https://maarket.ai/others/dif-sh |
| Creatium Coach | 5 | https://maarket.ai/others/creatium-coach |
| myAIcademy | 5 | https://maarket.ai/others/myaicademy |
| Gauth AI Course | 5 | https://maarket.ai/others/gauth-ai-course |
| CleanShot 5.0 with Studio Mode | 5 | https://maarket.ai/others/cleanshot-5-0-with-studio-mode |
| AI Toolbox 3.0 | 5 | https://maarket.ai/others/ai-toolbox-3-0 |
| Linguo Translate | 5 | https://maarket.ai/others/linguo-translate |

## Frequently asked questions

### Is ShroomPen free?
Yes, it is free with no subscription or ShroomPen account; you use your own AI provider key.

### Which AI providers work?
OpenRouter, OpenAI, Anthropic, Gemini, Ollama and LM Studio or any OpenAI-compatible server.

### Where does my data go?
Requests go directly from your browser to your chosen provider; there is no ShroomPen backend or telemetry.

### Which browsers are supported?
Chrome, via the Chrome Web Store.

### Is ShroomPen agent ready?
ShroomPen is not listed as Agent Ready or MCP Native on Maarket.

### Who is ShroomPen best for?
ShroomPen is listed as a fit for Solo Founder, Startup, SMB teams.

### What does ShroomPen do?
Free Chrome extension to reply, rewrite, fix grammar and translate text with your own AI key

### What are the alternatives to ShroomPen?
Other Others products on Maarket include QuillBot, Grammarly, DocuSign, Bitrise Remote Dev Environments, Keysake, Appwrite 2.0.

### How is ShroomPen ranked on Maarket?
Purely by Karma Points earned from community actions — reviews, recommends, use signals and clicks. There is no pay-to-rank; sponsor placements are always clearly labeled.