ShroomPen
Reply, rewrite, fix grammar, translate with single extension
Details
- External ID
- 1257716
- Source
- PH
- Company
- —
- Product
- ShroomPen
- Website domain
- producthunt.com
- Launched
- Sept. 25, 2026
- Cohort
- —
- Upvotes
- 101
- Upvotes percentile
- 0.9858349369253795
- Tags
- Productivity, Writing, Privacy
- Fetched at
- Sept. 26, 2026, 6:20 p.m.
- Updated at
- Sept. 26, 2026, 6:20 p.m.
Description
ShroomPen is a privacy-first browser writing assistant that lets you instantly reply, rewrite, fix grammar, or translate text across any website without sending sensitive data to the cloud. Designed to balance AI convenience with absolute data privacy, it keeps all your page, field, tab, and session context securely on your device, giving you complete control over your everyday web workflow.
Enrichment
- Theme
- markdown editors and writing tools
- Vertical
- Horizontal
- Function
- Content generation
- Audience
- Prosumer
- AI stance
- AI-native
- Project type
- Commercial product
- Normalized one-liner
- browser extension for ai writing and editing
- Manually corrected
- False
Could you build this?
Yes This is a browser extension using content scripts to interact with text fields and leveraging Chrome's built-in on-device Prompt API (or WebLLM) to perform local rewrites without external API calls.
Competitors
Other products that read as similar to this one — 18 launches clear the similarity bar, closest 8 shown.
Attention rank: #1 of 19 (itself plus its competitors, highest first — normalized so YC and Product Hunt are compared fairly).
Launched 76 days after the earliest competitor.
- ReplyPixel · ph · 2026-09-26 · 1 upvotes · similarity 0.42
- WriteFlow AI · ph · 2026-09-24 · 2 upvotes · similarity 0.37
- Penwick · ph · 2026-09-15 · 1 upvotes · similarity 0.36
- Replr · ph · 2026-09-26 · 3 upvotes · similarity 0.36
- youish — script sanctuary · ph · 2026-09-24 · 1 upvotes · similarity 0.35
- Ryu Journal · ph · 2026-09-28 · 98 upvotes · similarity 0.35
- shrl.io · ph · 2026-09-11 · 2 upvotes · similarity 0.34
- phras.ai · ph · 2026-09-22 · 1 upvotes · similarity 0.34
Other launches for this product
- No other launches for this product.
Same idea, different domain
Nobody's really built a content generation tool for Government yet.