Products

Refine

AI-native

The offline AI grammar checker

refine.sh Source DiscordWriting & Documents / Grammar & Proofreading

AI Benchmark
Desktop
Mobile
Monthly visits
<5K
Oct 2026
Public revenue
Undisclosed
No public revenue evidence yet
Entry price
$38/mo
Higher than 90% of peersNiche median $9/mo
Creators
runjuu
No social account linked
Launched
16mo ago
2025-07-14 · Est.

Traffic

Monthly visitsData through Oct 2026
Events8 changes

Marketing moves

Launches, search & content, referrals, promotions
X accounts@refine_dev@runjuuu@therefineapp

  • Launched on Show HN (408 pts · 210 comments)Launch

    Refine – A Local Alternative to Grammarly

    Jul 14, 2025 · 16mo agoLaunch page

Open Source & Self-Hosting

GitHub · MCP / Skill
refine-sh/refine-protocol
GitHub Stars
Public repo
Forks
—
License
See repository
Primary language
—
Browse peer open-source projects →

Traffic sources

Oct 2026

Traffic breakdown

Channels

  • Direct43%
  • Organic Search33%
  • Referrals11%
  • Social6%
  • Other7%

Countries

  • Japan75%
  • India25%

Search

Domain authority —Domain registered 2025-07-12

KeywordMonthly volume
refine30.4K
バリエーション 英語1,520
refine 中文390
grammar refine210
ai free grammar fix rewrite french tool in macos20

Traffic data: Vaneform

Pricing

Free
Unknown
Core grammar checking · Limited advanced features · Occasional reminders
Lifetime
$38/once
Use on 1 device · All features unlocked · All future updates

Trial: None · 1 paid tier ($38) · Observed 2026-11-03 · Source page

Entry price $38/mo, Higher than 90% of peers; “Grammar & Proofreading” median is $9/mo.View pricing benchmark

Pages & changes

Tracked since 2026-07-31

Key pages

Weekly snapshots
refine.sh/ Snapshot 2026-11-04

Changes

  1. Nov 1 · 14d ago

    Homepage headline (H1) changed to “The offline AI grammar checker”Positioning

    Your offline AI for perfect grammar→The offline AI grammar checker

    At the time: <5K visits/mo7 concurrent moves
  2. Nov 1 · 14d ago

    Adopted technology: Cloudflare Browser InsightsFeatures

    —→Cloudflare Browser Insights

    At the time: <5K visits/mo7 concurrent moves
  3. Nov 1 · 14d ago

    Adopted technology: HTTP/3Features

    —→HTTP/3

    At the time: <5K visits/mo7 concurrent moves
  4. Nov 1 · 14d ago

    Adopted technology: TurbopackFeatures

    —→Turbopack

    At the time: <5K visits/mo7 concurrent moves
  5. Nov 1 · 14d ago

    Adopted technology: UmamiFeatures

    —→Umami

    At the time: <5K visits/mo7 concurrent moves
  6. Nov 1 · 14d ago

    Removed technology: VercelFeatures

    Vercel→—

    At the time: <5K visits/mo7 concurrent moves

Questions & evidence

How much does Refine cost?
Free: Unknown; Lifetime: $38/once. Observed 2026-11-03. Check the source for current billing terms, usage limits and taxes.Source
How much website traffic does Refine get?
Vaneform estimates <5K website visits in 2026-10. Visits can include repeat visits; this estimate measures web traffic separately from paying customers or revenue.Source
What is Refine and what platforms does it support?
Refine is catalogued under Grammar & Proofreading: The offline AI grammar checker. Supported platforms: Web.
Is Refine open source?
Refine has a public repository (https://github.com/refine-sh/refine-protocol) with its source repository published.Source

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Writing & Documents / Grammar & Proofreading

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