Products

Zephr

AI-nativeSkill

Rewrite anything, instantly.

zephr-app.com SourceWriting & Documents / Grammar & Proofreading

AI Benchmark
Desktop
Mobile
Monthly visits
<5K
Sep 2026
Public revenue
Undisclosed
No public revenue evidence yet
Entry price
$5.99/mo
Lower than 71% of peersNiche median $9/mo
Creators
Derek Lei
GitHub @dereklei12
Launched
7mo ago
2026-04-06 · Est.

Traffic

Last 12 months
Monthly visitsData through Sep 2026 · Oct 2026 pending
Events1 marketing move

Marketing moves

Launches, search & content, referrals, promotions

  • Launched on Product HuntLaunch

    AI rewriting Assistant. One shortcut, formatting preserved.

    Apr 6 · 7mo agoLaunch page

Open Source & Agent Ecosystem

GitHub · MCP / Skill
dereklei12/zephr-releases
Last commit 2026-04-04
GitHub Stars
Public repo
Forks
—
License
See repository
Primary language
—
Browse peer open-source projects →

Agent, MCP & Developer Integration

Agent Skill
Integration docs
Ecosystem & integrations:
SlackNotionOpenAIAnthropicGoogleOpenRouterClaude CodeCodexGeminiOllama
Exposed tool capabilities:
Tone RewriterSpell CheckerFix grammarPolish proseTranslateChange tone
Browse developer & CLI tools →

Traffic sources

Sep 2026

Traffic breakdown

Channels

  • Direct30%
  • Organic Search27%
  • Referrals12%
  • Display Ads8%
  • Other22%

Countries

  • United States46%
  • United Kingdom32%
  • India22%

Search

Domain authority —Domain registered 2026-02-28

KeywordMonthly volume
zephr1,740
zephr app500

Traffic data: Vaneform

Pricing

Free
$0
50 rewrites with Zephr model · Unlimited rewrites with your own CLI / API · All languages supported · Custom rewriting rules
Pro
$5.99/mo
Unlimited rewrites with Zephr model · Faster response speed · Powered by built-in AI model · Priority support

Trial: None · 1 paid tier ($5.99) · Observed 2026-11-03 · Source page

Entry price $5.99/mo, Lower than 71% of peers; “Grammar & Proofreading” median is $9/mo.View pricing benchmark

Pages & changes

Tracked since 2026-04-06

Key pages

Weekly snapshots
Home
www.zephr-app.com/ Snapshot 2026-11-03

Changes

No pricing, plan, or positioning changes detected since tracking started.

Questions & evidence

How much does Zephr cost?
Free: $0; Pro: $5.99/mo. Observed 2026-11-03. Check the source for current billing terms, usage limits and taxes.Source
How much website traffic does Zephr get?
Vaneform estimates <5K website visits in 2026-09. Visits can include repeat visits; this estimate measures web traffic separately from paying customers or revenue.Source
What is Zephr and what platforms does it support?
Zephr is catalogued under Grammar & Proofreading: Rewrite anything, instantly.. Supported platforms: Web.
Is Zephr open source?
Zephr has a public repository (https://github.com/dereklei12/zephr-releases) with its source repository published.Source

Related products in this category

Writing & Documents / Grammar & Proofreading

These products share a catalog category. Compare customer tasks, features and deployment requirements before treating them as alternatives.