AI writing tools to detect, humanize, rewrite and check grammar
AI-powered macOS writing assistant for grammar, translation, and productivity
Stage
Startup
Not given
Founded
2026
Not given
Based in
GB
DE
Pricing model
Freemium
Paid
Pricing
Free: unlimited AI Detector, 3 daily uses on writing tools, 5 of 9 humanizer modes, 5 of 8 rewriter tones. Starter $9.99/mo (or $7.99/mo annually): 30K words/month, every humanizer and rewriter mode, 500 words per process. Pro $19.99/mo (or $15.99/mo annually): 100K words/month, no per-request word
$29 one-time for Standard license (1 device), $59 one-time for Pro license (3 devices). Optional RewriteBar Gateway Credits: 100 once for $29 plan, 100 once for $59 plan, 3 million per month available. Free trial with up to 100 corrections.
Key features
Unlimited free AI detector with no daily limit or signup required
AI Humanizer with 9 writing modes including Standard, Academic, Blog, Formal, and Simple
Statistical detection engine that processes text on own servers with no third-party sharing
AI Rewriter with 8 different tones
Grammar Checker tool included in all plans
Chrome Extension for in-browser humanizing and detection
Brand Voice feature for maintaining consistent tone across 1-3 voices depending on plan
Re-humanize function to generate genuinely different drafts at higher variation
Custom AI actions and workflows
Side-by-side text comparison
Keyboard shortcuts
What makes it different
Unlimited free AI detector with no daily limits, while competitors limit guests to 3 scans per day
Published accuracy rates with measured false-positive and false-negative rates instead of unverifiable claims
Integrated detect-then-fix workflow keeping flagged drafts in one tool instead of switching between products
Privacy-first approach with AI Detector processing text on own servers with no third-party access
Browser-first start with no extension setup or account creation required before first use
Works in any macOS app without switching applications
Coda One
RewriteBar