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tono vs Undetectable AI

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

tono compared with Undetectable AI
Detailtono logo tonoUndetectable AI logo Undetectable AI
What it doesRewrite or reply to your messages before you send them, choosing from safer, funnier, or custom tones Detect AI, humanize your writing, and enhance your creative work
StageStartup Not given
FoundedNot given 2023
Based inNot given US
Pricing modelFreemium Freemium
PricingFree: $0 forever for on-device rewrites with unlimited rewrites, no account required. Pro: $3.99/month or $39.99/year; new subscribers get a 14-day free trial and can cancel anytime. Free tier with limited features. Paid plans: $5/month (yearly at $60), $9.50/month (yearly at $114), $15.75/month (yearly at $189), $21.25/month (50,000 words/month). Monthly options: $9.99, $19.00, $31.00, $42.50. Business plans available with custom pricing.
Key features
  • Safer tone that clarifies and reduces hostility
  • Funnier tone that changes register
  • Custom tone by typing your own instructions
  • Cloud rewrites for Pro subscribers
  • How I Sound feature to apply your voice to rewrites
  • Support for longer drafts on Pro
  • Works in iPhone keyboard and as an app
  • Multi-model AI text detection across multiple detectors
  • AI humanizer that rewrites text to sound naturally human
  • Chrome Extension for detection and humanization anywhere online
  • Support for 50+ languages including English, Spanish, French, German, Chinese, Japanese
  • Money-back guarantee if output flagged as AI
  • API access with personal use and redistribution plans
What makes it different
  • Never sends messages automatically—you always copy and send manually
  • Drafts never used to train models; privacy-first design
  • Free on-device rewrites with no daily limits or quotas
  • Works directly in iPhone keyboard for seamless workflow
  • Proprietary humanizer fine-tuned on specific consenting human writers for hyper-specialized rewriting
  • Rated #1 Best AI Detector by Forbes
  • Outputs verified to pass all major AI detectors
Community votes00
DR (Domain Rating by Ahrefs)23 −4 (down) since last check79 no change since last check
Trust Flow (Majestic)318
Citation Flow (Majestic)2247
Referring domains (Majestic)114196

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