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Akmon vs Opsis

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

Akmon compared with Opsis
DetailAkmon logo AkmonOpsis logo Opsis
What it doesAI humanizer that rewrites AI text to pass AI detectors while preserving meaning and facts Autocomplete and AI assistant for Mac and Windows, built on a private account of your work
StageNot given Startup
FoundedNot given 2026
Based inNot given AU
Pricing modelFreemium Freemium
PricingFree: 275 words per text, 2 texts a month. Akmon Pass: 5,000 words in 3 days or 10,000 words in 7 days, pay once. Akmon Premium (Unlimited): monthly or yearly subscription with no word limits, 10,000 words per month in Claude and ChatGPT, priority support, cancel anytime. Not given
Key features
  • Deep Rewrite mode for maximum undetectability
  • Sentence Precise mode preserving original structure
  • Individual sentence rephrase with three rewrites
  • Word-level synonym swapping
  • Support for 16+ languages including English variants
  • Undetectability and Text quality ratings
  • Integration with Claude and ChatGPT
  • Rewrite history stored in account
  • Multi-platform access on web, iOS and Chrome
  • Preserve facts, quotes, names and citations
  • Autocomplete with Tab to accept drafts
  • Error detection and fact-checking
  • Cross-app integration
  • Source attribution for every suggestion
  • Context-aware AI assistance
  • One-click pause and privacy control
  • Encrypted data storage
  • Read-only app connections
  • Natural writing style matching
What makes it different
  • Fine-tuned rewriting models specifically built to break AI detection patterns
  • Preserves meaning, facts, numbers, quotes and paragraph structure
  • No prompt engineering required to use
  • Works inside existing tools like Claude and ChatGPT
  • Shows trade-offs with Undetectability and Text quality ratings
  • Finishes sentences from your actual work history and connected files, not generic AI
  • Shows source for every suggestion so you can verify it before accepting
  • Catches mistakes and contradictions between what you're writing and your work history
  • Works inline in the apps you already use without installation
  • You stay the author with full control over what gets written
Community votes00
DR (Domain Rating by Ahrefs)4 +2 (up) since last check4 no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)012
Referring domains (Majestic)01

4 details filled in for both companies.

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