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Opsis vs Textero

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

Opsis compared with Textero
DetailOpsis logo OpsisTextero logo Textero
What it doesAutocomplete and AI assistant for Mac and Windows, built on a private account of your work AI essay generator with real citations and plagiarism check
StageStartup Not given
Founded2026 Not given
Based inAU CY
Pricing modelFreemium Freemium
PricingNot given Free version with 5 daily AI credits; Premium Monthly at $19.99/month; Premium Quarterly at $14.99/month (25% off, $44.99/quarter); Premium Yearly at $8.25/month (59% off, $99.00/year)
Key features
  • 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
  • Generate complete essays up to 20,000 words
  • Upload custom sources and instructions
  • Real citations from scholarly sources
  • Multiple citation formats (MLA, APA, Chicago)
  • Built-in plagiarism and AI detector
  • Support for 7+ languages
  • PDF upload and summarization
  • Essay editing and paraphrasing tools
  • Outline generator
  • AI detection remover
What makes it different
  • 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
  • Trained specifically on academic datasets
  • Unlimited commands and credits in premium tier
  • Generate complete drafts in moments
  • Download as Google Doc
  • 14-day money-back guarantee on quarterly and yearly plans
Community votes00
DR (Domain Rating by Ahrefs)4 no change since last check63 no change since last check
Trust Flow (Majestic)015
Citation Flow (Majestic)1240
Referring domains (Majestic)1911

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