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AI Perfect Assistant vs OpenImmersive Translator

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

AI Perfect Assistant compared with OpenImmersive Translator
DetailAI Perfect Assistant logo AI Perfect AssistantOpenImmersive Translator logo OpenImmersive Translator
What it doesChatGPT add-ins for Microsoft Office applications to boost productivity with AI tools Free, open-source browser extension for side-by-side translation on any webpage in 199 languages
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Freemium
PricingFree plan available forever with 10 monthly tokens and default model selection. Premium plan at $25.99/month (discounted to $16.99/month when billed annually) with unlimited tokens and access to multiple AI models (DeepSeek, Gemini, ChatGPT, Claude, Perplexity). A limited-time 30% discount is curren Free: Fast tier up to 5,000 characters per request with no account, 100 welcome credits on signup, 3 PDF document pages per day free preview. Plus: $8/month billed yearly (50% off $16/month), 1,600 credits/month, 10 format-preserving document pages every 10 days, up to 30,000 characters per request.
Key features
  • 60+ AI tools for writing, summarization, and content generation
  • Native integration with Word, Excel, PowerPoint, Outlook, OneNote, and Teams
  • Support for multiple AI models including ChatGPT, Claude, Gemini, Perplexity, and DeepSeek
  • Generate professional email replies and messages
  • Summarize and extract key points from long text
  • Excel formula generation and explanation
  • Translation across multiple languages
  • Telegram integration for chat messages and translation
  • Side-by-side translation on web pages
  • Supports 199 languages
  • Works on Chrome, Firefox and Edge
  • Free translation engines with no account required
  • Translation-only viewing mode
  • Hover translation for individual paragraphs
  • Selection and popup translation
  • Input box translation
  • Document translation with layout preservation
  • Optional AI tiers with credit system
What makes it different
  • Works natively inside Office applications instead of requiring a separate tool
  • Over 60 AI tools in one subscription covering writing, summaries, formulas, and more
  • More affordable than Grammarly Business or QuillBot Premium
  • Generate reports, summaries, and meeting notes in one click
  • Open-source code licensed under AGPL-3.0 that anyone can inspect
  • Data stays in browser with free engines; no server intermediary
  • Independent project with no connection to Immersive Translate
  • Free core translation engine needs no sign-up or account
  • Optional local masking hides sensitive data before transmission
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)19 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)32
Citation Flow (Majestic)3612
Referring domains (Majestic)2751

5 details filled in for both companies.

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