subtitle.im vs AI Perfect Assistant

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

subtitle.im compared with AI Perfect Assistant
Detail	subtitle.im	AI Perfect Assistant
What it does	YouTube captions, on when needed, off when they get in the way.	ChatGPT add-ins for Microsoft Office applications to boost productivity with AI tools
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free: $0, no sign-up needed, 10 successfully handled videos in total with no monthly reset. Pro subscription: $17.99 / year, billed annually. Pro Lifetime: $29.99 / once, pay once for ongoing maintenance and all major and minor updates.	Free 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
Key features	Automatic caption control - follow YouTube, auto-open, or auto-close Local OCR detects burned-in subtitles Handle duplicate captions with separate settings Manage different languages in captions Channel-specific caption rules (Pro) Video-specific rules (Pro) Remember confirmed caption closures (Pro) Restore captions if hidden by mistake Privacy-first local processing	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
What makes it different	All processing happens locally in your browser with no video frames uploaded Automatically detect burned-in subtitles and handle them separately from YouTube captions Set caption preferences at global, channel, or video level Free to try with 10 videos before upgrading No email or account required for free use	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
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	21 no change since last check	19 no change since last check
Trust Flow (Majestic)	15	3
Citation Flow (Majestic)	24	36
Referring domains (Majestic)	36	275

5 details filled in for both companies.

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