File Link AI vs Kaption AI

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

File Link AI compared with Kaption AI
Detail	File Link AI	Kaption AI
What it does	Gmail add-on that organizes attachments and links across email threads for project teams	WhatsApp voice messages to text with AI
Stage	Startup	Not given
Founded	Not given	Not given
Based in	AU	US
Pricing model	Freemium	Freemium
Pricing	Free plan includes file and link listing, version tracking, seen/unseen markers, save to Drive with rename, project organization, and register export. Pro plan costs $19 per month and adds inline file previews, AI document summaries, priority support, and early access to new features.	Free: no credit card required. Basic: US$5.99/month (US$4.99/month quarterly, US$3.99/month annually). Pro: US$9.99/month (US$7.99/month quarterly, US$5.99/month annually). Also available in Brazilian Real: Basic from R$29.99/month, Pro from R$49.99/month.
Key features	AI file chat - ask questions about attachments and get answers without downloading Automatic version tracking that marks current and old file versions Seen and unseen markers for new files in threads Project organization across multiple email threads One-click save and rename attachments to Google Drive Export document register for projects AI summaries describing file contents Inline file previews in Pro plan Google OAuth verified and privately approved	Voice message transcription with automatic text conversion Chat summarization with AI Live translation in 36 languages WhatsApp call recording with transcripts Integration with Claude and ChatGPT via MCP Kanban board for chat organization Scheduled messages and reminders Contact export and group member download Privacy mode and screen lock Support for multiple WhatsApp accounts on desktop
What makes it different	AI only activates when you explicitly click "Ask AI" - no background scanning or inbox monitoring Zero data stored on servers - files saved directly to your own Google Drive Reads only the open email thread, never scans entire inbox Google verified and independently approved for privacy Revoke access anytime in 2 clicks	Transcription runs locally on your device; audio only temporarily sent to servers for processing 4.8-star rating with over 5,000 reviews in Chrome Web Store Used by over 50,000 active users Works with multiple platforms: Chrome, Edge, Mac, Windows, iPhone, Android
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)	3 no change since last check	19 no change since last check
Trust Flow (Majestic)	5	6
Citation Flow (Majestic)	20	30
Referring domains (Majestic)	87	181

6 details filled in for both companies.

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