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ReplyGen 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.

ReplyGen compared with Kaption AI
DetailReplyGen logo ReplyGenKaption AI logo Kaption AI
What it doesAI reply generator Chrome extension for LinkedIn, X, and Threads WhatsApp voice messages to text with AI
StageStartup Not given
Founded2025 Not given
Based inIN US
Pricing modelFreemium Freemium
PricingFree: 25 generation tokens, 7-day trial, full tone customization. Pro: $15.99 one-time per platform, 1,500 generation tokens, lifetime access, BYOK support. Token refill packs: $4.99 for 1,500 tokens. 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
  • Context-aware reply generation across LinkedIn, X, and Threads
  • No social media login required
  • Privacy-first design with no data storage
  • 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
  • No social media credentials required, privacy-first approach
  • Dedicated extension per platform with platform-specific optimization
  • Passwordless magic link authentication for simplicity
  • 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 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)23 no change since last check19 no change since last check
Trust Flow (Majestic)216
Citation Flow (Majestic)2030
Referring domains (Majestic)52181

6 details filled in for both companies.

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