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Mailvex vs CapyBro

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

Mailvex compared with CapyBro
DetailMailvex logo MailvexCapyBro logo CapyBro
What it doesAI email builder that applies your brand automatically AI text improvement in one click via global hotkey for Windows
StageNot given Not given
FoundedNot given Not given
Based inNot given UA
Pricing modelFreemium Freemium
PricingFree plan with no time limit; Starter $12/month or $10/month billed yearly; Pro $27/month or $23/month billed yearly; Agency $119/month or $99/month billed yearly. Free version: $0 forever. Pro version: $9 one-time payment (no subscription).
Key features
  • Brand book PDF upload with automatic style extraction
  • Global hotkey text rewriting in any application
  • Cloud AI via OpenRouter (GPT-4o, Claude, Gemini, Llama, DeepSeek, Mistral)
  • Fully local AI via Ollama with zero network requests
  • Unlimited custom prompts with dedicated hotkeys
  • Local improvement history and operation tracking
  • Privacy-preserving PII redaction for emails, phone numbers, and credit cards
  • Diff preview to compare original vs AI result before applying
  • Streaming responses to watch AI generation in real time
  • Multilingual UI in English, Ukrainian, and Russian
  • Native .NET 8 implementation without Electron
What makes it different
  • No coding or design skills required
  • Build first email in 15 minutes
  • 164 templates available free forever
  • Works in any application via global hotkey—Word, Outlook, VS Code, browsers, email clients—without window switching or copying
  • Choose between cloud AI (OpenRouter) or fully local AI (Ollama) with full privacy and zero telemetry
  • Free forever core with no subscription, no trial, and no nag screens; optional $9 one-time Pro upgrade
  • Open-source code under MIT license allowing verification of program behavior and security
  • Per-prompt model selection and separate hotkeys for different text tasks
Community votes00
DR (Domain Rating by Ahrefs)9 no change since last check2 −1 (down) since last check
Trust Flow (Majestic)251
Citation Flow (Majestic)2320
Referring domains (Majestic)2523

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