About Letty
Letty is an AI-powered Gmail assistant that drafts, replies to, and manages emails using context-aware suggestions that match your writing style. It can be trained on your documents, FAQs, or website to generate smarter, more personalized replies. Works directly inside Gmail via a Chrome extension — no data is stored.
Letty supports 100+ languages, adapts to your preferred tone and style, and can be trained on custom knowledge bases for customer service or client communication. Currently optimized for Gmail, with Outlook and Zoho support coming soon.
Capabilities & Features
Not Available
Ideal Use Cases
Pricing
Free plan with limited AI credits per month
Pro $12/month — unlimited AI credits, up to 10M training characters, priority support
Pros & Cons
Works directly inside Gmail via Chrome extension — no context switching needed
Can be trained on your documents
FAQs
or website for personalized replies
Supports 100+ languages for multilingual email communication
Does not store your email data — privacy-focused by design
Adapts to your writing tone and style over time
Currently only supports Gmail — Outlook and Zoho not yet available
Free plan has limited AI credits per month
Training on custom knowledge base requires a paid plan
No mobile app — browser extension only
Alternatives
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Front combines email, chat, and other channels into a shared inbox with AI-powered automation. It helps teams collaborate on customer communications efficiently.