Feature
Feb 8, 2026•4 min read
Tone & Polish: Rewrite Any Email to Sound Exactly Right
Too aggressive? Too passive? Kerna's rewrite engine adjusts your tone, fixes grammar, and ensures every email lands exactly the way you intend.
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The Kerna Blog
What Kerna Can Do
Explore every feature of the AI-powered email assistant built for Gmail. One tool, nine superpowers.
Languages
Feb 6, 2026•4 min read
45 Languages, One Inbox: How Kerna Speaks Your Language
Kerna isn't just translated — it's fully localized. The entire interface, every feature output, and all AI responses are available in 45 languages from day one.
Security
Feb 6, 2026•5 min read
The 'Shadow AI' Crisis: Why Enterprises Are Pivoting to Zero Retention
Employees are pasting sensitive data into ChatGPT. Blocking AI isn't the solution—securing the pipeline is.
Security
Security
Feb 5, 2026•5 min read
Zero Retention: How Kerna Processes Your Email Without Storing It
Your emails are processed in real-time and immediately discarded. No logs, no training data, no stored drafts. Here's how Kerna's privacy architecture actually works.
Teams
Feb 3, 2026•4 min read
Team Collaboration: Shared Token Pools and Centralized Billing
Give your team access to AI-powered email without managing individual subscriptions. One pool, one bill, full visibility into who uses what.
Feature
Feb 20, 2026•4 min read
Smart Replies: How Kerna Drafts Context-Aware Responses in Seconds
Stop typing the same replies over and over. Kerna reads the full thread history and drafts responses that reference prior details, match your tone, and get straight to the point.
Feature
Feb 18, 2026•4 min read
Executive Summaries: Read 50 Emails in 30 Seconds
Long email threads kill productivity. Kerna's summarization engine reads the entire conversation and delivers a structured brief with key points, decisions, and action items.
Feature
Feb 15, 2026•5 min read
Native-Level Translation: Break Language Barriers Without Leaving Gmail
Translate incoming emails instantly or compose replies in 45 languages. Kerna delivers business-grade, native-level accuracy — not awkward machine translation.
Feature
Feb 12, 2026•4 min read
Email Composer: Turn Keywords Into Professional Emails
Type a few keywords or bullet points and Kerna expands them into a polished, professional email. Stop staring at a blank compose window.
Feature
Feb 10, 2026•4 min read
Smart Extraction: Never Miss a Deadline or Action Item Again
Buried deadlines, scattered meeting times, and forgotten tasks — Kerna's extraction engine pulls structured data from messy email threads automatically.
Guide
Feb 1, 2026•3 min read
Getting Started with Kerna: From Install to First Reply in 2 Minutes
A step-by-step guide to installing Kerna, choosing your preferences, and sending your first AI-powered email reply. No technical knowledge required.