The Smart Outlook and Gmail inbox

The only smart email assistant that works with both providers. Smart classification, voice-matched drafts, and privacy-first design—all in one seamless interface.

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No credit card required. Works with Microsoft 365 and Gmail.

Inbox
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Tenzing learns your patterns, then automates.
Smart exceptions surface what needs your attention.
No email storage
Bring your own API keys
Respects your privacy

Take your Email to The Next Level

Features that no other smart email tool offers

Multi-Provider Native

The only smart email app built from the ground up for both Outlook and Gmail. No compromises, no workarounds.

Shortwave is Gmail-only

Per-Sender Intelligence

Customize how Tenzing handles each contact—different urgency levels, auto-tags, and response suggestions per sender.

No competitor offers this depth

Privacy-First Design

We never store your email content. Bring your own LLM API keys for complete control over your data and costs.

BYOK—unique to Tenzing

Org Hierarchy Awareness

Syncs with your Microsoft 365 org structure. Automatically prioritize emails from managers and direct reports.

Enterprise feature, unique to Tenzing

Advanced Rules Engine

Regex patterns, composite conditions, priority ordering, and stop flags. Power-user automation that competitors lack.

Most advanced rules in market

Confidence Scoring

See how confident Tenzing is in each classification decision. Full transparency in every decision you can trust.

Unique transparency feature

See how Tenzing compares

We've built features that Fyxer, Jace, Superhuman, and Shortwave don't offer. Check the full comparison.

View Comparison
Multi-provider (vs Shortwave's Gmail-only)
BYOK LLM keys (no competitor offers)
Per-sender customization depth
Org hierarchy sync (enterprise unique)

Get started in minutes

Connect your accounts and let Tenzing do the rest

1

Connect

Sign in with Microsoft 365 or Gmail. We use OAuth—we never see your password.

2

Learn

Tenzing analyzes your sent emails to learn your voice. Your data stays private.

3

Enjoy

Experience intelligent email management with smart classification and drafts.

See smart classification in action

Explore how Tenzing automatically categorizes different types of emails

A
Alex Thompson<manager@acme.com>

Team standup moved to 3pm

Hi team,

Just a quick heads up - I'm moving our daily standup from 10am to 3pm today due to a conflict with the quarterly review meeting.

See you then!
Alex

Classification Result

Calendar95%
Work92%

No setup required. Tenzing learns your patterns automatically.

Ready for smart email that respects your privacy?

Join professionals who've simplified their inbox without compromising on data control.

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From $20/month. No credit card required for trial.