Free Chrome Extension · Install in 10 seconds →

Read every time.
Know your time.

TimeSight lives inside Gmail and automatically converts timezone references as you read — no tab-switching, no mental math, no missed meetings.

Add to Chrome — It's Free See how it works

400+ Timezones

Zero Data sent out

100% Local processing

mail.google.com

Sarah Chen sarah@teamco.io

2h ago

Team standup — time update

Hi team,

Quick update — can we move tomorrow's standup to 9:00 AM EST? The client in Singapore also needs a quick sync at 2:00 PM PST for the handoff.

Please confirm. Thanks!

How TimeSight works

Three features. Zero friction.

Whether you're reading Gmail or browsing any site, TimeSight adapts to how you work.

mail.google.com

James Miller

Q3 All-Hands Confirmed

Our all-hands is set for Tuesday, 10:00 AM EST. EU team dials in at 4:00 PM CET as usual.

Let me know if you need a calendar invite.

Feature 01

Auto-detect & hover

TimeSight scans every email and automatically highlights timezone references with a warm glow. Hover over any highlighted time to see an instant conversion to your local timezone — no clicking, no setup, no friction.

Supports 30+ abbreviations: EST, PST, CET, IST, JST, AEDT…
Works on 12-hour and 24-hour formats
Detects up to 20 references per email

Feature 02

Select & convert anywhere

Not just Gmail. TimeSight works on any website — Slack, Notion, Docs, news. Select any text containing a time reference and tap the TimeSight icon that appears. Convert instantly, or flag a format we missed.

Works on every website, not just Gmail
One-tap reporting for unrecognized formats
Inline tooltip — never loses your reading context

notion.so/team/sprint-notes

Sprint Review Notes

Owner: Product team · Status: Confirmed

Main demo slot: 4:30 PM CET

All stakeholders expected. Please update calendars.

Feature 03

Quick Converter popup

When you need to quickly figure out what a time means in your timezone, open the TimeSight popup from your Chrome toolbar. Pick a timezone, enter a time, and see your local equivalent instantly — with date context when times cross midnight.

Instant conversion with live updates as you type
Remembers your frequently used timezones
Shows "Next Day" or "Yesterday" context clearly

Privacy first

Your emails stay
yours, always.

TimeSight runs entirely in your browser. We never see your emails, never phone home, and require no account. Ever.

No email access

We read only visible page text. Never raw email data or APIs.

Zero cloud processing

Timezone detection and conversion happen entirely on your device.

No account required

Install and use in seconds. No sign-up, no email, no subscription.

Transparent permissions

See exactly what Chrome permissions TimeSight requests and why.

Read every time. Know your time.

Three features. Zero friction.

Auto-detect & hover

Select & convert anywhere

Quick Converter popup

Your emails stayyours, always.

Never misread a time again.Globally.

Read every time.
Know your time.

Your emails stay
yours, always.

Never misread a time again.
Globally.