Choose Smart Timezone Converter if…
You often convert times inside messages and docs and want to stay in the same tab.
Each tool solves a different problem. If you need to convert time text inside email, chat, sheets, and docs, Smart Timezone Converter is built for that. If you need planning grids or team timezone dashboards, the other tools may fit better.
Use this table to pick the right tool for your main task.
| Criteria | Smart Timezone Converter | World Time Buddy | Timezone.io |
|---|---|---|---|
| Highlight text and convert instantly on any webpage | ✓Yes | ✕NoPlanner-first workflow, not inline highlight conversion. | ✕NoTeam timezone visibility tool, not inline highlight conversion. |
| Convert directly inside Gmail, Slack, LinkedIn, and Notion | ✓Yes | ✕NoUsually requires switching to planner pages. | ✕NoBuilt for team timezone maps, not inline app conversion. |
| Stay in the same tab for quick conversion | ✓YesNo workflow break for quick checks. | ✕NoCommon flow is a separate planner tab/view. | ✕NoCommon flow is separate dashboard/profile views. |
| Keyboard shortcut conversion in-page (Alt+Shift+T) | ✓Yes | ✕NoNot a highlight + hotkey conversion model. | ✕NoNot a highlight + hotkey conversion model. |
| Parse natural-language time from selected text | ✓YesExample: "tomorrow at 2 PM ET". | ✕NoManual planning input flow. | ✕NoTeam timezone context flow. |
| Tooltip conversion appears exactly where text is selected | ✓Yes | ✕NoResults are shown in planner screens, not inline page tooltips. | ✕NoResults are shown in dashboard/team views, not inline page tooltips. |
Pick based on your biggest daily problem first.
You often convert times inside messages and docs and want to stay in the same tab.
You need a visual planner to find meeting windows across many timezones.
You need a quick view of teammate local times for distributed work.
Install Smart Timezone Converter to convert highlighted time text instantly in Gmail, Slack, LinkedIn, Notion, and other web workflows.
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