Time conversion.
Mastered.
Stop losing focus to browser tabs. A native macOS utility that floats above your apps — paste any timestamp format, get every conversion instantly.
Free to try · $10 for lifetime · macOS 13+
Date math & natural language.
Go beyond raw timestamps. Type expressions like relative dates or arithmetic and get instant results.
now + 2h yesterday next friday 1704067200 - 2d 
Clipboard monitoring that just works.
Copy a timestamp anywhere on your Mac and Tiempo instantly shows you the converted date in a toast notification. No need to open anything.
- Watches your clipboard in the background
- Toast appears with the formatted date instantly
- Toggle on/off from Settings
Smart conversion. Every format.
Paste anything time-related. Tiempo figures out the rest.
10+ formats detected
Unix seconds, milliseconds, ISO 8601, RFC 2822, human-readable dates, relative expressions — all auto-detected.
Global hotkey
Press ⌘⇧E from any app. The converter appears instantly. Customizable in Settings.
Auto-paste on open
Reads your clipboard when the panel opens and converts automatically. One less step.
Keyboard-first
Arrow keys to navigate, Enter to copy, Escape to dismiss. Never touch the mouse.
Your workflow, your rules.
Fine-tune every aspect of Tiempo to match exactly how you work.
Always ready when you are
Record any key combo
Clipboard read on launch
Background toast notifications
Auto-dismiss on copy
Show or hide from menu bar
Pay once. Use forever.
Lifetime License
Less than one hour of your time - and it saves you hours every month.
- Lifetime license
- 1 device per license
- Free updates forever
By purchasing, you agree to the Terms of Use , Privacy Policy , and Refund Policy .
Try free first - 50 conversions to see if it fits your workflowSecured by Polar
Checkout, license issuance, and license validation are handled through Polar. Transactional emails may be used to deliver your receipt or license details.
Frequently Asked Questions
How do I convert a Unix timestamp on macOS?
Press ⌘⇧E from any app. Tiempo detects the format automatically and shows conversions to ISO 8601, local time, and relative formats.
Does Tiempo work offline?
Yes. All conversions happen locally on your Mac. Internet is only needed for license activation.
What formats does it support?
Unix timestamps (seconds/ms), ISO 8601, RFC 2822, and natural language like "now + 2h" or "yesterday".
Can I use it for free?
Yes. Download free and get 50 conversions. If it saves you time, grab a lifetime license for $10.
Can I customize the keyboard shortcut?
Yes. Open Settings and click the hotkey recorder to set any key combination. Default is ⌘⇧E.
What is clipboard monitoring?
When enabled, Tiempo watches your clipboard. Copy a timestamp anywhere and a toast notification shows the converted date instantly. Toggle on/off in Settings.
Do you offer a student discount?
Yes — email us from your .edu address and we'll send you a 50% discount code.