When Suits You

Remind me to call Sarah when it's 9am in New York. A timezone-aware reminder app that's considerate by design.

iOS Released
Download When Suits You on the App Store
Reminders list showing upcoming timezone-aware reminders
Your reminders
3D globe with a selected location and the day and night boundary
Interactive globe
Choose action screen with message, call and email options
Quick actions

What it does

  • Timezone-aware reminders

    Set reminders to fire when it's a specific time in someone else's timezone. "Remind me when it's 9am in New York."

  • 3D interactive globe

    Spin, zoom and tap a 3D globe with real-time day and night shading to explore timezones.

  • Contact integration

    Connect reminders to your contacts and act from the notification: message, call or email.

  • Notification actions

    Notifications include buttons to message, call or email your contact from the alert.

  • Recurrence patterns

    Repeat reminders daily, weekly or monthly for regular check-ins across time zones.

  • DST-aware

    Uses iOS timezone identifiers so daylight saving changes are handled correctly.

One tap from the notification

Message
Open Messages with one tap when the time is right.
Call
Start a phone call from the notification.
Email
Compose an email at the right moment.

Explore the world

Spin a 3D globe with real-time day and night shading. Tap any location to see the current local time and create a reminder from that timezone. Watch the terminator line move as the Earth rotates.

Gesture controls
Spin with momentum, pinch to zoom, tap to select.
Real-time lighting
See which parts of the world are in daylight or darkness.
City database
About 500 major cities mapped to proper timezone identifiers.
Instant creation
Tap any location to start creating a reminder.

Privacy

Your reminders and contact data never leave your device. No tracking, no analytics.

All data is stored on your iPhone with SwiftData. No cloud sync, no servers.

Delete the app and all data is gone. No accounts, no lingering data anywhere.

Requirements

  • iOS 17.0 or later
  • iPhone only, no iPad build
  • Built with SwiftUI and SceneKit

How it works

  1. Create a reminder

    Tap + to start. Choose to contact someone or just get notified.

  2. Pick a timezone and time

    Search for a city or tap the globe. Set the target time in their timezone.

  3. Get notified

    Receive a notification when it's the right time there, with one-tap actions.