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Screenshots

  • Guardians: On Calls Calendar screenshot 1
  • Guardians: On Calls Calendar screenshot 2
  • Guardians: On Calls Calendar screenshot 3
  • Guardians: On Calls Calendar screenshot 4

About Guardians: On Calls Calendar

Guardians is the on-call calendar built for doctors, residents, medical students, and nurses who don't fit into a normal schedule. Set your rotation pattern once — A, A-B, all the way to A-G, custom cycles, or specific weekdays — and Guardians projects your shifts, vacations and free weekends months ahead. No spreadsheets, no mental math. ALL YOUR SCHEDULE, AT A GLANCE - Cycle types A through A-G, custom day patterns, or specific weekdays - Vacation tracking with automatic pause/resume of the cycle - Free weekend detection — never miss a real day off again - Add your friends' rotations to coordinate plans - Cycle progress %, next shift, days until your next free weekend NOTES THAT MATTER - Daily notes with markdown formatting - Attach photos to remember the day - Organize with custom tags (Urgencias, Critical Case, Win, whatever) - Filter notes by guard or by tag MADE FOR YOUR DEVICE - Native Apple Watch app — your next shift on your wrist - Multiple home-screen widgets (small, medium, large) - Local notifications before each shift (configurable lead time) - Beautiful dark mode and 30+ accent colors - 50 themed medical icons to label your guards - Available in English, Spanish, French, German, and Italian PRIVACY-FIRST Your data stays on your device. No accounts, no servers, no tracking. What you write is yours. GUARDIANS PRO A one-time purchase removes ads and supports continued development. All scheduling features stay free, forever. Built in collaboration with active medical residents and specialists, Guardians is tuned to the real workflow of hospital life — not a generic calendar with extra paint.

Ratings & reviews

4.8

45 ratings

5 ★ 84% 4 ★ 11% 3 ★ 2% 2 ★ 0% 1 ★ 2%

What’s new

Version 4.0.5 · Updated October 27, 2026

Guardians is now optimized for iPhone Duo. IPHONE DUO • Works on both the outer and the inner display • Fold or unfold and everything rearranges instantly • Navigation moves to the Duo's side bar, leaving more room for your calendar • With the Duo open, calendar, notes and settings make the most of the big screen • Adding a shift works end to end with the Duo closed, too ALSO IN THIS VERSION • New calendar mode switch, styled like the bottom bar • Better-proportioned shift icons, with more per row on wide screens • Visual refinements on iPad and large screens • Bug fixes and stability improvements Thanks for using Guardians.

App privacy

The developer, Vladimir Felix, reported these privacy practices to Apple.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

  • Diagnostics: Crash Data, Performance Data, Other Diagnostic Data

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

  • Diagnostics: Performance Data, Crash Data, Other Diagnostic Data

Used for: Analytics, App Functionality

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Looking for apps like Guardians: On Calls Calendar? Here are 6 similar apps on the App Store. The highest rated is Obstetrics Calculator (5.0/5), and all 6 are free to download.

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