# Guardians: On Calls Calendar — Medical On-Call Scheduler > Medical on-call calendar and personal time management tool. (iPhone/iPad app by Vladimir Felix.) - Source: https://appshunter.io/ios/app/guardians-on-calls-calendar/id1518970062 (this page in markdown: same URL + `.md`) - Developer: [Vladimir Felix](https://appshunter.io/developer/1518970064) - Category: Medical, Utilities - Price: Free with in-app purchases - Rating: 4.80/5 from 45 App Store ratings - Age rating: 4+ - Requires: iOS 17.6 · 26 MB - Languages: American English, French (France), German (Germany), Italian, European Spanish - Released: 2020-06-21 - Data updated: 2026-08-26 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/guardians-on-calls-calendar/id1518970062/reviews.md ## What is Guardians? 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. ## Key features - On-call schedule management - Future shift visibility - Personal event planning - Vacation planning - Friend's guard visibility - Time management tool ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Guardians Pro | $2.99 | one-time | ## Frequently asked questions about Guardians ### What is Guardians used for? Guardians is a medical on-call calendar designed to help users manage their work shifts and personal time. It allows you to see future on-call days, plan personal events, and coordinate with colleagues. ### Is Guardians free to use? Yes, Guardians is free to download and use. It also offers in-app purchases for additional features or content. ### What devices does Guardians support? Guardians is available for iPhone and iPad devices. ### How often is Guardians updated? The latest version, 3.0.3, was released on June 24, 2023. The app is actively maintained by developer Vladimir Felix. ### What is the age rating for Guardians? Guardians has an age rating of 4+, making it suitable for a wide range of users. ### Can I see my friends' on-call schedules with Guardians? Yes, you can add your friends' guards to Guardians. This allows you to see when they are on duty and plan accordingly. ### How does Guardians help with vacation planning? Guardians allows you to plan your vacations and see exactly how many days are left until your time off. This helps you make arrangements in advance and save money on travel. ### What makes Guardians suitable for medical residents? The app was developed in collaboration with resident medical specialists and is tailored to meet the specific needs of residents, focusing on managing demanding schedules and personal time. ## Version history (last 5 releases) ### 4.0.1 — 2026-07-23 - Improved the overall stability of the app. - Fixed several user interface issues. - Resolved issues related to translations. ### 4.0.0 — 2026-06-03 The biggest update Guardians has ever shipped — rebuilt from the ground up on the latest Apple frameworks. What's new: - Now in 5 languages: English, Spanish, French, German, and Italian - Daily notes with markdown, photos, and custom tags - Native Apple Watch app — your next shift on your wrist - New home-screen widgets in small, medium, and large - 50 medical icons and 30+ accent colors to personalize each guard - Smart notifications before every shift, with configurable lead time - Vacation tracking that pauses and resumes the cycle automatically - Free-weekend detection — know when you have a real day off - Optional Pro purchase removes ads and supports development If you used the previous version, your guards are migrated automatically the first time you open the app. Thanks for being part of Guardians. ### 3.0.3 — 2023-06-24 Stability was improved Ads integration has been improved ### 3.0.2 — 2023-04-04 Problems related to the calculation of vacation dates were solved. Problems related to the calculation of the dates of the following On-Calls were solved. Issues with in-app purchases have been resolved. General stability issues have been addressed. ### 3.0.1 — 2023-03-31 User interface improvements throughout the application. The application is now 95% lighter. New on-call details section, where you can check the progress details of your on-calls, as well as relevant information about your time. Improved calendar. Improved dark mode. Language improvements. You can now remove ads. Access to social media for you to stay up-to-date quickly. Added three times more accent colors. You can now use up to 50 different icons. Improvements in customization. Improvements in generating new on-calls. You can now add an on-call without needing to add the name as a default name is provided. ## Apps similar to Guardians | App | Rating | Price | Category | | --- | --- | --- | --- | | [Ped(z) - Pediatric Calculator](https://appshunter.io/ios/app/pedz-pediatric-calculator/id498776330) | 4.0 (3) | Free | Medical | | [iDoctus](https://appshunter.io/ios/app/idoctus/id530457100) | 4.6 (24) | Free | Medical | | [On Call - Guardias Médicas](https://appshunter.io/ios/app/on-call-guardias-medicas/id1501607063) | 4.6 (20) | Free | Medical | | [On-Call Schedule Lite](https://appshunter.io/ios/app/on-call-schedule-lite/id6468896281) | — | Free | Medical | | [MedCalX](https://appshunter.io/ios/app/medcalx/id1041464932) | 3.7 (30) | Free | Medical | | [MediCalc®](https://appshunter.io/ios/app/medicalc/id573214169) | 4.5 (21) | Free | Medical | ## More apps by Vladimir Felix - [Wellness Compass - Find Health](https://appshunter.io/ios/app/wellness-compass-find-health/id6479267640) - [Monetio AdMob Stats & Earnings](https://appshunter.io/ios/app/monetio-admob-stats-and-earnings/id6743504143) - [PLAF! Don't get crushed!](https://appshunter.io/ios/app/plaf-dont-get-crushed/id6794571400) All apps by Vladimir Felix: https://appshunter.io/developer/1518970064 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-26.*