One Calendar app icon

Apps Like One Calendar for iPhone and iPad

View calendars from multiple accounts

View and manage appointments, events, and birthdays across multiple services. Sync calendars from Google, Outlook, iCloud, and others. Set reminders and adjust event details directly. Export data and share event invites.

by Code Spark★ 4.820,617 ratingsProductivityFreeData updated 2026-09-12

One Calendar screenshots

Ranked alternatives

Showing 21–40 of 1,000 ranked alternatives.

  1. Calendar · Planner & Reminders app icon

    Calendar · Planner & Reminders

    BUCKET LIST LABS S.L.

    Add events, track time, manage contacts

    Manage events and reminders with a unified view. Add events using natural language. Sync with Google, Exchange, iCloud, and other calendars. View days and months with intuitive layouts. Access premium features via subscription.

    ★ 4.659,112 ratingsProductivityFreeData updated 2026-09-11
  2. Timepage: Calendar Planner app icon

    Timepage: Calendar Planner

    Bonobo Pte Ltd

    Organize tasks and manage events

    Manage schedules with daily, weekly, and monthly views. Add, edit, and delete events. Set reminders and share calendars. Sync across devices. View notes and attachments within events. Customizable themes and animations.

    ★ 4.615,406 ratingsProductivityFreeData updated 2026-10-28
  3. Tiny Calendar: Planner & Tasks app icon

    Tiny Calendar: Planner & Tasks

    TinyWork Apps

    Intuitive smart calendar for all users.

    The app syncs with Google calendars and iOS local calendars for event management. It offers multiple viewing options and offline capabilities for creating and editing events.

    ★ 4.620,614 ratingsProductivityFreeData updated 2026-09-28
  1. iPersia Calendar تقویم ارز app icon

    iPersia Calendar تقویم ارز

    Exeersoft Inc

    Track events, set reminders, switch languages

    Displays dates in Persian, Islamic, and Gregorian calendars. Users can switch between English and Farsi languages. It shows international holidays and Persian events. Features include daily, monthly, and annual views.

    ★ 4.8235,179 ratingsProductivityFreeData updated 2026-09-08
  2. Calendar All-In-One Planner app icon

    Calendar All-In-One Planner

    Maple Media Apps, LLC

    Plan, organize, and sync events seamlessly

    Manage multiple accounts including iCloud, Exchange, and Google. View events in day, week, and month formats. Set reminders, edit event details, and share events. Sync across devices and receive notifications for upcoming appointments.

    ★ 4.396 ratingsProductivityFreeData updated 2026-09-16
  3. Contacts Mover app icon

    Contacts Mover

    Playa Apps

    Move between accounts

    Transfer between any compatible accounts on iPhone or iPad. Sync or move between Outlook, iCloud, Google, Exchange, Yahoo, and CardDAV accounts. Merge duplicate entries and export contact data.

    ★ 4.72,691 ratingsProductivityFreeData updated 2026-09-08
  4. Cozi Family Organizer app icon

    Cozi Family Organizer

    Cozi

    Organize shared calendars and reminders

    Manage schedules with a shared calendar and color-coded events. Set reminders for individuals or groups. Track groceries and create to-do lists. Sync across devices and computers. Share updates and notifications with members.

    ★ 4.8397,935 ratingsProductivityFreeData updated 2026-09-08
  5. Fantastical Calendar app icon

    Fantastical Calendar

    Flexibits Inc.

    Track events, manage tasks, and view calendars

    Manage events and tasks with natural language input. View schedules in day, week, month, quarter, and year formats. Add tasks and set time zone preferences. Sync data across devices.

    ★ 4.224,145 ratingsProductivityFreeData updated 2026-09-08
  6. Blue Mail - Email | Calendar app icon

    Blue Mail - Email | Calendar

    Blix Inc

    Manage emails across multiple accounts

    Manage multiple accounts with individual preferences. Receive smart push notifications and send group emails. Access inbox, compose, and reply to messages. Sync across devices. No ads.

    ★ 4.410,493 ratingsBusinessFreeData updated 2026-09-10
  7. Simple Calendar Daily Planner app icon

    Simple Calendar Daily Planner

    Komorebi Inc.

    Sync calendars, share events, manage tasks

    Manage schedules with a clean, intuitive interface. Sync with iCloud and Google Calendar. Share events with others. Customize font size and appearance. View daily, weekly, and monthly views. Set reminders for appointments.

    ★ 4.66,361 ratingsProductivityFreeData updated 2026-09-15
  8. Unibox app icon

    Unibox

    eightloops GmbH

    Group emails by sender

    Organize emails by sender with intuitive grouping. View all messages and attachments from a single contact in one place. Swipe to delete multiple emails from the same sender. Syncs with IMAP email providers.

    ★ 4.1235 ratingsProductivityFreeData updated 2026-09-09
  9. Calendar: Meeting & Scheduling app icon

    Calendar: Meeting & Scheduling

    Calendar.com Inc

    Sync calendars, manage tasks, track time

    Sync calendars from Google, Apple, and Outlook. View events in list or timeline format. Create and sync events across calendars. Upcoming features include and analytics.

    ★ 4.2125 ratingsProductivityFreeData updated 2026-09-17
  10. TickTick:To-Do List & Calendar app icon

    TickTick:To-Do List & Calendar

    Appest Limited

    Sync tasks across all your devices

    Manage tasks with cloud synchronization across devices. Set multiple reminders and use flexible views. Integrate with apps. Create to-do lists, share shopping lists, and track habit progress.

    ★ 4.945,569 ratingsProductivityFreeData updated 2026-09-08
  11. NurseGrid Nurse Shift Calendar app icon

    NurseGrid Nurse Shift Calendar

    HCT2 CO

    Schedule jobs, connect with peers, reflect

    Organize work and personal schedules with a feature. Connect with nursing professionals through social networking. Share calendars with friends, family, and colleagues. Discover job opportunities and manage events on-the-go.

    ★ 4.9152,326 ratingsSocial NetworkingFreeData updated 2026-10-23
  12. 149 Live Calendar & ToDo list app icon

    149 Live Calendar & ToDo list

    149 Technologies GmbH

    Sync calendars and manage tasks

    View and manage calendars from iPhone, iPad, Google, Outlook, and Exchange. Sync birthdays with contacts. Create and organize tasks, reminders, and shopping lists. Set reminders and sync ToDos across devices. Manage iOS reminders directly.

    ★ 4.856 ratingsProductivityFreeData updated 2026-10-01
  13. Calendars: Schedule Planner app icon

    Calendars: Schedule Planner

    Readdle Technologies Limited

    Plan your day and track habits

    View and manage with daily, weekly, and monthly views. Create events, set reminders, and track deadlines. Log tasks, build habits, and sync across Mac, iPhone, iPad, and Apple Watch.

    ★ 4.7122,705 ratingsProductivityFreeData updated 2026-11-10
  14. Total files app icon

    Total files

    App Ideas S.r.l.

    Manage , view PDFs, sync clouds

    Manage across multiple cloud storage services including Dropbox, Google Drive, OneDrive, and iCloud. Access and transfer between apps seamlessly. Read PDFs directly within the .

    ★ 4.7134,536 ratingsUtilitiesFreeData updated 2026-09-08
  15. MyBestLife Calendar app icon

    MyBestLife Calendar

    OvalKey Ltd.

    Create daily plans and track goals

    Manage daily tasks, set reminders, and organize events with customizable calendars. Track habits and goals with progress indicators. Sync across devices and share schedules with others.

    ★ 4.7571 ratingsLifestyleFreeData updated 2026-09-08
  16. GMX - Mail & Cloud app icon

    GMX - Mail & Cloud

    1&1 Mail & Media GmbH

    Sort emails by theme and time

    Manage emails with a smart inbox that categorizes messages automatically. View incoming emails in chronological order or grouped by theme. Access storage for file management. Sync news feeds directly from the .

    ★ 4.717,050 ratingsProductivityFreeData updated 2026-09-08
  17. Member Tools app icon

    Member Tools

    The Church of Jesus Christ of Latter-day Saints

    Contact members, view calendars, find locations.

    The app allows members to contact ward and stake members, view event calendars, and find meetinghouses and temples. Leaders can access membership information and reports, manage records, and submit payment requests.

    ★ 4.994,994 ratingsProductivityFreeData updated 2026-09-16

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.