Best Gtsync Apps

182+ iOS apps curated and reviewed

4.6 avg rating
14 free apps
Updated July 2026

From beginner-friendly picks to power-user tools, our gtsync list covers 182+ iPhone apps updated through July 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Gtsync

TickTick:To-Do List & Calendar#2

TickTick:To-Do List & Calendar by Appest Limited

Task remind, planner,countdown
Strong Contender
📊 Productivity
4.9😊(44K ratings)
FreeAdsIn-App Purchases
TickTick:To-Do List & Calendar screenshot 1
TickTick:To-Do List & Calendar screenshot 2
TickTick:To-Do List & Calendar screenshot 3
TickTick:To-Do List & Calendar screenshot 4
TickTick:To-Do List & Calendar screenshot 5
TickTick:To-Do List & Calendar screenshot 6

This app helps you manage tasks, schedule events, and build habits. It offers cross-device synchronization, multiple reminders, and collaboration features. Stay organized and boost productivity with its comprehensive planning tools.

What We Love

  • 🚀 Highly customizable
  • 👍 Clean, intuitive interface
  • 🕰 Excellent habit tracking
  • 📅 Seamless calendar integration

Room to Improve

  • 🐛 Occasional syncing issues
  • 🔒 Subscription required for full functionality
  • 📝 Limited formatting options in notes
Remember The Milk: To-Do List#3

Remember The Milk: To-Do List by Remember The Milk Pty Ltd

To-Do List, Tasks & Reminders
Worth Considering
📊 Productivity
4.7😊(4.8K ratings)
FreeIn-App Purchases
Remember The Milk: To-Do List screenshot 1
Remember The Milk: To-Do List screenshot 2
Remember The Milk: To-Do List screenshot 3
Remember The Milk: To-Do List screenshot 4
Remember The Milk: To-Do List screenshot 5

This app helps busy individuals manage their tasks and never forget important items. It offers flexible reminders across multiple platforms and allows for list sharing and collaboration. Stay organized and productive with smart features and cross-device synchronization.

What We Love

  • 🚀 Excellent sync and cross-platform functionality
  • 👍 Intuitive and easy to use interface
  • 💡 Powerful features like smart lists and subtasks
  • 🚀 Reliable and stable app

Room to Improve

  • 🔒 Privacy concerns around data storage and sharing
  • 💰 Expensive pro subscription, especially for basic features
  • 🐛 Occasional bugs and syncing issues

More Gtsync apps to explore

4
Be Focused Pro - Focus Timer
Be Focused Pro - Focus Timer
Be Focused Pro - Focus Timer
Focus timer for work and study
$19.99

This app helps you stay focused and productive by breaking down tasks into timed intervals with short breaks. It offers task management, customizable timers, progress tracking, and cross-device synchronization. Achieve your goals with structured work sessions.

Task creation and managementCustomizable work and break intervalsProgress tracking and reports
📊 Productivity
(3K)
ad-supported
5
gTasks for Google Tasks
gTasks for Google Tasks
gTasks for Google Tasks
Google Tasks Manager and Todo
Free

Manage your to-do lists and tasks by syncing them with Google Tasks and across your Apple devices. Organize tasks with subtasks, set location-based and repeating reminders, and view tasks alongside calendar events. Share tasks with colleagues for seamless collaboration.

Sync with Google TasksCross-device sync (iPhone, iPad, Mac)View tasks and calendar events together
📊 Productivity
(2.7K)
freemium
6
2Do - Todo List, Tasks & Notes
2Do - Todo List, Tasks & Notes
2Do - Todo List, Tasks & Notes
Planner. Goal Reminder. Habit.
$9.99

This app offers a flexible and powerful way to manage your tasks, checklists, and projects. It adapts to your workflow with a simple interface, allowing you to organize and prioritize what matters most. Features include custom lists, smart lists, and batch editing.

Create simple tasks, checklists, and projectsMultiple alarms and flexible repeating optionsOrganize tasks with lists, groups, and smart lists
📊 Productivity
(3.7K)
free with in-app purchases
7
Todoist: To Do List & Calendar
Todoist: To Do List & Calendar
Todoist: To Do List & Calendar
Task manager & Reminders
Free

Organize your personal and professional life with this intuitive task manager. Capture ideas naturally, manage projects with flexible views, and collaborate with teams seamlessly. It syncs across all your devices, ensuring nothing falls through the cracks.

Natural language task inputQuick Add functionalityFlexible project views (list, board, calendar)
📊 Productivity
(127K)
freemium
8
To Do List - GoodTask
To Do List - GoodTask
To Do List - GoodTask
미리 알림과 달력으로 할 일 관리
Free

Organize your day and manage tasks with this powerful project manager. It syncs with your existing Reminders and Calendars, offering customizable views and smart lists to help you get things done.

Syncs with iOS Reminders & CalendarsCustomizable recurring tasksList, Day, Week, Month, and Board views
📊 Productivity
(2K)
free with in-app purchases
9
Calendars: Schedule Planner
Calendars: Schedule Planner
Calendars: Schedule Planner
Reminder・Tasks Organizer・To Do
Free

This app combines a calendar, task manager, daily planner, and habit tracker. It helps users plan their day, build habits, boost productivity, and stay organized with seamless syncing across all Apple devices. Features include event creation, to-do list management, natural language input, and integration with popular meeting platforms.

Calendar, task, and habit managementDaily, weekly, and monthly viewsNatural language event creation
📊 Productivity
(120K)
free with in-app purchases
10
Google Tasks: Get Things Done
Google Tasks: Get Things Done
Google Tasks: Get Things Done
Plan, Organize & Schedule Work
Free

This app helps you manage and organize your to-do lists from any device. Quickly capture tasks, break them down into subtasks, and set due dates with notifications. Integrations with Gmail and Google Calendar streamline your workflow.

Cross-device task synchronizationQuick task captureSubtask creation
📊 Productivity
(105K)
free
11
gTasks Pro for Google Tasks
gTasks Pro for Google Tasks
gTasks Pro for Google Tasks
Tasks Manager for Google Tasks
$19.99

Manage your to-do lists seamlessly across all your Apple devices. This app synchronizes with Google Tasks, allowing you to view tasks and calendar events together. Organize with subtasks, set location-based and repeating reminders, and share tasks with others.

Syncs with Google TasksCross-device sync (iPhone/iPad)View tasks and calendar events
📊 Productivity
(1.2K)
paid
12
Fantastical Calendar
Fantastical Calendar
Fantastical Calendar
Reminders & Todo List
Free

This powerful calendar and task management app offers intuitive natural language input for event creation, multiple calendar views, and robust task integration. It provides weather forecasts and advanced features like meeting polls and video conferencing integration for premium users.

Natural language event and task creationMultiple calendar views (day, week, month, year)Integrated task management (Todoist, Google Tasks)
📊 Productivity
(23K)
freemium
13
Any.do: To do list & Planner
Any.do: To do list & Planner
Any.do: To do list & Planner
Reminders, Calendar & Tasks
Free

Organize your life with a comprehensive task list, calendar, and reminder app. Seamlessly sync across devices, set location-based or recurring reminders, and collaborate on shared lists. Boost productivity with intuitive task management and daily planning features.

Seamless cross-device syncingLocation-based and recurring remindersShared lists and task assignment
📊 Productivity
(50K)
free with in-app purchases
14
Tiny Calendar Pro
Tiny Calendar Pro
Tiny Calendar Pro
Calendar App: Planner & Tasks
$19.99

This intuitive calendar app integrates with all your existing calendars, offering powerful tools for event creation and management. It provides multiple viewing options and offline capabilities, ensuring you never miss an appointment.

Natural language event creationDrag and drop event editingSyncs with Google Calendar and iOS local calendars
📊 Productivity
(2.3K)
paid
15
24me: Calendar・Planner & To Do
24me: Calendar・Planner & To Do
24me: Calendar・Planner & To Do
Reminders, Schedule, Organizer
Free

This app acts as a smart personal assistant, consolidating your calendar, to-do lists, notes, and personal accounts into one unified platform. It streamlines daily management with features like voice commands, smart reminders, and email-to-task conversion, helping you stay organized and productive.

Unified calendar and plannerSmart task manager and to-do listSimple notes and lists
📊 Productivity
(6.7K)
free with in-app purchases
16
TaskFire : To-Do List & Tasks
TaskFire : To-Do List & Tasks
TaskFire : To-Do List & Tasks
Organize daily to-dos & goals
Free

This app helps you organize and track all your to-do lists, from simple errands to complex projects. It offers features like calendar integration, reminders, and recurring tasks to boost your productivity and help you achieve your goals.

Daily to-do list organizationGoal tracking and habit buildingGoogle Calendar integration
📊 Productivity
(1.5K)
free with in-app purchases
17
TimeFinder: Time Blocking
TimeFinder: Time Blocking
TimeFinder: Time Blocking
Daily Schedule, Hourly Planner
Free

This app helps you create flexible, color-coded daily schedules by time blocking tasks. It's designed for individuals who struggle with traditional planning, offering features like drag-and-drop task management and adaptive scheduling that adjusts to life's changes. Syncs with calendars and reminders across devices.

Drag & Drop task schedulingFlexible time block intervalsColor-coded task organization
📊 Productivity
(1.9K)
free with in-app purchases
18
Tiny Calendar: Planner & Tasks
Tiny Calendar: Planner & Tasks
Tiny Calendar: Planner & Tasks
Agenda, Organizer & Reminders
Free

This intuitive calendar app syncs with your existing calendars, offering powerful event creation and management tools. Access your schedule offline, set advanced reminders, and view your events in multiple formats on your iPhone, iPad, and Apple Watch.

Natural language input for event creationDrag and drop event editingSyncs with Google Calendar and iOS local calendars
📊 Productivity
(20K)
subscription
19
Due - Reminders & Timers
Due - Reminders & Timers
Due - Reminders & Timers
Never Forget Anything Again
$7.99

This app helps you remember everything you need to do with persistent, effective reminders. It offers fast setup and postponement options, natural language parsing for dates and times, and countdown timers. Keep your tasks in sync across devices and enjoy offline functionality with complete privacy.

Persistent and effective remindersFast reminder setup and postponementNatural date and time parsing
📊 Productivity
(2.8K)
free with in-app purchases
20
Smart Tasks - Lists Made Easy
Smart Tasks - Lists Made Easy
Smart Tasks - Lists Made Easy
Color-code To-Do List & Widget
Free

This app helps you organize tasks, reminders, and daily checklists with a clean, interactive layout. Plan your week, manage deadlines, and stay productive with features like color-coding, widgets, and Apple device integration.

Color-coded task organizationWeekly planner viewHome screen widgets
📊 Productivity
(4.4K)
freemium

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