
An online calendar tool makes it easy for managers and teams to plan, schedule, and collaborate on projects using a shared visual schedule. A work calendar is a key feature of many project management solutions, especially for SMBs managing deadlines, dependencies, and day-to-day operations.
A shared calendar app can also help teams coordinate schedules, improve productivity, and keep projects on track. The best calendar app tools typically include pre-set workflow options and a visual interface where users can track deadlines, assign tasks, and update schedules with ease.
Many users also look for an online calendar that supports both desktop and mobile devices. The top calendar app solutions are usually cloud-based and highly intuitive, requiring no coding or technical know-how. Just choose the tool that fits your team, set user permissions for each person, and create a calendar that gives everyone a clearer view of upcoming work. Whether you're looking for a free calendar option or a full-featured collaboration platform, usability should be a top priority.
Calendar app software is actually quite a broad term encompassing a range of planning, scheduling, and collaboration tools. Some providers specialize in the online calendar experience only. Others offer calendar functionality as part of a broader setup incorporating project planning, communication, and operations tools.
With so many options available, it’s easier than ever to match your team’s workflow needs and preferences. The right solution for your team will depend on your goals and budget. A free calendar plan typically provides just a few basic tools for scheduling or collaborating with one another. Subscription-based tools may contain any number of features, including:
Monday.com is a comprehensive work operating system (Work OS) designed to empower teams to plan, execute, and track projects and workflows efficiently. Its intuitive interface and customizable features make it suitable for a wide range of industries and team sizes.

ClickUp is an all-in-one project management platform designed to streamline workflow, improve collaboration, and increase productivity. With its extensive customization options, ClickUp is ideal for teams of all sizes, offering features such as task management, multiple project views, automation, integrations, and real-time collaboration tools. The platform's scalability makes it a great fit for businesses ranging from startups to large enterprises. ClickUp's free plan provides a strong entry point, while its paid tiers unlock more advanced functionalities tailored to various team needs.

HubSpot’s project management tool is designed to work seamlessly within its CRM ecosystem, making it an excellent choice for teams that prioritize marketing, sales, and customer service alignment. The platform offers a suite of tools including task tracking, workflow automation, collaboration features, and reporting, all integrated with its broader CRM functionality. While it may not have the advanced capabilities of dedicated project management software, its strength lies in its ability to connect projects with customer data, making it a great fit for businesses looking to unify their operations.

Like other SaaS platforms, the setup process really depends on how complex you want your features to be. The best shared calendar app can be used straight off the shelf or customized to suit your needs. For most small businesses, it’s enough just to choose a calendar app and use the features and integrations already on offer. For teams with more technical capabilities, you may also want to build your own workflow system using a calendar template as a starting point.
The best calendar app is designed to be easy to use—after all, the entire reason it exists is to make planning and scheduling more efficient. With intuitive drag-and-drop functions and a user-friendly interface, it shouldn’t take more than a couple of hours for your team to start using an online calendar effectively. Whether you’re managing a small team or running complex campaigns, the right shared calendar app should make project planning easier, not harder.
You don’t have to be a Fortune 500 enterprise to get access to the best calendar app. Entry-level tools and a free calendar plan can be enough for small teams getting started, while paid options offer more advanced scheduling and reporting features. Good calendar software is scalable, meaning you can start with a low-cost plan or a free calendar option and then upgrade to a more robust package as your team and needs grow. Whether you're using a simple calendar template, a shared calendar, or a more advanced online calendar platform, pricing models are designed to accommodate different team sizes and industries.
From a scan of the market, here’s what you can generally expect at each price level:
AI was used in the creation of this content, along with human validation and proofreading.