Best Slack apps and integrations

Updated July 2024
Wether if you work remotely, hybrid or in-office, Slack is a central piece of your daily life.Like me, you're looking to improve your Slack set up and to optimize your tasks and workflows. We've selected for you the best apps among the thousands of apps available. Slack's ranking is not the best to choose the most relevant for most people, that's why we're happy to list the apps we use and tested in depth.

What is a Slack app?

Slack applications are available for you to install on your Slack workspace. They add functionnalities to your Slack either for yourself and/or for everyone in the team. They can streamline your workday and improve your work experience. You can find several categories like team building, communication, productivity, project management, culture, and more.

Slack bots can save a lot of time by handling repetitive tasks or bringin shortcuts into Slack instead of opening external websites.

The full list of Slack apps are available on the Slack app directory.

The best slack apps for engagement and team building

1. BuddiesHR suite of engagment apps

BuddiesHR has several culture apps fully integrated in Slack. You can buy all apps with a packaged priced and supercharge your culture.

  • Alfy Matching

    Alfy is a random coffee chat app for your team. Strengthen team bonding by regularly connecting coworkers for a virtual chat. Build better relationship at work by connecting people together.

  • Billy Birthday

    Billy automates birthday and work anniversary messages to make sure no-one's special day is forgotten. You can also schedule reminders to be notify days before the events.

  • Clappy Kudos

    Recognize your colleagues with Clappy by sending kudos and points to the person you want to celebrate. It's a great way to broadcast your company values. Facilitate authentic and meaningful appreciation among your employees while bringing your company values to life.

  • Pulsy Survey

    Pulsy makes it easy to measure engagement and eNPS with Surveys and polls. You can only improve what you can measure, start by measuring engagement and satisfation now with Pulsy.

2. AttendanceBot

AttendanceBot is the complete Slack-first solution to time off, hybrid work, time tracking, and schedules.

The best slack apps for communication


Enhance your Slack conversations with context-rich video messages. Need to add clarity, context, or nuance to a Slack thread while avoiding yet another meeting? Use Loom to record quick async videos directly from Slack and get your message across. Loom's updated integration with Slack allows you to seamlessly switch between text and video messaging in one place.


Start Zoom Meetings and make Zoom Phone calls with flawless video, crystal clear audio, and instant screen sharing from any Slack channel, private group, or direct message using the /zoom slash command. Easily share a Zoom Whiteboard with any Slack channel or direct message; users will see a preview of the whiteboard if you have access to the file and a notification when you share. The Zoom app for Slack can be installed individually by any Slack user with a Zoom account or be deployed to the whole organization centrally by the Zoom account admin with a few simple steps.

The best slack apps for productivity and project management

Google Calendar

Keep your calendar top of mind without leaving Slack. Use Google Calendar in Slack to:
• Quickly create an event without leaving Slack.
• Keep your team informed by automatically syncing your Slack status with your calendar.
• View your full daily schedule from Slack.
• Easily join meetings on Hangout, Zoom, Webex, or Microsoft Teams from calendar reminders in Slack.
• Respond directly to event invitations.
• Get notified of event updates and modify responses as needed.


Trello is a collaborative tool that millions of people trust to gain shared perspectives on their projects. Users can link their Trello and Slack workspaces by using the Trello app for Slack, resulting in an even smoother and more collaborative workflow between favorite apps. The Trello app for Slack enables Slack users to:
• Input new Trello cards to boards speedily from Slack with /trello add
• Participate in Trello cards (and boards!), alter due dates, attach conversations and more.
• Request @Trello to a channel for automatic card and board previews containing members, descriptions and comments.
• Allow Slack workspace members to one-click join Trello workspace & boards.

Monday is a Work OS that powers teams to run projects and processes with confidence. It's a flexible platform that enables teams to manage work, meet deadlines, and build a culture of accountability and inclusion. With the integration for Slack, you can create new items and leave updates on an existing item - all without leaving Slack!


Calendly can save you a lot of time by streamlining the scheduling of meetings. Calendly helps make scheduling faster and more efficient than ever, so everyone can get more time back in their day.


ClickUp saves time with the all-in-one productivity platform that brings teams, tasks, and tools together in one place. Connect ClickUp with Slack for smooth teamwork and to keep everyone up-to-date on work progress.

Bonus - The best slack apps for fun


Giphy is a must ahve for all workspaces. Slack integrated GIFs recently but Giphy is still the most efficient option for publishing funny GIFs in a chat.
This integration will enable the /giphy slash command for your team. Example: typing "/giphy cats" will display a cat GIF in your channel.

More resources for the top apps for Slack

Check out the Best Slack apps for hybrid and remote teams on BuddiesHR blog.