Slack Alternatives
What users switch to when Slack doesn't work out — and why they make the change.
Companies switch because Teams comes with many Microsoft 365 plans they already pay for. Gain: no extra per-user cost, native Office/SharePoint integration, built-in meetings. Trade-off: heavier, clunkier UX and fewer third-party integrations.
View Microsoft TeamsStartups and tech teams switch for better free tier and voice features. Gain: unlimited message history free, superior voice channels, screen sharing. Trade-off: less professional appearance, no enterprise compliance.
View DiscordGoogle Workspace users switch because Chat is included in their subscription, integrates with Gmail/Calendar/Drive, and provides adequate functionality without extra cost.
View Google ChatOrganizations switch for self-hosted option, open source codebase, and data sovereignty. Popular with security-conscious companies and those needing on-premise deployment.
View MattermostTeams prioritizing async work switch for topic-based threading. Gain: conversations organized by topic not time, open source, self-hostable. Trade-off: smaller ecosystem, less polished UI.
View ZulipTeams that need self-hosting or strict data control switch to this open-source chat platform. Gain: on-premise deployment and full data ownership. Trade-off: you run and maintain the server, and the app ecosystem is far smaller.
View Rocket.ChatCompare side by side
See how Slack stacks up against the top alternative
Compare Slack vs Microsoft Teams