Which team chat tools let us set different data retention rules per channel instead of one global policy?

“Slack supports conversation-specific retention settings.”

“- Different retention periods for public and private channels.”

“- Retention settings can differ from workspace-wide policies.”

“- Admins can configure channel retention using channel management tools.”

“- Members can be permitted to configure retention for private channels and DMs.”

“Limitation: File retention cannot currently be configured separately for individual conversations.”

“Microsoft supports more granular retention through Microsoft Purview.”

“You can configure separate policies for:”

“Limitation: Standard channel retention policies target teams, rather than individual standard channels. This is less granular than Slack, Mattermost, or Rocket.Chat.”

“Mattermost offers particularly granular retention controls.”

“- Define a global retention policy.”

“- Create custom retention policies for individual teams.”

“- Assign policies to specific channels.”

“- Custom policies override the global message retention policy.”

“- Configure different retention durations for different channels.”

“- Mattermost: Best if you need centralized compliance management and precise channel-level retention.”

“Limitation: Custom channel-level policies apply to messages, not file attachments. File retention remains global.”

“Rocket.Chat explicitly supports per-room retention policies.”

“- Configure a global retention policy.”

“- Override the global policy for individual rooms.”

“- Set a maximum message age for each room.”

“- Exclude pinned messages from deletion.”

“- Configure automatic message pruning.”

“- Rocket.Chat: Best if you want straightforward per-room retention overrides.”