One year, rolling

Slack, if downgraded to free: how long a cancelled account's data is kept

A workspace on the free plan loses messages and files more than one year old, permanently, on a rolling basis. As Slack help states it (https://slack.com/help/articles/115002422943), read on 2026-10-11; the deletion clock counts down from it.

Updated 11 Oct 2026, from its newest record.

The record it is computed from

Records behind this figure
Record	As stated	Dated	Source
Slack (Salesforce): getting your data out, and training AI on it	Workspace Owners and Admins can export messages and file links from public…	11 Oct 2026	Slack API Terms of Service; Slack Help: Export…

Slack (Salesforce): getting your data out, and training AI on it
As stated
Workspace Owners and Admins can export messages and file links from public…
Dated
11 Oct 2026
Source
Slack API Terms of Service; Slack Help: Export…

Cited in these 3 guides

Each record links to its own page, its source and its permanent copy.

The deletion clock Every figure