12 alternatives · docs, PM & collaboration · 2026
Slack alternatives, by price.
Slack starts at $8.75 per user a month. 5 of the 12 alternatives below start lower. Standing prices, not promotions — each read from the vendor's own page and linked to its source.
Side by side
What the alternatives cost
| Product | Starts at | Against Slack | Free plan | Changes on record |
|---|---|---|---|---|
| Slack the one you are comparing against | $8.75 per seat / mo · Pro | — | Yes | 9 since 2021 |
| Obsidian Obsidian | $4 per seat / mo, billed yearly · Sync | 54% less | — | none |
| Trello Atlassian | $5 per seat / mo, billed yearly · Standard | 43% less | Yes | 2 since 2023 |
| Confluence Atlassian | $5.42 per seat / mo · Standard | 38% less | Yes | none |
| ClickUp ClickUp | $7 per seat / mo, billed yearly · Unlimited | 20% less | Yes | none |
| Jira Atlassian | $7.91 per seat / mo · Standard | 10% less | Yes | none |
| Evernote Evernote (Bending Spoons) | $8.25 per month · Starter | not like-for-like | Yes | 11 since 2023 |
| Linear Linear | $10 per seat / mo, billed yearly · Basic | 14% more | Yes | none |
| Notion Notion Labs | $10 per seat / mo · Plus | 14% more | Yes | 4 since 2024 |
| Wrike Wrike | $10 per seat / mo, billed yearly · Team | 14% more | Yes | none |
| Asana Asana | $10.99 per seat / mo · Starter | 26% more | Yes | none |
| Airtable Airtable | $20 per seat / mo · Team | 129% more | Yes | 5 since 2023 |
| Basecamp 37signals | $25 per month · Freelancer | not like-for-like | Yes | none |
CHEAPEST PAID PLAN FIRST. “NOT LIKE-FOR-LIKE” MEANS ONE IS PRICED PER USER AND THE OTHER IS NOT, ONE IS NOT BILLED BY THE MONTH OR YEAR, OR THEY ARE IN DIFFERENT CURRENCIES. THE RECORD DOES NOT CONVERT ANY OF THOSE.
Questions
Slack alternatives, answered
Q1 What is the cheapest alternative to Slack?
Obsidian, at $4 per user a month billed yearly for its Sync plan — the lowest paid entry price of the 12 alternatives on the record. Slack itself starts at $8.75 per user a month. Trello, Confluence, ClickUp, Jira, Evernote, Linear and 5 more also list a free plan.
Q2 Which Slack alternatives have a free plan?
Trello, Confluence, ClickUp, Jira, Evernote, Linear, Notion, Wrike, Asana, Airtable and Basecamp. Only a plan the vendor lists at $0 counts; free trials do not.
Q3 Is Slack more expensive than its alternatives?
5 of 12 alternatives start below Slack's $8.75 per user a month: Obsidian, Trello, Confluence, ClickUp and Jira. Entry prices are compared only where both are charged the same way — per user against per user, flat against flat.
Q4 How current are these prices?
Each pricing page is re-read by MarkupBot at least daily. The table shows the standing price of every plan — where a vendor is running a promotion, the price it reverts to — and every product name links to its dated history and the archived capture behind each figure.