Slack alternative: Lonca vs Slack
Short answer: if all you need is internal team chat, Slack is cheaper and more mature, with a free plan and a huge app directory. If you want customer messages, tasks and a CRM in the same place as team chat, Lonca is the better fit.
At a glance
| Feature | Lonca | Slack |
|---|---|---|
| Price per user per month | Starter $9 (up to 5 users) · Professional $19 · Enterprise $39 | Pro $8.75 · Business+ $18 (billed monthly); $7.25 · $15 billed yearly |
| Free plan | No; 14-day free trial | Yes; 90 days of message history, 1:1 voice calls only |
| Channels, DMs, threads | ✓ | ✓ |
| Voice calls and screen sharing | ✓ | Yes (huddles) |
| Customer inbox (Instagram, Messenger, email…) | Yes (Professional and Enterprise) | No; support emails only via Slack CRM |
| CRM (contact and company cards, timeline) | Yes (Professional and Enterprise) | Separate product (Slack CRM) |
| Ready-made integrations | Limited | Huge app directory |
When to choose Slack
- You only need internal communication; you talk to customers in another tool.
- You want to start on a free plan.
- You need ready-made integrations with many of the tools you use.
When to choose Lonca
- Your team also talks to customers and you don't want a separate support tool next to Slack.
- You want to turn a customer message or a team chat topic into a task in one click.
- You want to track tasks in Kanban, list and calendar views in the same app.
- GDPR compliance matters to you, including an immutable audit log of critical actions.
Slack pricing and features were taken from slack.com/pricing in October 2026. Check the official page for current details.