Hiver
Mattermost
| Feature | Hiver | Mattermost |
|---|---|---|
| Pricing | Free / from $19/mo | Free / from $10/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.4 / 5 | 4.2 / 5 |
| Best For | small-teams, gmail-users, support-teams, startups | devops-teams, security-conscious-orgs, government, enterprise |
| Founded | 2011 | 2015 |
| Shared Inboxes | ✓ | ✗ |
| Email Assignment | ✓ | ✗ |
| Collision Detection | ✓ | ✗ |
| Analytics | ✓ | ✗ |
| Automations | ✓ | ✗ |
| Sla Management | ✓ | ✗ |
| Messaging | ✗ | ✓ |
| Channels | ✗ | ✓ |
| Playbooks | ✗ | ✓ |
| Integrations | ✗ | ✓ |
| Self Hosting | ✗ | ✓ |
| Compliance | ✗ | ✓ |
✓ Hiver Pros
- Works inside Gmail
- Easy adoption
- Shared inboxes
- Good for email teams
✗ Hiver Cons
- Gmail-only
- Limited outside email
- Fewer features than full helpdesks
✓ Mattermost Pros
- Self-hostable
- Open source
- DevOps integrations
- Secure
✗ Mattermost Cons
- Smaller ecosystem
- Fewer integrations than Slack
- Self-hosting complexity
The Verdict
Hiver is built for small teams and gmail users, with a focus on shared-inboxes and email-assignment. Mattermost targets devops teams and security conscious orgs and leads with messaging and channels.
On pricing, Mattermost is the clear winner for budget-conscious users — starting at $10/mo compared to $19/mo for Hiver. That $9/mo difference adds up quickly for growing teams.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.