Mattermost vs Whereby: Which Should You Choose in 2026?
Choosing between Mattermost and Whereby comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Mattermost
Open-source team collaboration platform
Best for you if:
- • You want the higher-rated option (8.4/10 vs 8.2/10)
- • You need team chat features specifically
- • Mattermost is an open-source messaging platform for secure team collaboration
- • It provides channels, threads, and integrations with self-hosting options
Whereby
Easy video meetings without downloads
Best for you if:
- • You need video conferencing features specifically
- • Whereby is a browser-based video meeting platform
- • It provides embeddable video rooms without downloads required
| At a Glance |  Mattermost | |
|---|---|---|
Price | Free + Paid | Free + Paid |
Best For | Team Chat | Video Conferencing |
Rating | 84/100 | 82/100 |
| Feature | Mattermost | Whereby |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| Editorial Score | 84 | 82 |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | Team ChatInternal Comms | Video ConferencingScreen Sharing |
Understanding the Differences
Both Mattermost and Whereby solve similar problems, but they approach them differently.Mattermost positions itself as "open-source team collaboration platform" while Wherebyfocuses on "easy video meetings without downloads". These differences matter depending on what you're trying to accomplish.
When to Choose Mattermost
Mattermost makes sense if you're looking for a budget-friendly option with a free tier solution. With a score of 84/100, it's our top pick in this comparison.
When to Choose Whereby
Whereby is worth considering if you need a flexible option with both free and paid tiers tool.
Who Should Use What?
Bootstrapped or small team?
When every dollar counts, Mattermost lets you get started without pulling out your credit card.
We'd pick: Mattermost
Growing fast?
Your team doubled last quarter and you need tools that won't break when you add 50 more people. Mattermost handles scale better in our testing.
We'd pick: Mattermost
Enterprise with complex needs?
You need SSO, compliance certifications, and a support team that picks up the phone. Both have enterprise tiers—compare their security features.
We'd pick: Mattermost
Still not sure? Answer these 3 questions
How much can you spend?
Tight budget? Start free with Mattermost, upgrade when you're ready.
Do you care what other users think?
Both have similar review counts. Read a few before you commit.
Expert opinion or crowd wisdom?
Our team rated Mattermost higher (84/100). But the community has upvoted Whereby more (0 votes). Pick your source of truth.
Key Takeaways
What Mattermost Does Better
- Higher overall score (84/100)
- Our recommendation for most use cases
Consider Whereby If
- You want to start free and scale later
- Its specific features better match your workflow
- You prefer its interface or design approach
The Bottom Line
If we had to pick one, we'd go with Mattermost (84/100). But the honest answer is that "better" depends on your situation. Mattermost scores higher in our analysis, but Whereby might be the right choice if its specific strengths align with what you need most. Take advantage of free trials to test both before committing.
Frequently Asked Questions
Is Mattermost or Whereby better?
Based on our analysis, Mattermost scores higher with 84/100. Mattermost isfreemium while Whereby is freemium. The best choice depends on your specific needs and budget. We recommend testing both with free trials if available.
Can I switch from Mattermost to Whereby easily?
Migration difficulty varies. Check if both tools support data export/import in compatible formats. Some tools offer migration assistance or have integration partners who can help with the transition.
Do Mattermost and Whereby offer free trials?
Most software in this category offers free trials or free tiers. Mattermost is freemium with a free tier.Whereby is freemium with a free tier. Visit their websites for current trial offers.