Missive vs Slack
Missive and Slack are both Productivity tools in our directory. This side-by-side comparison covers pricing, user ratings, supported platforms, key features and open-source status so you can decide which one fits your needs.
Side-by-side comparison
| Attribute | Missive | Slack |
|---|---|---|
| Vendor | Missive | Salesforce |
| Rating | ★ 4.6 | ★ 4.5 |
| Pricing | Paid | Freemium |
| Platforms | Web, Desktop, Mobile | Web, Desktop, iOS, Android |
| Key features | Shared email with assignments, Internal comments on the thread, AI drafts and summaries | Channels, Threads, Huddles |
| Headquarters | Sherbrooke, Canada | San Francisco, USA |
| Founded | 2015 | 2013 |
| Open source | No | No |
Key differences
- Missive has a higher user rating (4.6★ vs 4.5★).
- Missive is Paid, while Slack is Freemium.
- Missive runs on Web, Desktop, Mobile; Slack runs on Web, Desktop, iOS, Android.
Frequently asked questions
Is Missive or Slack better?
By user rating, Missive scores higher (4.6★ vs 4.5★). Both are capable Productivity tools, so review the feature comparison for your use case.
Which is cheaper, Missive or Slack?
Missive is Paid and Slack is Freemium. Check each product page for current plan details.
Are Missive and Slack open source?
No — neither Missive nor Slack is open source.