Choose Slack if you need
- macOS, Windows, Linux, iOS, Android or API. We haven't found them on Wire's website.
- SOC 2, ISO 27001 or HIPAA. We haven't found them on Wire's website.
At a glance
- Both have a free plan.
- Slack's lowest paid plan is Pro at $8.75 per user per month, paid monthly, as of October 20, 2026.
- Wire's lowest paid plan is Wire for SMB at €7.45 per person per month, billed annually, as of October 28, 2026.
- Only Slack lists macOS, Windows, Linux, iOS, Android and API.
- Only Wire lists All platforms and Web.
- Both list GDPR and SSO.
- Only Slack lists SOC 2, ISO 27001 and HIPAA.
- Slack has a public API. We haven't confirmed one for Wire.
- Wire can be self-hosted. We haven't confirmed that for Slack.
From each tool's own website, checked on the dates below, and from published reviews.
Which to choose
From the facts checked for both tools, not from opinion. A fact we haven't confirmed for one of them is never counted.
Choose Wire if you need
- All platforms or Web. We haven't found them on Slack's website.
Slack
Nobody has reviewed Slack yet. Its rating shows once it has 3 reviews.
Review Slack
Wire
Nobody has reviewed Wire yet. Its rating shows once it has 3 reviews.
Review WireThe facts
- What it does
- SlackAll your people and AI agents working together
- WireMessaging, calls, conferencing, and file sharing, fully end-to-end encrypted and open source.
- Free plan
- SlackYes
- WireYes
- Pricing
- SlackPer user, monthly
- WirePer person, monthly or annual
- Paid plans from
- Slack
What they share
From the platforms and integrations each website lists.
Platforms
BothNone in common
Only Slack
- macOS
- Windows
- Linux
- iOS
- Android
- API
Only Wire
- All platforms
- Web
People who switched
Reviewers who say they used one of these before the other.
No reviewer has said they moved between Slack and Wire yet.
Used either of them?
Your review makes this comparison better for the next person. Review Slack or review Wire.