# Slack vs Wire

**Leader by vioscaleAI score:** Slack

| Attribute | Slack | Wire |
|---|---|---|
| **vioscaleAI score** | 78.7 (54% (medium)) | 65.6 (74% (medium)) |
| content.faq | `[{"answer":"A work operating system that combines messaging, workflow automation, and app integrations to enable team communication, process documentation, and knowledge sharing with enterprise security. It is indexed under Collaboration Software.","source":"https://slack.com","question":"What is Slack?","confidence":0.6},{"answer":"Slack offers a free tier, so you can start without paying. Paid plans start at £5.75 per user per month. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://slack.com","question":"Is Slack free?","confidence":0.6},{"answer":"Slack supports the web and iOS. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://slack.com","question":"What platforms does Slack support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Slack, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://slack.com","question":"Can Slack be self-hosted?","confidence":0.6},{"answer":"We have confirmed 15 integrations for Slack, including Salesforce, Atlassian, Lucid, Loom, Miro, Smartsheet, Mural and Zapier, plus 7 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://slack.com","question":"What does Slack integrate with?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Slack. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Slack not holding them. Always confirm compliance directly before you rely on it.","source":"https://slack.com/security","question":"What security certifications does Slack have?","confidence":0.7}]` | `[{"answer":"Wire is a secure communication platform offering messaging, audio/video calls, conferencing, and file sharing. Built on zero-knowledge architecture with always-on end-to-end encryption, it serves governments, critical infrastructure providers, and 1,800+ organizations globally. It is indexed under Collaboration Software.","source":"https://wire.com","question":"What is Wire?","confidence":0.6},{"answer":"Wire offers a free tier, so you can start without paying. Paid plans start at €7.45 per user per month. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://wire.com/es/pricing","question":"Is Wire free?","confidence":0.6},{"answer":"Wire supports the web, iOS and Android. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://wire.com","question":"What platforms does Wire support?","confidence":0.6},{"answer":"Yes. Wire can be deployed cloud / SaaS, on-premise, air-gapped and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://wire.com","question":"Can Wire be self-hosted?","confidence":0.6},{"answer":"We have independently confirmed ISO 27001, HIPAA and GDPR for Wire. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Wire not holding them. Always confirm compliance directly before you rely on it.","source":"https://wire.com/en/blog/microsoft-365-eu-compliance-secure-communication","question":"What security certifications does Wire have?","confidence":0.7},{"answer":"Wire is available worldwide. Its primary markets are Germany and the EU. The vendor is headquartered in Germany.","source":"https://wire.com","question":"Where is Wire available?","confidence":0.75}]` |
| deployment.options | `{"cloud":true}` | `{"cloud":true,"on_prem":true,"air_gapped":true,"self_hosted":true}` |
| description.long | A work operating system that combines messaging, workflow automation, and app integrations to enable team communication, process documentation, and knowledge sharing with enterprise security. | Wire is a secure communication platform offering messaging, audio/video calls, conferencing, and file sharing. Built on zero-knowledge architecture with always-on end-to-end encryption, it serves governments, critical infrastructure providers, and 1,800+ organizations globally. |
| features.capabilities | `{"hosting":"cloud","sso_scim":true,"messaging":true,"api_access":true,"video_meetings":true,"app_marketplace":true,"deployment_model":"cloud_saas","compliance_controls":true,"guest_external_access":true,"recording_transcription":"recording_ai_notes","threaded_reply_conversations":true,"automated_workflow_bot_builders":true,"channel_based_topic_organization":true,"robust_message_search_and_history_indexing":true}` | `{"hosting":"both","sso_saml":true,"sso_scim":true,"free_tier":true,"messaging":true,"api_access":true,"whiteboard":false,"open_source":true,"browser_join":true,"e2e_encryption":true,"screen_sharing":true,"video_meetings":true,"app_marketplace":true,"hipaa_available":true,"max_participants":"150 video (2000 with MLS enabled)","compliance_controls":true,"guest_external_access":true,"recording_transcription":"none"}` |
| integrations.count | 2,500 | 1 |
| integrations.list | `[{"name":"Salesforce"},{"name":"Atlassian"},{"name":"Lucid"},{"name":"Loom"},{"name":"Miro"},{"name":"Smartsheet"},{"name":"Mural"},{"name":"Zapier"},{"name":"Microsoft 365","native":true},{"name":"Jira","native":true,"category":"project_management"},{"name":"GitHub","native":true,"category":"engineering"},{"name":"Google Workspace","native":true,"category":"authentication","direction":"inbound"},{"name":"Okta","native":true,"category":"authentication","direction":"inbound"},{"name":"ADFS","native":true,"category":"authentication","direction":"inbound"},{"name":"Zendesk","native":true}]` | `[{"name":"GitHub","native":true,"category":"devops","direction":"outbound"}]` |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"DE","primaryMarkets":["DE","EU"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"ios":true,"web":true}` | `{"ios":true,"web":true,"android":true}` |
| pricing | `{"type":"subscription","plans":[{"free":true,"name":"Free","summary":"Free forever","features":["90 days of message history","Up to 10 apps from Slack App Directory","1:1 audio and video meetings with screen sharing","1:1 external messages via Slack Connect","SAML-based single sign-on","SCIM user management","EMM integration support","Native data loss prevention","AI conversation summaries","Slackbot personal AI agent","AI workflow generation","AI search","AI daily recaps","AI file summaries"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"GBP"}],"description":"A simpler way to chat and collaborate","contactSales":false,"includedLimits":{"apps":"up to 10","message_history":"90 days"}},{"free":false,"name":"Pro","summary":"£7/user/month (£5.75/user/month billed annually)","features":["Unlimited message history","Unlimited app integrations","2,600+ apps in Slack App Directory"],"components":[{"kind":"per_unit","unit":"user","amount":7,"period":"month","currency":"GBP"},{"kind":"per_unit","unit":"user","amount":5.75,"period":"month","currency":"GBP"}],"description":"Drive productivity in one place","contactSales":false}],"summary":"From £0 (free tier) to £7/user/month (Pro). Free tier available.","currency":"GBP","freeTier":true,"sourceUrl":"https://slack.com","retrievedAt":"2026-08-05T14:23:07.180Z","startingPrice":{"amount":5.75,"period":"month","currency":"GBP"},"billingPeriods":["month","year"]}` | `{"type":"hybrid","plans":[{"free":true,"name":"Wire for Free","summary":"Free","features":["Messaging","Audio and video conferencing","File sharing"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"EUR"}],"description":"Free tier for basic use","contactSales":false},{"free":false,"name":"Wire for Enterprise","summary":"€7.45/user/mo (annual) or €8.94/user/mo (monthly)","features":["All Wire for Free features","Video conferencing (up to 150 participants)","SSO and SCIM","Administrative controls","Role-based configurations"],"components":[{"kind":"per_unit","unit":"seat","amount":7.45,"period":"month","currency":"EUR"},{"kind":"per_unit","unit":"seat","amount":8.94,"period":"month","currency":"EUR"}],"description":"Full enterprise features including video conferencing up to 150 participants, SSO and SCIM, administrative controls","contactSales":false,"includedLimits":{"video_participants":"150","chat_participants_mls_enabled":"2000"}},{"free":false,"name":"Wire On-Premises (Wire Local)","summary":"Custom pricing – contact sales","features":["All Wire for Enterprise features","Federation with Wire Cloud","ID-Shield","Full deployment support","Data sovereignty","Multi-tenancy"],"description":"Self-hosted deployment option for organizations requiring data sovereignty, federation, and complete deployment control","contactSales":true}],"summary":"Free tier available. Wire for Enterprise from €7.45/user/mo (annual billing). On-premises deployment available via sales.","currency":"EUR","freeTier":true,"sourceUrl":"https://wire.com/es/pricing","retrievedAt":"2026-09-03T18:00:36.566Z","startingPrice":{"unit":"seat","amount":7.45,"period":"month","currency":"EUR"},"billingPeriods":["month","year"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | freemium |
| pricing.price_level | low | low |
| pricing.starting_price | - | `{"amount":7.45,"currency":"EUR"}` |
| pricing.transparent | yes | yes |
| reliability.status_page | yes | yes |
| security.certifications | - | `[{"name":"ISO 27001","status":"active"},{"name":"ISO 27701","status":"active"}]` |
| security.disclosure_policy | yes | yes |
| security.gdpr | yes | yes |
| security.hipaa | - | yes |
| security.iso27001 | - | yes |
| security.trust_center | https://slack.com/blog/collaboration/security-at-slack-how-slack-protects-your-data | https://wire.com/en/blog/microsoft-365-eu-compliance-secure-communication |

## Capabilities (Collaboration Software)

| Capability | Slack | Wire |
|---|:--:|:--:|
| **Modality** |  |  |
| Messaging | ✓ | ✓ |
| Video meetings | ✓ | ✓ |
| Whiteboard | - | ✗ |
| **Meetings** |  |  |
| Screen sharing | - | ✓ |
| Recording / transcription | Recording + AI notes | None |
| **Security** |  |  |
| End-to-end encryption | - | ✓ |
| SSO / SCIM | ✓ | ✓ |
| **Access** |  |  |
| Guest / external access | ✓ | ✓ |
| **Compliance** |  |  |
| Compliance controls | ✓ | ✓ |
| **Deployment** |  |  |
| Hosting | Cloud only | Cloud + self-hosted |
| **Scale** |  |  |
| Max participants | - | 150 video (2000 with MLS enabled) |
| **Ecosystem** |  |  |
| App marketplace | ✓ | ✓ |
| Public API / bot framework | ✓ | ✓ |
| **Commercial** |  |  |
| Free tier | - | ✓ |

*Source: vioscaleAI. Generated 2026-09-21T03:43:26.629Z. "-" = undocumented, not absent.*