Respond.io vs Slack
Respond.io confirms 4 of the features we check on its own site; Slack confirms 3. Starting prices: Respond.io USD 79/mo · per month, Slack not published.
Respond.io
B2C businesses that want to unify customer chats, calls and campaigns across messaging channels with AI agents.
Watch out: Pricing scales with the contacts you talk to.
Slack
Teams wanting channel-based messaging with apps, workflows and AI.
Watch out: Pricing is not visible in the fetched text.
| Overview & pricing | ||
|---|---|---|
| Category | Communication & Meetings | Communication & Meetings |
| Specialty | Team inbox | Team messaging |
| Based in | Unconfirmed | Unconfirmed |
| Best for | All sizes | All sizes |
| Starting price | USD 79/mo · per month | Unconfirmed |
| Free plan | Unconfirmed | Unconfirmed |
| Free trial | ✓7 days | Unconfirmed |
| Features confirmed on each vendor’s site | ||
| Team chat & channels · Core features | Unconfirmed | ✓Channels and messaging |
| Video meetings · Core features | Unconfirmed | ✓Huddles: meet with audio and video |
| Shared inbox · Core features | ✓Team inbox unifying WhatsApp, TikTok, Instagram, Facebook | Unconfirmed |
| External guests / shared channels · Core features | Unconfirmed | ✓Slack Connect: work with external partners |
| Mobile app · Core features | ✓Mobile App listed in the product menu | Unconfirmed |
| Public API · Platform | ✓Developer Hub with guides and documentation | Unconfirmed |
| 24/7 support · Support | ✓24/7 human and AI support | Unconfirmed |
| Integrations | ||
| Listed on its site | WhatsApp, TikTok, Instagram, Facebook, Telegram, Viber, Line, WeChat, Twilio, Slack, Dialogflow, Wit.ai, Chatbase, Kik | Salesforce |
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Every ✓ / ✕ comes from the vendor’s own website (sources on each product page). Unconfirmed means the site doesn’t say — not that the feature is missing.