SSealbook

Bird vs Respond.io

Bird confirms 4 of the features we check on its own site; Respond.io confirms 4. Starting prices: Bird not published, Respond.io USD 79/mo · per month.

Bird

Developers sending email, SMS, WhatsApp and voice messages through APIs.

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.

Overview & pricing
CategoryCommunication & MeetingsCommunication & Meetings
SpecialtyCommunications APIsTeam inbox
Based in🇳🇱 NetherlandsUnconfirmed
Best forAll sizesAll sizes
Starting priceUnconfirmedUSD 79/mo · per month
Free planUnconfirmedUnconfirmed
Free trialUnconfirmed✓7 days
Features confirmed on each vendor’s site
Business phone numbers / VoIP · Core features✓Voice with numbers, SIP trunking and browser callingUnconfirmed
Call / meeting recording · Core features✓Voice recordings listedUnconfirmed
Shared inbox · Core featuresUnconfirmed✓Team inbox unifying WhatsApp, TikTok, Instagram, Facebook
SMS · Core features✓SMS API with sending, numbers, two-way messagingUnconfirmed
Mobile app · Core featuresUnconfirmed✓Mobile App listed in the product menu
Public API · Platform✓Build with MCP, CLI and SDKs; email API✓Developer Hub with guides and documentation
24/7 support · SupportUnconfirmed✓24/7 human and AI support
Integrations
Listed on its siteZapier, n8n, AttioWhatsApp, TikTok, Instagram, Facebook, Telegram, Viber, Line, WeChat, Twilio, Slack, Dialogflow, Wit.ai, Chatbase, Kik

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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.