| What it does | Affordable WhatsApp API for developers with QR-linked sessions and no per-message fees
| Free, open source email client with mail, calendar, contacts and AI
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| Stage | Startup
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| Founded | 2025
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| Based in | Not given
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| Pricing model | Freemium
| Open source
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| Pricing | Free trial: 3 days with 1 connected number, 50 message requests per day. Starter: $6/mo (1 WhatsApp number). Pro: $15/mo (3 numbers). Growth: $30/mo (6 numbers). Agency: $45/mo (10 numbers). Yearly plans save 15%. No per-message charges. Prices in USD.
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| Key features | - Send text, images, videos, audio, documents, contacts and locations via WhatsApp
- Interactive messages with buttons, lists, quick replies and OTP actions
- Real-time webhooks for messages, delivery status and session events
- WhatsApp Groups and Communities management via API
- WhatsApp Channels API for publishing and managing updates
- QR code linking for secure WhatsApp connection without entering password
- Multi-device connection to keep WhatsApp active on phone and web
- Contact API for managing approved recipients and groups
- Real-time delivery and read status reports for sent messages
| - Mail over IMAP or POP3 with search by sender, date and attachments
- Calendar with CalDAV sync in day, week, month and year views
- Contacts with CardDAV sync with email, phone, company and birthday fields
- Read receipts showing Delivered, Opened or Bounced status
- AI summaries, replies and questions using your own API key
- Message and reply translation between languages
- Custom signature for each mailbox
- Built-in settings for Gmail, iCloud, Outlook, Yahoo, Fastmail, Zoho, GMX, Yandex and Proton Bridge
- Open source template for building branded mail clients
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| What makes it different | - No per-message charges - flat monthly pricing only
- QR code connection method with no password entry required
- Keep using WhatsApp on your phone while API is connected
- Messages show your WhatsApp number only, no Wapio branding
- Independent platform, not an official WhatsApp or Meta partner
| - Free and open source under MIT licence with no restrictions on use, modification or resale
- Works with any IMAP or POP3 mailbox including Gmail, iCloud, Outlook and others
- Calendar and contacts integrated in the same window with mail
- Bring your own AI from Anthropic, OpenAI, Google, xAI or Perplexity
- Build your own branded desktop app by customising the open source template
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 11 ▼ −1 (down) since last check |
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| Trust Flow (Majestic) | 0 | 2 |
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| Citation Flow (Majestic) | 16 | 28 |
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| Referring domains (Majestic) | 12 | 41 |
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Wapio
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