kitio.aiWatermelon vs Darwin AI
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Watermelon starts at See pricing page and Darwin AI starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Custom AI agents
- AI Actions for orders and bookings
- Omnichannel deployment
- Live chat handoff
- 100+ languages
- Zapier and API access
- Role-specific AI agents
- WhatsApp and Instagram chat
- Phone calls
- CRM data entry
- Human escalation
| Feature | Watermelon | Darwin AI |
|---|---|---|
| Best for | EU-hosted AI agents that answer customers and take actions | AI employees that handle WhatsApp sales and service for small firms |
| Category | Customer support | Customer support |
| Pricing model | Freemium | Paid |
| Starting price | See pricing page | See pricing page |
| Free plan | Yes | No |
| Made by | Watermelon | Darwin AI |
| Based in | Netherlands | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Watermelon starts at See pricing page and Darwin AI starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
5 plans
Free
Free
- 50 conversations per month
- Website widget and live chat
- Agent inbox
Starter
€99/mo
- 250 conversations per month
- AI Actions
- WhatsApp and social channels
Advanced
€199/mo
- 500 conversations per month
- Advanced AI models
- Zapier, API and webhooks
Business
€399/mo
- 1,000 conversations per month
- Team roles
- Remove Watermelon branding
Enterprise
Contact sales
- Dedicated support
- SLA and uptime guarantees
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Watermelon
- EU hosting and ISO 27001
- Free plan to build and test
- Agents can act in your systems
- Prices only in euros
- Free plan covers 50 conversations
- API access starts at the Advanced plan
Darwin AI
- Agents for specific roles
- Official WhatsApp Business partner
- Connects to your CRM
- Pricing not shown
- Focused on Spanish and Portuguese markets
- Site defaults to Spanish
Which one should you choose?
Choose Watermelon if you want:
- EU hosting and ISO 27001
- Free plan to build and test
- Agents can act in your systems
Watch out: prices only in euros.
Choose Darwin AI if you want:
- Agents for specific roles
- Official WhatsApp Business partner
- Connects to your CRM
Watch out: pricing not shown.
Watermelon vs Darwin AI FAQ
What is the difference between Watermelon and Darwin AI?
Watermelon: EU-hosted AI agents that answer customers and take actions. Darwin AI: AI employees that handle WhatsApp sales and service for small firms. Both are customer support tools.
Is Watermelon or Darwin AI cheaper?
Watermelon starts at See pricing page and Darwin AI starts at See pricing page. Check both pricing pages for current plans.
Do Watermelon and Darwin AI have free plans?
Watermelon: Yes. Darwin AI: No.
Who makes Watermelon?
Watermelon is made by Watermelon, based in Netherlands.
Who makes Darwin AI?
Darwin AI is made by Darwin AI.
Which should I choose, Watermelon or Darwin AI?
Choose Watermelon if you value eu hosting and iso 27001 and free plan to build and test. Choose Darwin AI if you value agents for specific roles and official whatsapp business partner.