Kallina vs Retell AI
2026 Comprehensive Comparison
| Feature | Kallina | Retell AI |
|---|---|---|
| Type | AI Voice Agent | Voice AI |
| Pricing | $150/month flat | Per minute |
| Native AI Voice | ✓ Built-in | Limited/None |
| Setup Time | 15 minutes | Hours to weeks |
| 24/7 AI Answering | ✓ | Extra cost |
Retell AI Strengths
Customizable
Retell AI Weaknesses
Technical setup