Sista AI vs Synthflow
AI Voice and Phone
Sistava vs Synthflow
Synthflow is a no-code platform for building AI voice agents with drag-and-drop flows, handling inbound/outbound calls, appointments, and lead qualification. It targets SMEs and agencies with white-label options. Sistava is a full workforce platform where voice is one channel among many, with team hierarchy, persistent memory, thousands of integrations, and multi-function employees.
Profile
- Pricing
- $29/mo (50 min), $99/mo (200 min), $449/mo (1K min), $899/mo (2K min). Overage per minute.
- Founded
- 2023, Berlin, Germany
- Funding
- $30M raised ($20M Series A led by Accel, June 2025)
- Focus
- No-code voice AI agent platform for SMEs and agencies
Why Sista AI
Sistava is a full AI workforce platform with team structure and sprint cycles. Synthflow is a voice bot builder.,Sistava connects to thousands of apps and custom MCP servers. Synthflow has limited CRM integrations (HubSpot, GoHighLevel).,Sistava retains memory across calls and channels (the same employee remembers what last weeks call covered). Synthflow keeps per-call context.,Sistava employees handle sales, marketing, support, and ops. Synthflow agents are limited to phone tasks.,Sistava includes browser automation, task boards, file Drive, and work journals. Synthflow only handles phone calls.
Feature Comparison
| Feature | Synthflow | Sista AI |
|---|---|---|
| No-code voice platform | Full AI workforce | |
| Core product | Deepgram STT/TTS | |
| Voice, chat, SMS | Voice, chat, browser, email, thousands of apps | |
| Drag-and-drop flow builder | Hire from marketplace | |
| ✗ | ✓ | |
| ✗ | ✓ | |
| Per-call context | Persistent across calls and channels | |
| ✗ | ✓ | |
| ✗ | ✓ | |
| CRM (HubSpot, GoHighLevel) | Thousands of native + MCP | |
| Webhook handoff | Updates CRM, files notes, books follow-ups | |
| Flow guardrails | ✓ | |
| ✗ | ✓ | |
| $29-$899/mo with minute caps | Flat $79-$799/mo |