Sistava 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 Sistava
- 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 | Sistava |
|---|---|---|
| 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 $49-$399/mo |