The spec sheet

Extracted from Retell AI's own site and policies — “Not published” means we looked and it isn't there.

Free trial

✓ Free trial

Starting price

—

Refund policy

⚠ Not published

Privacy & your data

⚠ Not published

Support

Company

Founded 2023

Best for: Developers building AI voice agents for phone-based call centers in healthcare, finance, insurance, and logistics

Standout: Integrates with Twilio, Vonage, HubSpot, Go High Level, and n8n, with a live demo and post-call analysis/QA tools

Retell AI vs. its closest rivals

Top-scored alternatives in AI Voice Agent Platform.

Tool · TrustScore	Free trial	From	Refund	Privacy
Retell AI 8.5/10 ★ 4.9 (814)	✓ Free trial	—	⚠ Not published	⚠ Not published	Compare →
Luminar AI 9.5/10 ★ 4.6 (6839)	✓ Free trial	—	✓ 30 days	Policy published	Compare →
ArchiVinci 9.5/10 ★ 4.3 (10)	✓ Free trial · 3 free renders	Free plan	✓ Money-back guarantee	⚠ Not published	Compare →
Redraw 9.5/10 ★ 3.8 (2)	✓ Free trial · no card	$15/mo	✓ 7 days	⚠ Not published	Compare →
Aperty 9.5/10 ★ 3.8 (2)	✓ Free trial	$44/mo	✓ 14 days	Policy published	Compare →

Our 5-point vetting, with evidence quotes from their own pages.

—Money-back guarantee verified

✓Free trial confirmed

“…( Dutch ) sv ( Swedish ) da ( Danish ) Login Contact Sales Try For Free en en ( English ) pt ( Portuguese ) es ( Spanish ) de ( Ger…”

✓Reachable human support

“…ps you deploy voice AI agents at scale. Need support? Email [email protected] or Hire A Certified Partner . First Name Last Name Email Ad…”

✓No fine-print return traps

✓No unrealistic marketing claims

Vetted 2026-07-21 · How we compare →