# Replicant vs Retell AI: who uses which

On usedby, 15 companies use Replicant and 32 use Retell AI. No company is listed with both yet. Counts include every proof level, job-post signals included. Companies named on both have a confirmed or observed line on each side. Latest check 2026-10-08: 47 of 47 public lines checked.

## Side by side

|  | [Replicant](https://www.usedby.ai/tools/replicant.md) | [Retell AI](https://www.usedby.ai/tools/retell-ai.md) |
|---|---|---|
| Public customers | 15 | 32 |
| Confirmed | 12 | 14 |
| Observed | 3 | 18 |
| Signals (job posts) | 0 | 0 |
| Top industries of customers | HR & Recruiting (1), Logistics & Supply Chain (1) | EdTech & E-learning (2), Consumer Goods (1), Fintech & Payments (1) |
| Category | AI Phone Agents | AI Phone Agents |
| Security | SOC 2 Type II, PCI DSS, HIPAA ([replicant.com](https://replicant.com/safety-ai-security), checked 2026-10-08) | — |
| Your data | Not used to train models by default. ([replicant.com](https://replicant.com/safety-ai-security), checked 2026-10-08) | — |
| Integrations | Salesforce, Genesys, Cisco, Zendesk, Ujet, Talkdesk, Stripe, Shopify, ServiceNow, SAP, NICE inContact, Five9 ([replicant.com](https://replicant.com/platform/integrations), checked 2026-10-08) | Twilio, n8n, Go High Level, Cal.com, Vonage, HubSpot, Zapier, Zoho CRM, Google Workspace, Make, Salesforce, Calendly ([retellai.com](https://www.retellai.com/integrations), checked 2026-10-07) |
| Data processing terms | — | A data processing agreement is available. ([trust.retellai.com](https://trust.retellai.com/), checked 2026-10-07) |
| Free trial | — | Free trial or free plan available. ([retellai.com](https://www.retellai.com/pricing), checked 2026-10-07) |

## Published results

Reviewed stories only; usedby did not measure the figures.

- Replicant: [ECSI](https://www.usedby.ai/case-studies/ecsi-replicant.md): **$1.5M**: “$1.5M in annual savings” (captured by usedby 2026-10-08)
- Replicant: [Century Support Services](https://www.usedby.ai/case-studies/century-support-services-replicant.md): **1.5min**: “1.5min reduction in average call time” (captured by usedby 2026-10-08)
- Retell AI: [Matic](https://www.usedby.ai/case-studies/matic-retell-ai.md): **~3 minutes**: “Call handling time reduction in data intake flows: ~3 minutes” (captured by usedby 2026-10-05)
- Retell AI: [TripleTen](https://www.usedby.ai/case-studies/tripleten-retell-ai.md): **200 hours**: “That’s roughly 200 hours per month we’re getting back” (captured by usedby 2026-10-05)

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Source: https://www.usedby.ai/compare/replicant-vs-retell-ai · How we check: https://www.usedby.ai/methodology