
SpecialistAI-first customer service with a natively integrated AI agent
Convoso records 192,343 monthly visits with +28.8% month-over-month growth and Contact for Pricing pricing. telli records 30,992 monthly visits with -10.6% growth and Contact for Pricing pricing.

AI voice agents that run your customer calls end to end
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | convoso.com | telli.com |
| Pricing Model | Contact for Pricing | Contact for Pricing |
| Monthly Visits | 192.34K (192,343) | 30.99K (30,992) |
| MoM Traffic Delta | +42.97K (+28.8%) | -3.67K (-10.6%) |
| Primary Market & Share | 🇺🇸 United States (66.9%) | 🇩🇪 Germany (74.4%) |
| Direct Visits / mo | 154.85K | 9.08K |
| User Rating | 4.3 | 4.4 |
| Supported Platforms | Website | Website |

AI-powered outbound call center platform and predictive dialer
Switch between predictive, progressive and preview dialing per campaign, with answering machine detection, call classification and sub-five-second speed-to-lead routing.
An AI agent that qualifies leads, handles inbound and outbound calls, and transfers sales-ready prospects to human reps, extending coverage beyond shift hours.
Monitors caller ID reputation across carriers, scores number health, and automates procurement, rotation and replacement to protect contact rates.
Automate list processing, cadences, retry logic and next-best actions, then track performance with detailed reporting and dashboards.

AI voice agents that run your customer calls end to end
telli Studio lets teams create and refine agents by describing the conversation in natural language, without engineering work.
Deploy agents with native fluency, local accents and cultural context across 30+ languages, with curated voices and optional voice cloning.
Pre-built and custom actions let agents act during a call, while post-call workflows push outcomes into connected systems automatically.
Native Salesforce and HubSpot connections plus API access, with telli phone numbers or bring-your-own via SIP trunking.

SpecialistAI-first customer service with a natively integrated AI agent
The AI platform for customer experience and business communications

SpecialistAI communication platform for sales and support teams

Free / Open-sourceEnterprise voice AI that resolves customer conversations
Free / Open-sourceEnterprise voice AI that resolves customer conversations

Free / Open-sourceCloud phone system and AI voice agents for sales, support, and call centers
Free / Open-sourceCloud phone system and AI voice agents for sales, support, and call centers
AI-powered omnichannel customer experience and contact center platform

Enterprise voice AI agents that handle your most regulated phone calls
Enterprise voice AI agents that handle your most regulated phone calls

Excels at real-time agent assistance and conversation intelligence, but is less focused on high-volume outbound predictive dialing.
Excels at real-time agent assistance and conversation intelligence, but is less focused on high-volume outbound predictive dialing.

Specialist24/7 AI receptionists plus trained human agents for calls, chat, and intake
Specialist24/7 AI receptionists plus trained human agents for calls, chat, and intake

Free / Open-sourceEnterprise AI voice agents that work inside your phone system
Free / Open-sourceEnterprise AI voice agents that work inside your phone system

Free / Open-sourceAI phone agents that answer, qualify and route every call 24/7

SpecialistAI voice and chat agents that handle every revenue conversation
SpecialistAI voice and chat agents that handle every revenue conversation