Frontline vs Ultravox.ai
Frontline vs Ultravox.ai, compared side by side on 16 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Frontline is on 43/100 and Ultravox.ai on 52/100.
Where each one leads
Frontline
Leads on none of the measures we hold for both companies.
Ultravox.ai
- our overall score: 52/100 against 43/100
- domain rating: 51/100 against 32/100
At a glance
| Measure | Frontline | Ultravox.ai |
|---|---|---|
| What it is | Enterprise-grade AI agents that automate sales, support, HR, and collections processes via WhatsApp. | Ultravox.ai (formerly Fixie.ai) is building human-like voice AI agents and models for natural, real-time communication. |
| Category | Agentic AI, Customer Service, AI Agents, Voice Agent | Agentic AI, AI Agents, Foundation Model, Large Language Model |
| Sells toBusiness model | B2B | B2B |
| Offering | Software | Platform |
| Founded | 2022 | 2022 |
| Headquarters | San Francisco, United States | San Francisco, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | Frontline | Ultravox.ai |
|---|---|---|
| Employees | Not published | 16 |
| Total funding | Not published | $10.0M |
| Latest round | Not published | Seed |
| LinkedIn followers | Not published | 5,687 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Frontline | Ultravox.ai |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 43/100 | 52/100 |
| Traction | Not published | 47/100 |
| Team | 70/100 | 30/100 |
| Community | 15/100 | Not published |
| Search visibility | 10/100 | 54/100 |
| Quality | 58/100 | 58/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (45/100) | D (46/100) |
| Domain ratingLink authority, 0-100 | 32/100 | 51/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Frontline | Ultravox.ai |
|---|---|---|
| CDN | Cloudflare | Not detected |
| CMS | Not detected | Framer |
| Frameworks | Astro, Tailwind CSS | Not detected |
| Analytics | Google Analytics 4, Facebook Pixel | Fathom |
| Open source | No | Yes |
Product and pricing
| Measure | Frontline | Ultravox.ai |
|---|---|---|
| Key features | Inbound Sales Agent, Customer Support Agent, Advanced Workflows, Knowledge Base, Powerful Integrations, Make it your own | Human-like Voice AI, Ultravox v0.5 Model, Enhanced Transcription Accuracy, Expanded Language Support, Direct Speech Consumption, Real-time APIs & SDKs |
Frontline vs Ultravox.ai: common questions
Which is better, Frontline or Ultravox.ai?
On our 0-100 score Ultravox.ai rates higher (52/100 against 43/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 16 data points above: read the rows that match what you are buying for.
How do Frontline and Ultravox.ai compare on the numbers?
Ultravox.ai leads on our overall score (52/100 against 43/100), domain rating (51/100 against 32/100).
Read the full Frontline review and pricing or the Ultravox.ai review and pricing. You can also browse other Frontline alternatives we track.