Vapi
85Developer platform for building and running voice phone agents, billed per minute of call time.
United StatesAdded 2mo ago
Paidfrom $0.05/minAPI
92trust score out of 100
1
Ultravox.ai alternatives
3 products our research names as a replacement for Ultravox.ai in Voice Agents & Phone AI, each with what it does differently — prices, API and status from our own checks rather than from the vendors’ own pages.
Build and run AI phone agents that book, qualify and transfer calls, billed by the minute.
United StatesAdded 2mo ago
Freemiumfrom $0.07/minAPI
92trust score out of 100
Deepgram
71Low-latency speech recognition and voice agent API
United StatesAdded 2mo ago
Freemiumfrom $0.0043/minAPI
94trust score out of 100
from $0.0043 against $0.05
Ultravox.ai vs Deepgram →More in Voice Agents & Phone AI
Not named as direct replacements — neighbours from the same part of the catalog: the best-rated first, then a sample of the rest.
An AI assistant with its own phone number that answers calls, takes meeting notes, and tracks tasks and commitments.
United StatesAdded 1mo ago
Paidfrom $2.50/mo
85trust score out of 100
1
Bland AI
71Phone-call agents billed per minute, with the language model, transcription and voice included in the rate
United StatesAdded 2mo ago
Paidfrom $0.14/minAPI
89trust score out of 100
2
Voice AI agents that answer calls, update CRMs, and run scripted actions, billed per minute plus a monthly seat.
SpainAdded 1mo ago
Paidfrom $0.39/minAPI
87trust score out of 100
1
Bolna
71Phone agents for inbound and outbound calls, with 10+ Indian languages and your pick of ASR, LLM and TTS
IndiaAdded 2mo ago
Paidfrom $0.06/minAPI
85trust score out of 100
1
OsmO
77Mobile call screener that answers unknown numbers, blocks spam, takes messages and dials out for you
IndiaAdded 2mo ago
Paidfrom $7.99/mo
82trust score out of 100
Vozexo
59AI phone agent for dental and service businesses that books appointments around the clock.
Added 1mo ago
Paidfrom $29/mo
68trust score out of 100
AI receptionist for salons and spas that answers after-hours calls, captures bookings and texts back missed callers.
United StatesAdded 1mo ago
Paidfrom $79/mo
82trust score out of 100
IsOn24
69AI phone receptionist that answers calls, texts back, books appointments and queues live callers
United StatesAdded 2mo ago
Paidfrom $59/mo
92trust score out of 100
AI voice agents that call new leads within seconds, handle objections and book meetings into Google Calendar or Calendly.
United StatesAdded 1mo ago
Freemiumfrom $39/moAPI
82trust score out of 100
2
Builds AI phone agents that answer inbound calls and place outbound ones for sales, support, and appointment booking.
RomaniaAdded 1mo ago
Paidfrom $37/mo
83trust score out of 100
1
Newo
69AI phone and chat receptionist that books appointments and answers calls across 60+ languages, 24/7.
United StatesAdded 1mo ago
Freemiumfrom $299/mo
86trust score out of 100
AI phone receptionist for trades: answers missed calls, answers questions and books the job.
Added 2mo ago
Paidfrom $50/mo
62trust score out of 100
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