Vapi vs Voice In

Comparing the features of Vapi to Voice In

Feature
Vapi
Voice In

Capability Features

A/B Experiments
Advanced Mode Sites Limit
1000+ sites
AI Guardrails
API Access
API Configurability
4.2K+ configuration points
API-First Architecture
Automated Test Execution
Automatic Formatting
Automatic Scalability
Millions of calls
Bring Your Own Models
Change Text Case
Community Support
13000
Custom Phone Number
Custom Voice Commands
Dedicated Deployment Engineer
Dictation Across Tabs
Dictation Box
Documentation
Enterprise Compliance
SOC2HIPAAPCI
GDPR Compliance
Inbound Calls
Language Switching Shortcuts
Minimal Permissions
Multi-language Support
100+ languages
No Extra Hardware Needed
No-code/Low-code Workflow
Outbound Calls
Page Pop-up Placement
Popular Languages
EnglishJapaneseGermanPortugueseSpanishHebrewFrenchHindiArabicPolish
Prebuilt Templates
1000s
Premium Support
Privacy Protection
Supported Language List
100+ languages
Tool Calling
Ultra-low Latency
Sub-500ms
Uptime SLA
99.99% uptime
Voice Commands
Works on Editable Textboxes

Integration Features

Client SDK
React (web SDK)
Downloadable SDK ZIP
Github Repository
Integrations Information
40+ apps
OpenAI Integration
openaigpt-4o
Popular Site Integrations
GmailOutlookGoogle DocsFacebookLinkedInRedditSlackChatGPTWhatsAppSalesforce
Server SDKs
TypeScriptPythoncURL
Supported Platforms
WindowsMacLinuxChromebook
Website Compatibility
Over 10,000 websites
Works On Chrome

Limitation Features

No Built-in Telephony Provider Mentioned
No Desktop App
No Explicit Pricing Details
No Explicit Usage Quotas Listed
No File Format Support Listed
No Free Trial
No Offline Mode
Web App Only

Pricing Features

Free Tier
Paid Plans
Plus Plan Price
$60 per year