
Offers industry-leading conversational voice capabilities and broad reasoning, though it lacks specialized roleplay games.
Offers industry-leading conversational voice capabilities and broad reasoning, though it lacks specialized roleplay games.
Roxy - AI Voice Companion records 27,212,532 monthly visits with -6.4% month-over-month growth and Freemium pricing. Synthflow.ai records 95,542 monthly visits with -7.6% growth and Free Trial, Contact for Pricing pricing.

Enterprise AI voice agents that work inside your phone system
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | itunes.apple.com | synthflow.ai |
| Pricing Model | Freemium | Free Trial, Contact for Pricing |
| Monthly Visits | 27.21M (27,212,532) | 95.54K (95,542) |
| MoM Traffic Delta | -1.87M (-6.4%) | -7.91K (-7.6%) |
| Primary Market & Share | 🇺🇸 United States (35.2%) | 🇺🇸 United States (59.9%) |
| Direct Visits / mo | 9.07M | 32.52K |
| User Rating | 4.1 | 4.2 |
| Supported Platforms | App | Website |

Hands-free AI voice chat for conversation, language practice and games
Talk to Roxy naturally in a voice-first interface and hear spoken replies, so you can use the app while driving, cooking or relaxing without touching your phone.
Play trivia, word puzzles, 20 questions and other casual games using only your voice for entertainment on the go.
Hold interactive conversations to practise a new language, or ask for instant translations when you need them.
Recent versions let you pick the underlying language model - Claude, DeepSeek, Gemini or your own custom model - to shape how conversations feel.

Enterprise AI voice agents that work inside your phone system
Design AI agents for inbound and outbound calls without building a custom voice stack yourself.
Agents read and write Salesforce, HubSpot, Zendesk, Freshworks and more during the call, through 200+ integrations.
Keep your numbers and carrier thanks to built-in connections for Zoom, Five9, RingCentral, 8x8, Twilio, Telnyx, Vonage and Freshcaller, plus SIP setups.
Synthflow runs regional telephony infrastructure with SIP ladder, packet capture and quality scores for every call.

Offers industry-leading conversational voice capabilities and broad reasoning, though it lacks specialized roleplay games.
Offers industry-leading conversational voice capabilities and broad reasoning, though it lacks specialized roleplay games.

Provides fluid multimodal voice interactions and massive context integration, but is less tailored for casual companion games.
Provides fluid multimodal voice interactions and massive context integration, but is less tailored for casual companion games.

Delivers real-time conversational assistance with live web integration, but lacks dedicated hands-free voice companion modes.
Delivers real-time conversational assistance with live web integration, but lacks dedicated hands-free voice companion modes.

SpecialistExcels at high-accuracy translation and real-time voice translation, but does not offer conversational companion gameplay.
SpecialistExcels at high-accuracy translation and real-time voice translation, but does not offer conversational companion gameplay.

Build autonomous AI agents for WhatsApp, email, voice, and every channel your customers use.

SpecialistFeatures structured language courses with conversational avatar tutors, but lacks open-ended voice gaming.
SpecialistFeatures structured language courses with conversational avatar tutors, but lacks open-ended voice gaming.
SpecialistFocuses strictly on interactive language learning and spoken fluency coaching rather than entertainment companions.
SpecialistFocuses strictly on interactive language learning and spoken fluency coaching rather than entertainment companions.

SpecialistActs as a multilingual messaging assistant with voice support, but lacks advanced hands-free spoken gaming features.
SpecialistActs as a multilingual messaging assistant with voice support, but lacks advanced hands-free spoken gaming features.

SpecialistSpeak a new language from day one with human-like AI and expert human tutors
SpecialistSpeak a new language from day one with human-like AI and expert human tutors

SpecialistPractise real English conversations with an AI tutor that gives instant feedback
SpecialistPractise real English conversations with an AI tutor that gives instant feedback

Enterprise voice AI that resolves customer conversations
Enterprise voice AI that resolves customer conversations

Cloud phone system and AI voice agents for sales, support, and call centers
Cloud phone system and AI voice agents for sales, support, and call centers