Voice Assistant Development
The best 50 Voice Assistant Development AI tools - Free & Paid
Explore 50 AI for Voice Assistant Development
Vapi is an AI tool that facilitates rapid voicebot development for various applications like customer support, sales, telehealth, etc. It provides features such as low-latency streaming, multilingual support, and customizable models to efficiently create sophisticated voice solutions.
Free trial
- $36
Voice.ai offers cloud‑and on‑prem AI voice agents for calls, scheduling, and queries, supporting 15+ languages. It provides text‑to‑speech, 10‑second voice cloning, real‑time voice change, noise filtering, and integrates with Salesforce, HubSpot, Zendesk, Slack. APIs and SDKs enable scalable deploym
Freemium
- $5/mo
Voqal lets developers control IDEs, generate code, and run tasks with natural voice, no wake word. It offers edit mode, debug commands, live context data, and customizable AI back‑ends across IDEs and languages for hands‑free coding.
Freemium
Voice AI platform that builds conversational agents in five clicks, automating support, sales, and billing calls. It integrates natively with CRMs and databases for real‑time actions, supports multi‑OS softphones, and records transcriptions for audits.
Free
Create, embed, and share personalized AI chat apps without coding using Dialogly. Seamlessly integrate and share GPT-enabled chat apps, fetch real-time data from external HTTP endpoints, customize app behavior with custom rules, automate tasks with Zapier, and extract textual data from URLs. Pricing
Subscription
11 ai is a voice assistant using ElevenLabs Agents that enables voice-driven task management, customer research, ticket updates, and team messaging via integrations with Perplexity, Linear, and Slack, supporting private MCP servers and fast voice cloning across 5,000+ voices.
Freemium
Voilà AI Assistant is a cross‑platform browser extension, desktop, and mobile app that uses GPT‑5 to summarize, rewrite, translate, and auto‑reply to emails, chats, PDFs, spreadsheets, and YouTube transcripts, while correcting spelling, grammar, tone and generating images from text.
Freemium
- $10/mo
Wondershare AI delivers end‑to‑end media creation: it turns scripts into spokesperson videos with multiple voices, generates music, offers real‑time transcription, AI audio cleanup, talking‑photo synthesis, PDF markup, text‑to‑image, multilingual video, object removal, and batch conversion.
Free
Voiceflow enables teams to create, test, and deploy AI‑powered conversational agents across chat, voice, phone, and web without coding. Its visual editor, real‑time collaboration, and secure deployment pipelines streamline design, evaluation, and omnichannel rollout.
Free
- $50/mo
ElevenCreative is an AI tool that generates ultra-realistic speech, videos, music, and sound effects, offering text-to-speech, voice cloning, and a library of pre-recorded voices for creating personalized content for various applications.
Freemium
- $5/mo
Google AI Studio is a unified platform for accessing Gemini multimodal models—text, image, audio, and video—with API/SDK support, an integrated playground for prompt testing, one-click deployment, and centralized monitoring, logging, and code samples for rapid integration.
Freemium
Vocera is an AI voice agent testing tool that allows users to create custom datasets for evaluating voice AI across various scenarios, providing real-time monitoring, detailed logs, and insights for optimizing performance in applications like sales and customer support.
Freemium
VoiceGPT lets Android users chat with ChatGPT via voice, offering hotword activation, multilingual input/output, and unlimited free messaging. It supports OCR for image text extraction, code execution in 70+ languages, and DALL‑E 2 image creation, all within a dark/light theme.
Free
Blackbox AI is an AI-powered tool for developers that searches and autocompletes code snippets across multiple programming languages and repositories, extracts code from videos and PDFs, and converts queries into code.
Free trial
- $5/mo
Voice Lab AI is a text-to-speech and voice cloning tool that generates realistic, expressive voices for audiobooks, voiceovers, and narration. It offers multilingual support, tonal nuance, and robust data security features like encryption and access controls.
Freemium
- $3/mo
Talkpal is an AI‑powered language tutor supporting 80+ languages with interactive modes like speaking, writing, call, photo, and roleplay. It provides real‑time feedback on pronunciation, grammar, and vocabulary, personalizes practice, tracks progress, and offers certificate‑ready assessments.
Subscription
- $4.68/mo
GitHub Next Project: Write code without the keyboard using voice commands with GitHub Copilot.
Free trial
ParakeetAI delivers real‑time interview answers, integrating with Zoom, Google Meet, Teams, HackerRank, and LeetCode. It transcribes spoken questions, generates responses via GPT‑5, GPT‑4.1 or Claude 4, records shared screens, logs notes, and supports multiple languages and mobile access.
Subscription
- $99.9/mo
AIVocal is an AI-powered vocal assistant for audio content creation, featuring podcast generation, multilingual voice synthesis, and voice cloning. It also offers transcription, vocal editing, AI vocal removal, and text-to-speech, available on mobile and desktop.
Free trial
Vocads automates inbound/outbound calls, voicemail, follow‑ups, and surveys using AI agents built from templates and database‑driven dialogues. It supports 12+ languages, real‑time dashboards, 24/7 operation, and secure, multi‑channel deployment and integration.
Subscription
Voicy.AI automates customer interactions for offline commerce, handling calls, texts, chat, and voice in real time. It integrates with POS and booking systems, supports SMS/Facebook Messenger, and scales personalized communication while lowering engagement costs.
Freemium
Teacher AI offers 24/7 voice‑based conversation practice with AI teacher clones, instant transcription, on‑click vocabulary translations, audio playback, exportable word lists, and automatic fluency tracking for intermediate learners seeking daily speaking drills.
Free trial
The Speak AI tool is a language data analysis and research platform with transcription, data analysis, and sentiment analysis capabilities for various types of media.
Free trial
Voicemaker is a cloud‑based text‑to‑speech platform offering 1,500+ AI voices in 130+ languages. It lets users adjust pitch, speed, pauses, add effects, clone voices with a minute of audio, and export to MP3, WAV, OGG, AAC, or OPUS.
Freemium
Coachvox delivers a 24/7 conversational AI that mirrors a coach’s unique style. It auto‑trains from books, articles, and session transcripts, offers customizable personality sliders, embeds on websites or dashboards, supports multiple languages, and provides analytics for content improvement.
Subscription
- $99/mo
YouWare is a vibrant platform blending AI-powered app and website creation with a thriving creative community. Users leverage cutting-edge AI generation and prompt-based 'vibe coding' to build projects and collaborate.
Freemium
- $17/mo
Verve AI Interview Copilot delivers real‑time support on Google Meet, Zoom, Teams, and Chime. It transcribes, detects questions, and suggests answers, offering specialized modes for behavioral, coding, assessments, and HireVue. Supports 25+ languages and aligns with resumes and role descriptions.
Freemium
- $17/mo
Whisp converts spoken requirements into production-ready web apps, generating frontend, backend, database schemas, authentication, and integrations with live previews. Voice-driven iteration and code export let teams build, refine, and deploy prototypes or SaaS products.
Subscription
Interview Optimiser delivers AI‑powered voice interview simulations. After uploading a CV and selecting a role, the system generates industry‑specific questions, adapts them in real time using prosody analysis, and produces a detailed feedback report with progress tracking.
Paid
- $4
Vocal Image is an AI-based coaching app that improves speaking skills through personalized voice assessments and targeted programs for speech recovery, accent reduction, and voice transformation, fostering a supportive community and offering educational content for users.
Free
ListenTell captures live interview audio and AI‑generates concise notes and suggested responses on PC or mobile. A single‑click activation, offline copilot, supports 1‑hour or 2‑hour sessions, and works across browsers and operating systems.
Freemium
Chat & Ask AI combines web search, image generation, link analysis, document chat, and YouTube summarization in one interface. It offers up‑to‑date answers, multilingual support, file uploads, and a prompt library, powered by GPT‑5.2, Gemini, Claude, and Stable Diffusion XL.
Free
AI‑powered roleplay coach for managers, sales teams, and new hires. It simulates performance reviews, sales pitches, and executive briefings, delivering real‑time, science‑based feedback on tone, filler words, and body language. Includes GDPR‑compliant video replay and customizable frameworks.
Subscription
Watto AI lets businesses build no‑code voice agents to automate support, collect leads, and run services like 24/7 help or restaurant orders. Drag‑and‑drop setup, analytics, and cross‑industry deployment reduce response times and operating costs.
Freemium
Vbee Aivoice is an AI text-to-speech platform that converts text into natural-sounding audio across multiple languages. It offers various voices, supports voice cloning, and provides MP3/WAV output, ideal for podcasts, e-learning, and audiobooks.
Freemium
Microsoft 365 Copilot is an AI-powered tool that integrates with Microsoft 365 apps to enhance creativity and skill development, featuring a new business chat feature for project summarization. It prioritizes security, compliance, and privacy.
Paid
InterviewBot Xpress offers interview prep and a live simulation with 20 on‑screen questions. Users upload a resume or job description to generate up to ten personalized questions per role, with downloadable offline practice files. Repeat sessions, no response recording.
Voxify is an advanced AI voice generator tool that offers customizable voice-overs in multiple languages, accents, emotions, tones, styles, pacing with fast turnaround times, affordable pricing options, and flexible subscription plans.
Freemium
- $4.99/mo
Curious Thing AI offers customizable voice assistants Lucy and Sam for businesses. These assistants simplify communication, gather leads, manage calls, and provide multilingual support, resulting in enhanced customer service.
Free trial
AI Tutor consolidates 200+ models into a single interface, enabling instant switching across text, image, audio, and video. It offers coding support, document analysis, app building, research tools, chatbot creation, and Beam for side‑by‑side model comparison.
Freemium
- $14.99/mo
Alan AI is a cloud‑based platform that builds adaptive voice assistants via lightweight SDKs. It auto‑generates code for API calls, supports knowledge‑base imports, offers a visual workflow builder, and provides enterprise‑grade deployment options with multi‑model flexibility.
Freemium
- $1
Toolsaday is an AI platform offering text generation, email drafting, paraphrasing, story creation, and text‑to‑speech. It helps writers, marketers, students, and business professionals produce content quickly and customize models via an integrated developer hub.
Subscription
- $7.99/mo
OneContact unifies voice, chat, WhatsApp, and social media into a single contact‑center interface, offering real‑time agent assistance, bot automation, sentiment analysis, quality monitoring, workforce optimization, and CRM integration for global scalability.
Free
Audionotes AI tool for effortless voice-to-text conversion, organization, summarization, and content generation.
Freemium
Voicepanel is an AI‑native research platform that lets teams design studies, instantly recruit from a 30 million‑user global panel, and collect voice, video, and text responses. It supports multi‑language prompts, real‑time analysis, and Slack integration for rapid insights.
Freemium
- $49