AI Text-to-Speech Tools

Ada is an enterprise AI customer-service platform that lets companies deploy, manage, and improve AI agents across chat, voice, email, messaging, SMS, social, in-app, and custom channels. It combines knowledge sources, APIs, integrations, structured workflows, analytics, safeguards, and human handoff to automate customer-support interactions.

Adobe Firefly is a standalone creative AI application and model family for generating and editing images, video, audio, vector graphics and design assets. Users can work from text prompts, reference images and existing creative content, then refine results through Adobe Firefly or connected Adobe applications. The product includes Adobe-developed models, selected partner models, Firefly Boards, custom models on eligible plans and developer-facing Firefly Services APIs.

Bland AI enables businesses and developers to build, deploy, and manage AI-powered phone agents for inbound and outbound calls. Agents can conduct multi-turn conversations, use configured knowledge bases and pathways, perform automations, transfer calls, send messages, and return transcripts or structured call outcomes.

Canva Magic Studio is a collection of AI-powered tools integrated into Canva. It helps users generate editable designs, images, videos, presentations, written copy, animations, and localized content from prompts or uploaded media, then refine the results in Canva's editor.

CapCut is a cross-platform video editing and content creation application operated by ByteDance. It combines a timeline editor with templates, effects, transitions, stock media, captions, transcription, text-to-speech, background removal, image tools, AI video generation, avatar features, cloud projects, and collaboration tools.

Captions is an AI-powered video creative studio that lets users edit existing footage, generate new videos, add and translate captions, dub speech, create AI actors and digital twins, generate supporting media, and direct edits with text prompts.

Cartesia provides real-time speech AI services for developers and businesses. The platform includes Sonic text-to-speech, Ink speech-to-text, voice cloning, multilingual voice generation, voice conversion, AI dubbing, downloadable voice outputs, and tools for creating managed voice agents.

Character.AI is a conversational AI and interactive entertainment platform where users can chat with public or custom AI Characters, create roleplay scenarios, develop Characters and Scenes, and share creative content with a community.

ChatGPT is OpenAI's general-purpose conversational AI assistant. It can answer questions, generate and edit text, search the web, conduct multi-step research, analyze files and structured data, generate and edit images, support coding, interact by voice, organize work in projects, and connect to supported external apps.

Colossyan is a browser-based AI platform for creating video-led training and enablement content. It converts scripts, documents, slide decks, URLs, and prompts into editable videos with AI presenters, synthetic voices, captions, translations, interactive elements, and course structures. The product also supports custom avatars, voice cloning, SCORM export, LMS delivery, collaboration, brand kits, and enterprise governance.

D-ID is a platform for creating avatar-led videos, translating video content, generating synthetic speech, and deploying interactive visual agents. It provides a browser-based studio, REST and streaming APIs, integrations, and embeddable experiences for business, education, marketing, training, customer experience, and developer workflows.

Decagon is an enterprise conversational AI platform that deploys customer-support agents across chat, email, voice, SMS, WhatsApp and custom surfaces. Agents can use connected knowledge sources and business systems to answer questions, retrieve customer context, execute approved workflows and escalate cases to human support teams.

Descript is a video and audio production application that transcribes recordings and lets users edit the underlying media by editing text. It also supports recording, screen capture, collaboration, publishing, AI-assisted editing, text-to-speech, voice cloning, avatars, translation, dubbing, and generated media.

Dify is an open-source platform for developing, deploying, and operating AI applications. It provides visual tools for creating chatbots, agents, chatflows, workflows, and RAG applications, along with model-provider configuration, knowledge bases, plugins, APIs, web app publishing, monitoring, and cloud or self-hosted deployment.

ElevenLabs is a standalone AI creative and developer platform for generating expressive speech, cloning and designing voices, transcribing audio, dubbing audio and video, creating music and sound effects, and building conversational voice agents. The platform also includes image and video generation tools through its broader creative workspace.

Grok is a general-purpose AI assistant from SpaceXAI available through grok.com and iOS and Android apps. It supports conversational assistance, live web and X search, reasoning, writing, coding, file and document analysis, voice conversations, image and video generation, external connectors, and selected agentic workflows.

Hedra is a multi-model AI creative studio for generating and editing video, images, audio, voices and animated characters. It combines an agent-based workspace with selectable models, persistent creative assets, team collaboration and developer access through an API, CLI and MCP.

HeyGen is an AI video creation platform that lets users create presenter-led videos from scripts, prompts, documents, images, audio, and URLs. Its main workflows include AI avatars, digital twins, voice cloning, text-to-video generation, video translation with lip synchronization, interactive video, document-to-video conversion, and API-based video automation.

Khanmigo is Khan Academy's AI-powered tutor and teaching assistant. It provides guided learning support for students and families, plus teacher-focused workflows for lesson planning, assessment creation, instructional differentiation, student progress review, and classroom preparation.

Krisp is a real-time voice-processing and AI meeting assistant application. Its main functions are background noise, competing-voice, and echo cancellation, along with meeting recording, transcription, AI-generated notes, action items, and real-time accent conversion. It also provides web-based account and workspace features, integrations, APIs, and MCP access for supported plans.

Lindy is a standalone AI assistant and agent platform that helps individuals and teams perform work across connected business applications. It can manage email and meetings, answer questions from approved sources, build custom agents, run scheduled workflows, create reports and documents, and take actions through integrations or a cloud computer. Lindy is designed for business workflows rather than only conversational question answering.

LTX Studio is a browser-based AI video production platform for developing concepts, scripts, storyboards, visual references, generated shots, animatics, and edited video projects. It combines generative image and video tools with shot controls, reusable visual Elements, a timeline editor, and project collaboration.

Luma is a generative creative workspace formerly known as Dream Machine. It provides image, video, and audio generation, reference-guided creation, video modification, reformatting, project organization, and agentic workflows through a browser-based app and iOS application.

Magnific is an AI creative suite that combines image, video, audio and 3D generation with editing, upscaling, design workflows, stock assets, collaborative Spaces, custom agents and API access. It is the current platform operated by Freepik Company and incorporates the earlier Magnific AI upscaling service.

Manus is a general-purpose AI agent that turns natural-language instructions into multi-step work. It can research the web, analyze files and data, use browsers and connected services, execute code, create websites and applications, generate presentations and documents, and automate workflows. It operates primarily through a web application, with desktop and mobile apps and browser-based automation options.

Microsoft Copilot is a general-purpose AI assistant that answers questions, searches and summarizes web information, analyzes uploaded files and images, drafts and rewrites content, supports research, and works inside Microsoft products. In business and enterprise environments, it can use permitted Microsoft Graph content such as emails, documents, chats, meetings, and calendar information, while custom agents and connectors extend it to additional knowledge sources and business systems.

MindStudio is a web-based platform for building, testing, deploying, and operating custom AI agents and AI-powered applications. Users can combine AI models, prompts, logic, data sources, APIs, custom code, external integrations, schedules, webhooks, email triggers, browser extensions, and MCP servers into reusable workflows.

Murf AI is a cloud-based voice platform for generating and editing AI voiceovers from text. Its Studio product supports voice customization and media projects, while separate tools provide voice changing, voice cloning, translation, dubbing, integrations, and API access.

n8n is a visual workflow automation and AI orchestration platform that connects applications, APIs, databases, AI models and internal systems. Users can build workflows with a node-based canvas, run them in n8n Cloud or self-host them, and extend the platform with code and custom nodes.

OpusClip is an AI-powered video clipping and editing platform that converts long-form footage into short social videos. It identifies potential highlights, creates clips, generates captions, reframes footage for different aspect ratios, supports manual editing, and can publish or schedule videos to connected social accounts.

Pika is a generative media platform for creating and editing video, images, audio, speech, and music. The current platform organizes capabilities into focused creative apps and can route work across Pika-developed and third-party models, while also offering selectable models, an API, MCP access, and configurable AI agents.

PlayAI is a voice and audio generation platform currently delivered through PlayHT. It lets users create speech from text, generate multi-speaker dialogue, clone authorized voices, dub audio, change voices, isolate speech, transcribe recordings, and produce other audio outputs. The platform is available through a browser-based studio and developer API.

Poe is a Quora-operated platform that lets users access and compare bots powered by multiple third-party AI model providers. It supports conversational AI, user-created bots, group chats, and bots for text, image, video, audio, translation, programming, and other tasks.

PolyAI is an enterprise conversational AI platform for building, deploying, integrating, and monitoring voice-first customer-service agents. The platform supports natural dialogue, multi-step workflows, business-system actions, multilingual interactions, analytics, and human handoffs across contact-center environments.

Predis.ai combines AI-assisted advertising and social media content creation with brand management, editing, scheduling, publishing, competitor analysis and performance-oriented workflows. Users can generate image ads, videos, reels, carousels, captions, hashtags, product creatives and other social assets from text, product information, links or uploaded media.

QuillBot is a standalone, multi-tool AI writing suite that helps users paraphrase, rewrite, proofread, summarize, translate, cite, and evaluate text. The product also includes AI Chat, AI search, image generation, presentation generation, text-to-speech, and other content tools, although writing refinement remains its central use case.

Rask AI is a browser-based platform for translating, transcribing, dubbing and adapting video and audio content. It provides editable transcripts, multilingual translation, AI voice presets, voice cloning, lip sync, subtitles, glossaries, translation prompting, team workflows and an API for paid customers.

Relay.app was a no-code platform for building multi-step business workflows and AI agents across connected applications. Users could combine app triggers and actions with AI prompts, web search, conditional paths, scheduled runs, webhooks, human approvals, data transformations, and reusable templates. Relay.app shut down in September 2026, and its accounts, workflows, and run history were permanently deleted.

Relevance AI is a low-code platform for creating, deploying, and managing AI agents, tools, knowledge bases, and multi-agent workforces. Agents can use connected applications, private business knowledge, APIs, triggers, schedules, and multi-step workflows to automate sales, customer support, research, operations, and other business processes.

Resemble AI is a web and API platform for generating and transforming speech, creating custom voice clones, transcribing audio and video, and detecting synthetic or manipulated media. Its current documentation covers text-to-speech, speech-to-speech, speech-to-text, voice design, custom pronunciations, watermarking, deepfake detection, agent detection, and related media-intelligence workflows.

Retell AI is a cloud platform for building, testing and deploying conversational AI agents across phone calls, web chat and SMS. It provides agent configuration, knowledge bases, function calling, telephony connections, integrations, testing, analytics and deployment tools for business communication workflows.

Riverside is a cloud-based platform for recording remote and in-person audio and video, editing recordings, generating transcripts and captions, producing short clips and other repurposed assets with AI, hosting podcasts, livestreaming, running webinars, and publishing content to multiple destinations.

Runway is a cloud-based creative platform that lets users generate, edit and transform video, images and audio with AI models and task-specific creative tools. It also includes an Agent, no-code Workflows, projects, collaboration features, mobile apps and a separate developer API.

Sierra is an enterprise conversational AI platform that enables organizations to build, deploy, and optimize customer-service agents. Agents can operate across voice, chat, email, SMS, messaging, and ChatGPT; use company knowledge and policies; connect to systems of record; perform actions such as changing reservations or processing exchanges; and hand off unresolved conversations to human teams with context.

Smartcat is a cloud-based platform for translating, reviewing, managing, and localizing multilingual content. It combines AI translation, translation memory, terminology management, CAT editing, workflow automation, integrations, human linguist services, and enterprise administration across documents, websites, software, video, audio, images, and courses.

Speechify converts written content such as PDFs, books, webpages, documents and emails into spoken audio. Its current product also includes OCR scanning, synchronized text highlighting, adjustable playback, voice typing, AI summaries, quizzes, conversational question answering, meeting notes and AI podcast creation.

StudyFetch is an AI-powered learning platform that lets students upload course materials and turn them into structured notes, flashcards, quizzes, practice tests, study plans, audio recaps, explainer videos and interactive tutoring sessions. Its Sparky assistant is designed to explain concepts and guide learning using the user's study materials.

Synthesia is a browser-based AI video platform for creating presenter-led videos from scripts, prompts, documents, presentations, URLs, and other inputs. It combines AI avatars, synthetic voices, generated visual assets, templates, interactive elements, video translation, dubbing, publishing, collaboration, and enterprise administration.

Synthflow AI is a no-code platform for designing, testing, deploying, and monitoring AI voice and chat agents. It supports inbound and outbound phone calls, web voice widgets, API-based conversations, chat agents, WhatsApp, SMS, knowledge bases, structured workflows, telephony, CRM and automation integrations, analytics, and webhooks.

VEED is a browser-based video creation and editing platform that combines conventional editing tools with AI video generation, AI avatars, text-to-speech, voice cloning, subtitles, transcription, translation, dubbing, background removal, audio cleanup, AI B-roll, and short-form video repurposing. It is available on the web and through dedicated iOS and Android apps.

Voiceflow is a cloud-based platform for designing, building, testing, deploying, and improving AI agents for customer experiences. Users can combine agentic playbooks with deterministic workflows, ground responses in connected knowledge sources, call external tools and APIs, publish to chat and voice channels, and review conversations through transcripts, evaluations, and analytics.

WellSaid is a standalone AI voice platform that turns written scripts into downloadable voiceovers. Users can choose from licensed synthetic voices, adjust tone, pitch, pacing, pronunciation, and emotional delivery, and create audio for training, marketing, product, customer, and internal communications. Business and Enterprise plans add shared workspaces, collaboration, access controls, analytics, integrations, and enterprise security features.