Real‑Time Speech Emotion Detection

Fish Audio S2 delivers real‑time text‑to‑speech with fine‑grained emotional tags and voice cloning from 15 seconds of audio. Its low‑latency API, SDKs, and multilingual support enable developers to create studio‑quality narration, dialogues, and voice agents.

Resemble AI delivers real‑time voice conversion and cloning from brief samples, supports 149+ languages, lets users edit audio via text, and includes deep‑fake detection, watermarking, and API integration for secure, ethical use.

Deepgram Voice AI offers real‑time and batch speech‑to‑text, text‑to‑speech, and voice‑agent APIs. It delivers low‑latency transcripts, natural‑sounding synthesis, and integrated conversation handling for contact centers, transcription, and podcasts, with cloud, on‑prem, and telephony support.

devAIce® extracts over 7,000 acoustic parameters via its SDK, Web API, and Unity/Unreal plug‑ins, delivering real‑time voice‑expression analytics for XR, automotive, robotics, and healthcare. It supports stress and health biomarker detection, emotion‑aware interfaces, and GDPR‑compliant data handlin

RealEye.io collects real‑time gaze, attention, and facial emotion data via participants’ webcams for image, video, or website stimuli. It offers triggers, heatmaps, fixation plots, API access, and records mouse/keyboard interactions for integrated survey analysis.

Hume AI offers emotion‑intelligent text‑to‑speech, real‑time speech‑to‑speech, and expressive voice cloning across 100+ languages. Developers use TypeScript, Python, .NET, or Swift SDKs to build voice‑design, stage‑direction, and emotion‑analysis features for content creation.

Resemble AI is a generative‑AI platform that delivers real‑time text‑to‑speech, speech‑to‑speech, and voice‑design in 60+ languages. It embeds invisible watermarks, provides multimodal deep‑fake detection across 160 models, and offers on‑prem or cloud APIs for developers and enterprises.

Unreal Speech is a low‑latency text‑to‑speech API offering real‑time streaming, synchronous MP3 output, and asynchronous long‑form synthesis with word‑level timestamps. It supports 48 voices in eight languages and flexible audio customization.

LiarLiar.ai detects deception in real‑time during video calls and recordings by monitoring heart rate, micro‑expressions, body language, voice pitch, and language. It provides instant truth‑worthiness scores and detailed reports, preserving privacy by storing recordings locally.

xpression camera is a real‑time AI virtual webcam that animates user‑selected faces—photos, art, avatars—by mapping expressions and voice. It integrates with Zoom, Twitch, YouTube, offers customizable styles, background, and quick GIF/video creation, protecting user identity.

VERN AI offers real‑time emotional governance, detecting user sentiment and guiding AI responses to match brand values. It annotates conversation, provides CSAT and agent metrics, supports omni‑channel control, and powers empathetic 3D avatars—all via a simple API.

RealSmile is a privacy-first AI tool that analyzes selfies using 17 facial-geometry metrics to generate a 0–100 face score, percentile ranking, and specialized feedback for dating profiles, professional headshots, or smile authenticity. It runs entirely on-device in the browser, with no photo upload

F5‑TTS converts text into natural‑sounding, multi‑language audio with emotion control. It supports zero‑shot voice cloning from a reference file, real‑time processing, and speed adjustment, ideal for audiobooks, e‑learning, and accessibility.

Pronounce AI delivers instant grammar, pronunciation, and fluency feedback during recorded or live sessions. It supports American and British accents, tracks specific sounds, offers AI conversational practice, and integrates with Google Meet, Zoom, and other collaboration tools.

Speak uses AI to act as a virtual tutor, recording and evaluating speech to give instant feedback on pronunciation, grammar, and fluency. It adapts curricula to learner progress and supports multiple languages on iOS, Android, and web.

Deepdub Phantom X 3.2 converts text to natural, real‑time speech, supports minimal‑recording voice cloning, offers 130+ language accents, on‑the‑fly emotion tuning, 125 ms latency, broadcast‑ready frame timing, and rights‑safe licensing for enterprise and studio workflows.

Voicemod provides real‑time voice modulation on Windows and macOS with a virtual microphone, 200+ AI‑generated voices, soundboard, instant 30‑second replay, low‑latency keybinds, Voicelab editing, on‑device AI, and hardware integration for streaming.

Voxpopme collects video customer feedback through surveys and interviews, automatically transcribes, tags, and analyzes sentiment and themes in real time, delivering searchable reports or showreels. Supporting 27 countries and multiple languages, it helps teams validate messaging and align on insigh

A2E.ai is a cutting-edge AI platform that generates lifelike avatars and videos with lip-sync, voice cloning, and multilingual text-to-video capabilities. It delivers high-quality, fast results with API integration for seamless application embedding.

Imentiv AI is a multimodal emotion‑recognition platform that analyzes video, audio, text, and images to detect emotions, personality traits, and sentiment. It delivers objective consumer insights for marketers, creators, product teams, and supports recruitment, coaching, and wellness programs.

FlowSpeech is a text-to-speech studio that generates human-like, context-aware speech with emotion and pause controls. It automates multi-speaker projects and tone tagging for audiobooks, voiceovers, and podcasts from various document formats.

Natural AI Dubbing is a video creation platform that enables users to create, translate, and launch dubbed videos. It supports 32+ languages, features lip-sync technology, multi-speaker detection, and real-time script editing for seamless video localization.

Typecast: AI voice generator for content creation - Emotional TTS, Voice cloning & extensive character library for efficient VSTB, Product marketing & Training videos.

Speechlab automates speech‑to‑speech translation, enabling bulk video/audio dubbing across 20+ languages. It offers real‑time interpretation with sub‑3‑second latency, API integration, role‑based collaboration, fine‑tuned voice synthesis, and seamless workflow.

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.

DeepMotion converts video or text into realistic 3‑D character animation, extracting motion from a single camera and offering real‑time body and facial tracking for game devs, VR artists, and content creators. Its API integrates into pipelines, speeding production.

Free text‑to‑speech platform supporting advanced AI models. Offers real‑time, natural‑sounding voice with emotion, multi‑language, and voice‑cloning. Users adjust pitch, speed, and parameters. API integration for podcasts, audiobooks, assistants, e‑learning, accessibility.

Altered Studio provides real‑time voice morphing for calls and high‑quality post‑production editing, supporting low‑latency voice skins, accent translation, dysphonia restoration, and GPU‑accelerated workflows for precise editing and voice cloning.

Generates synchronized lip movements for videos and AI avatars from uploaded or linked video and audio, offering Standard and Precision modes, multi‑speaker support (up to six faces), cross‑language mouth-shape mapping, preview/adjust controls, and exportable outputs.

Dreamface produces high‑quality AI avatar videos, photos, and voice‑generated content from text or audio in a single click. It includes background removal, photo enhancement, restoration, filters, text‑to‑image, voice studio, face‑swap, and API integration.

TalkingAvatar turns photos into realistic, animated avatars and clones voices from a single sentence. It auto‑syncs lip movements to new audio for videos, podcasts, and live streams, and integrates with Zoom, Twitch, and TikTok.

SyncWords delivers real‑time AI captioning, subtitling, and voice dubbing for live broadcasts and events, reproducing speaker voices via Vocalics cloning and translating into 30+ languages with minimal latency. It outputs broadcast‑grade captions in multiple formats and supports FCC compliance.

AssemblyAI offers real‑time and batch speech‑to‑text transcription across 99+ languages, featuring speaker diarization, sentiment analysis, and language identification. It supports medical terminology, PII redaction, and custom prompts for precise conversational insights.

SpeakPal AI offers real‑time conversation practice in 30+ languages with adaptive tutoring, instant grammar correction, and pronunciation coaching. Users can download lessons, earn QR‑coded certificates, and educators access teen‑safety mode, all syncing across web, iOS, and Android.

Kardome’s spatial hearing and cognition AI lets devices locate and identify multiple speakers, delivering low‑latency, context‑aware voice interaction for automotive and smart‑home use. It supports edge processing for instant, accurate intent recognition.

Dubbing AI is a free, real-time voice changer tailored for gamers and social media users. It enables transforming your voice to match game characters or anime personas, supporting 40 languages across popular platforms for immersive social experiences.

NepVox offers TTS, STT and text-to-image generation with 500+ voices across 100+ languages, adjustable voice styles and audio controls, exportable audio, searchable transcripts, and a web interface plus API for content creation and localization.

EmotionSense Pro is a Chrome extension for Google Meet that analyzes emotions in real-time during video calls. It provides insights into participant sentiments, enhancing communication effectiveness while prioritizing user privacy by processing data locally.

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.

Online voice‑synthesis tool that converts text into spoken audio in multiple languages. It offers standard, Gen2, prompted, and voice‑cloned voices with emotional tones, adjustable gender, accent, speed, background levels, and MP3 export for creators and educators.

Symbl.ai processes voice, video, and text in real time, extracting structured insights for enterprises. Its low‑code SDK embeds AI assistants, intent detection, and sentiment monitoring into support, sales, and meetings, while generating actionable metrics and compliance alerts.

Palabra.ai is a real-time voice translation platform that provides live speech-to-text transcription and simultaneous interpretation across dozens of languages. Its APIs and features enable multilingual meetings, captions, and integration into apps for collaboration, support, and accessibility.

Supertone offers real‑time text‑to‑speech, voice‑changing, and audio‑processing tools, including over 100 preset voices, noise‑reduction plugins, and an ADR‑matching feature. Its API/SDK support lets developers embed expressive speech in media workflows.

Convai enables developers to create 3D conversational characters that perceive vision, voice, and gestures, integrate with Unity, Unreal, or WebGL, and are enriched via document uploads. It offers multilingual support, realistic animation, and scalable deployment across web, mobile, VR, and AR.

Read Lips is a video processing tool that enhances lip-reading by analyzing uploaded videos. Users can set specific parameters, frame subjects, and utilize multi-face detection, making it useful for researchers and educators seeking insights from video content.

Emvoic is an AI-powered vocal synthesizer tool that allows users to input text and have it sung in a natural-sounding voice.

Cat’s Eye Smart Systems uses audio‑visual sensors and AI to detect aggressive behavior in classrooms, delivering real‑time alerts, incident logs, trend reports, and ensuring safety regulation compliance. It supports early intervention, reduces bullying, and safeguards student mental health.

LMAO AI is a real‑time prank‑calling app that produces human‑like conversations using over 100 synthetic voices. It adapts dialogue on the fly, supports scripted or improvisational calls, and enables instant, context‑aware calls for creators and prank enthusiasts.

SpeechPulse is an innovative AI tool for seamless voice typing. It provides real-time speech-to-text conversion across multiple languages, including translation services. Key features include offline usage, audio transcription, subtitle generation, and ultra-fast recognition. Revolutionizing voice

Appen delivers human‑validated datasets across six domains—alignment, agentic AI, speech/audio, multimodal, physical, and model integrity—using automation and a global workforce of 1 million+ contributors. SOC 2/ISO 27001 certified, it supports large‑scale AI training and independent evaluation.