AI音声・ボイス

Kotae delivers AI‑powered front‑line customer support by training on company content and matching brand voice. It integrates with websites, messaging apps, and APIs, logs conversations, escalates to humans, and offers analytics to spot trends.

Krisp delivers real‑time noise cancellation, accent conversion, and multilingual voice translation for meetings and call centers. It records calls, transcribes, and summarizes, syncing to CRMs. Developers can embed its voice SDK into custom applications.

LaborAI produces text, images, code, chat replies, transcripts, and AI voiceovers in 35+ languages. Users build custom templates for marketing assets, view analytics, and integrate via email, CMS, and social tools.

LALAL.AI isolates vocals, drums, bass, piano, guitar, synth, and other stems from audio files. It provides vocal removal, noise suppression, echo removal, lead/back splits, voice change, cloning, batch processing, API, and VST integration for producers and engineers.

LangCall automates inbound/outbound phone interactions, filtering spam, navigating menus, and collecting leads via scripted prompts. It supports real‑time monitoring, interruption, custom brand name and voice, high‑quality natural voices with sub‑second latency, and AI‑generated call summaries for workflow improvement.

Langchats provides AI‑driven voice and text conversations for real‑time or paced practice. Users can set contexts, list target phrases, receive instant grammar and vocabulary feedback, track progress, and view translations across Spanish, French, German, Italian, and English.

LastWorkingDay is a web-based tool that uses AI to generate personalized farewell messages quickly. It offers customizable inputs, supports multiple languages, includes voice input, and features formatting options to create impactful messages.

Laxis captures meetings, transcribes speech into structured notes, action items, and decisions. It offers real‑time voice dictation across apps, cleans transcripts, auto‑syncs with CRMs and PM tools, and guides participants with agenda prompts and blocker alerts.

Lazybird turns text into realistic spoken audio using over 200 voices across 100+ languages. Users control accent, tone, speed, pauses, pitch, and pronunciation. Download files for videos, podcasts, audiobooks, or educational content with commercial rights.

LazyTyper is a lightweight voice-typing app for Windows, macOS and Linux offering real-time speech-to-text with 12 AI models (five on-device), mixed English/Chinese/Japanese dictation, technical/code-aware transcription, model switching, and offline support.

Learn Languages AI, a Telegram chatbot, offers conversational German practice via voice, text, and games. It gives real‑time AI feedback, personalized lesson paths, and supports multiple languages without registration, enabling instant, structured learning.

LemonSpeak turns podcast MP3s into marketing assets—transcripts, diarized speaker tags, summaries, show notes, SEO titles, blog posts, tweets, Q&A polls, chapter markers—supporting English and German. It boosts SEO, accessibility, and content for websites and social media.

Leoline is an interactive storytelling tool for children that generates unique narratives through voice commands. With a focus on creativity and safety, it promotes listening skills and offers a multilingual interface for diverse users.

Liars.ai analyzes uploaded videos to detect potential deception by evaluating facial expressions, body language, and vocal tones. It provides quick, understandable summaries, prioritizing user privacy and secure data management.

Life Note is an AI‑enabled journaling app linking users to over 1,000 historical mentors. It records entries, encrypts them with AES‑GCM, matches each entry to a mentor for contextual guidance, recognizes patterns, and offers voice transcription.

Limitless AI is a wearable assistant that records meetings, captures audio and video, automatically transcribes sessions, and stores data for later review. Users can export or delete their account data at any time via the desktop or web applications.

Lingotheory is an AI-based language learning tool that enhances conversational Chinese through immersive role-playing exercises. It focuses on speaking and listening skills, offers voice input for feedback, and tracks progress to ensure daily improvement.

Lingvanex delivers on‑premise machine translation and speech‑to‑text for over 100 languages, with APIs, SDKs, desktop and mobile apps, enabling secure, offline multilingual content processing, summarization, and data anonymization for business intelligence and compliance.

Automatically transcribes audio or video files up to 1 hour in any of 20 supported languages, supporting MP3, MP4, WAV, FLAC, WebM, etc. Outputs plain text, SRT, VTT or JSON and produces concise summaries.

home🎙️listener.fm is an AI tool for automated podcast post-production with attention-grabbing titles, descriptions, and show notes.

Listnr AI is a text-to-speech tool offering over 1,000 voices in 142 languages. It features voice cloning, emotion fine-tuning, and supports multiple formats for seamless integration in content creation, enhancing accessibility and engagement.

Listnr AI converts text to speech with over 1,000 lifelike voices in 142 languages. It supports multi‑voice projects, fine‑tunes style, pitch, pauses, and emotion, and offers an API, dubbing, and a podcast studio for creators.

Little Bro integrates into Figma for live UI/UX feedback, simulating user behaviors, testing scenarios, tracking trends, and flagging accessibility issues. It produces rationales, feasibility reports, and unlimited transcript exports, enabling continuous learning and rapid design decisions.

Livex AI enhances customer interactions through AI chat, voice agents, and search, automating engagement to reduce churn and support costs. Its real-time data insights boost retention strategies, with a focus on security and compliance.