Best AI Tools for Speech

Quasar Voice is a free AI voice cloning tool that generates realistic speech from a brief audio sample.

Paste a job description and get a personalized interview study plan, CV builder, and voice practice — no sign-up needed.

MimicReader.ai offers a comprehensive audiobook service that lets you listen to books in multiple languages and record your own voice notes.

Instantly transcribe voice messages and audio files in Telegram and WhatsApp without signing up.

LipsyncX is a free online tool that creates lip-synced videos from text, audio, and photo uploads.

Speechmatics On-Device offers high-quality speech-to-text transcription on local devices for Mac and Windows, supporting over 55 languages with speaker diarization.

Vaak is an on-device dictation app for Mac that lets you dictate text using a hotkey without cloud storage.

Power Interview AI is an advanced privacy-first tool that acts as an AI interview coach for virtual meetings, offering real-time transcription, AI reply suggestions, mock interview practice, and smart exports.

Converts spoken language into reusable structured instructions for AI agents, APIs, and enterprise software — built by a surgeon, works across medical, legal, finance, and beyond.

AI voice assistant that automates inbound and outbound business phone calls.

Local audio and video transcription powered by OpenAI Whisper — your files never leave your machine.

Dialect-accurate language tool for Colombian Spanish, Peruvian Spanish, and Brazilian Portuguese — city-level slang, tone control, and offline support.