Voice and speech tools cover both directions of audio AI: text-to-speech and voice cloning for narration, dubbing, and voice agents, and speech-to-text for transcription, meeting notes, and editing recorded media. Some services read documents aloud for personal productivity, while others target studios or developers through APIs. To choose, match the tool to the job first, then compare voice quality and language coverage, commercial rights on each plan, transcription minute limits, export formats, and whether cloning requires consent safeguards or a higher tier.