Lazybird is a web-based AI voiceover generator that converts text into realistic speech, offering voice cloning, character-style voices, multilingual support, long-script handling, and a text-to-speech API for integration into apps and workflows.

Speak AI is a platform for capturing, transcribing, analyzing, and deploying AI voice, video, and phone agents and white-label conversation applications. It provides meeting capture, automated transcription, themes and sentiment analysis, embeddable recorders, mobile apps, an integrations layer, and developer APIs to build branded voice-AI products.

NiceVoice is a free web-based AI voice cloning tool that creates high-quality synthetic voices from 5–30 seconds of audio using neural networks. It offers a three-step workflow (upload sample, AI clone, generate & download), supports English and Chinese, and emphasizes speed, accuracy, and data encryption.

Altered provides professional AI-driven voice transformation software: Altered Studio for media-grade speech-to-speech voice morphing, cloning and post-production, and Altered Real-Time Pro for low-latency voice changing in live voice & video calls.

RambleFix is an AI-enhanced voice-to-text productivity tool that transcribes spoken words into polished emails, articles, summaries, meeting minutes and action plans, aimed at professionals who prefer speaking their thoughts.

Dia TTS is an open-source, Apache-2.0 text-to-speech model designed for realistic multi-speaker dialogues with voice cloning, emotional control, and non-verbal sound generation.

VibeVoice AI is an open-source Microsoft Research framework for long-form, multi-speaker text-to-speech that can generate up to 45–90 minutes of continuous, context-aware audio with support for up to four distinct speakers and English/Chinese outputs, distributed under an MIT license with pretrained weights on GitHub and Hugging Face.

Verbatik is an all-in-one AI creative platform for generating lifelike text-to-speech, cloning voices, producing AI videos, composing music, designing images, and creating sound effects via a web dashboard and APIs.

LOVO (Genny) is an AI voice generation and video editing platform offering ultra-realistic text-to-speech, voice cloning, an online video editor, AI script writer and image generation — with 500+ voices in 100+ languages and an API for developers.

Bswan is a managed conversion infrastructure platform that uses AI voice and messaging funnels to activate new users, recover early churn, and increase lifetime value by running telephony, messaging, routing, tracking and continuous optimization for campaigns at scale.

RambleFix is an AI-enhanced voice-to-text productivity tool that transcribes spoken words into polished emails, articles, summaries, meeting minutes and action plans, aimed at professionals who prefer speaking their thoughts.

TalkForce AI provides AI-powered voice/call agents that automate customer service conversations—handling routine inquiries, bookings, cancellations, and outbound calls—while integrating with existing systems and handing off to humans when needed.

SigmaMind AI (sigma-ai) is a voice AI platform that creates deployable voice agents for call centers to handle outbound and inbound campaigns—lead generation, debt collection, appointment setting, and customer support—integrating with existing dialers and CCaaS stacks.