Voicebox is a free, open-source local AI voice studio for voice cloning, speech generation, dictation, and agent voice output.
Alternatives to SESTEK Text-to-Speech
SESTEK Text-to-Speech converts written content into clear, expressive speech for business applications. It supports more than 20 languages, including accent-specific Gulf, Najdi, Kuwaiti, and Emirati Arabic, plus American and British English. Users can tune tone, pace, emphasis, and volume, define specialized pronunciations, and use common SSML tags for pauses, external audio, and voice switching. APIs and SDKs support existing software, while custom voices can be exclusive…
Speechify is a text-to-speech product from Speechify, a maker founded in 2017 and based in Miami, Florida.
Resemble AI focuses on detecting AI-generated audio, video, and images for developers and enterprises.
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iSpeech
iSpeech provides text-to-speech and automated speech recognition through APIs, SDKs, and online tools.
Free planOpen sourceAndroidiOSWebAPI9.0Free plan - 5

Fliki
Free planAndroidiOSWebAPI8.8From $28 a month - 6

Voice.ai
Voice.ai offers real-time voice transformation through its PC app, along with text-to-speech and online audio tools.
Free planAndroidiOSWebAPI8.8From $5 a month - 7

Altered Studio
Altered Studio brings voice AI and audio production tools together for creating voice content.
Free planWebAPImacOSSelf-hosted8.6From $30 a month - 8
Google Cloud Text-to-Speech
Google Cloud Text-to-Speech is an API for turning text or SSML into speech audio for applications.
AndroidiOSWebAPI8.5From $4 a month - 9
Baidu Text-to-Speech
Free planAndroidiOSWebAPI8.5Free plan - 10

Acapela Group
Acapela Group creates synthetic voices that convert written content into speech for services, applications, and devices.
AndroidiOSWebAPI8.5From €99 a year - 11

ElevenLabs
ElevenLabs is a web and API platform for generating and working with speech, audio and other media.
Free planWebAPI8.4From $6 a month - 12

Typecast
Typecast generates AI text-to-speech audio with expressive, context-aware speech.
Free planAndroidiOSWebAPI8.4From $5 a month - 13

eSpeak NG
eSpeak NG is a free, open-source text-to-speech synthesizer for Android, Linux, macOS, Windows, APIs and self-hosted use.
Free planOpen sourceAndroidiOSAPILinux8.4Free plan - 14
Voiser
Voiser is a freemium platform for voiceovers, voice cloning, speech-to-text, and AI video tools.
Free planAndroidiOSWebAPI8.4Free plan - 15

Chatterbox TTS
Chatterbox TTS is a family of open-source text-to-speech models from Resemble AI, available free under the MIT license for research and development.
Free planOpen sourceAPILinuxmacOSSelf-hosted8.3Free plan - 16
TTSReader
TTSReader is a text-to-speech service available on the web, Android, iOS, macOS, and Windows.
Free planAndroidiOSWebAPI8.3From $99 a year - 17
Vocalware
Vocalware is a cloud-based API for adding real-time text-to-speech to websites and mobile applications.
Free planAndroidiOSWebAPI8.3$99.50 one-time - 18
NVIDIA Magpie TTS
NVIDIA Magpie TTS is a text-to-speech offering with voice cloning, API access, and support for 12 languages.
Free planWebAPILinuxSelf-hosted8.2From $4,500 a year - 19

Fish Audio
Fish Audio provides text-to-speech, voice cloning, speech-to-text, voice agents, and other audio tools.
Free planWebAPILinuxmacOS8.2From $11 a month - 20
Luvvoice
Free planAndroidiOSWebAPI8.2From $4.75 a month - 21
Smallest AI Lightning TTS
Free planAndroidiOSWebAPI8.2$0.18 usage-based - 22
SpeechWave
SpeechWave turns written text into AI speech for uses such as ads, videos, courses, and audiobooks.
Free planAndroidiOSWebmacOS8.2From $3 a month - 23

VoiceStudio
VoiceStudio is an open-source, local voice AI studio for voice cloning, voice design, video dubbing, dictation, transcription, and audiobook creation.
Free planWebAPILinuxmacOS8.1From $99 a year - 24

ESPnet
ESPnet is an open-source toolkit for speech processing, including speech recognition, text-to-speech, translation, enhancement, speaker diarization,…
Free planOpen sourceAPILinuxmacOSSelf-hosted8.1Free plan - 25
Wavel AI
Wavel AI is a video creation service with text-to-video and image-to-video tools, AI avatars, and API access.
Free planWebAPILinuxmacOS8.1From $16 a month - 26

Whisper
Whisper is a free, open-source speech recognition model for multilingual transcription, translation, language identification, and voice activity detection.
Free planOpen sourceAPILinuxmacOSSelf-hosted8.1$0.01 usage-based - 27
NaturalReader
NaturalReader converts documents and other written material into spoken audio.
AndroidiOSWebExtension8.0 - 28
Voice RSS
Voice RSS is a cloud text-to-speech API that turns text into audio without requiring software installation.
Free planAndroidiOSWebAPI8.0From $5 a month - 29
Gemini Text-to-Speech
Free planWebAPI7.9From $0.25 a month - 30
Oracle Cloud Infrastructure Speech
Free planWebAPILinux7.9Free plan


