Instead of iSpeech
iSpeech alternatives
iSpeech brings text-to-speech and automated speech recognition to APIs, SDKs, and online tools. Its speech API supports multiple voices, languages, formats, playback speeds, MathML, and SSML, and can transcribe submitted audio with different recognition models. Audio downloads include WAV, MP3, OGG, and AIFF. A free personal-use plan is available, with paid plans from $2.95 per month, and the service supports commercial use and API access across web, mobile, desktop, and Linux platforms.
- 1
Vocalware
by VocalwareFree trial AndroidAPIiPhone+4Real-time TTS for websites and mobile apps — Vocalware focuses on real-time TTS API integration and offers over 100 voices in more than 20 languages, rather than iSpeech’s TTS and speech recognition.
From $99.50 · 15-day trial Visit site - 2
Voice RSS
Free plan AndroidAPIiPhone+4A cloud TTS API with 49 languages — Voice RSS offers a cloud TTS API with 49 languages and 100 voices, while iSpeech also provides speech recognition and supports more output formats.
Free plan · paid from $5/mo Visit site - 3
KittenTTS
Free plan AndroidAPIiPhone+5Free, open-source TTS with voice cloning — KittenTTS is an open-source library with voice cloning and expression controls, unlike iSpeech’s hosted APIs and online tools.
Open source Visit site - 4
Resemble AI
Free plan AndroidAPIExtension+6AI media detection and watermarking — Resemble AI focuses on detecting AI-generated media and watermarking, while iSpeech focuses on speech synthesis and recognition.
- 5
TTSReader
Free plan AndroidAPIExtension+4Reading documents and webpages aloud — TTSReader reads documents and webpages aloud and exports MP3, while iSpeech also offers speech recognition and more audio formats.
- 6
Voice.ai
by Voice.aiFree plan AndroidAPIiPhone+4Real-time voice transformation on Windows — Voice.ai transforms a speaker’s voice in real time on PC and offers TTS, unlike iSpeech’s focus on synthesis and recognition services.
Free plan · paid from $5/mo Visit site - 7
Yappy
Free plan AndroidExtensioniPhone+4Offline, on-device reading of documents — Yappy reads documents aloud with on-device processing and offline access, while iSpeech offers APIs, online tools, and speech recognition.
Open source Visit site - 8
Voicebox
Free plan Open source AndroidAPIiPhone+5 - 9
- 10
- 11
- 12
Whisper
Free plan Open source APILinuxMac+2 - 13
Avidemux
Free plan Open source LinuxMacWeb+1 - 14
Google Cloud Text-to-Speech
Free plan AndroidAPIiPhone+1 - 15
NVIDIA Magpie TTS
Free plan APILinuxSelf-hosted+1 - 16
Tencent Cloud Text to Speech
Free plan AndroidAPIiPhone+17.6 Visit site - 17
- 18
- 19
- 20
- 21
Qwen3-TTS
Free plan APILinuxSelf-hosted+1 - 22
- 23
- 24
- 25
Oracle Cloud Infrastructure Speech
Free plan APILinuxWeb - 26
- 27
IndexTTS
Free plan APILinuxSelf-hosted+2 - 28
VOICEVOX
Free plan APILinuxMac+2 - 29
VoiceStudio
Free plan APILinuxMac+3
An alternative may suit you better if its narrower focus matches your workflow: some provide text-to-speech APIs, while others read documents aloud, run on-device, or transform voices in real time. Before switching, consider whether you need speech recognition alongside synthesis, and compare supported languages, input limits, audio formats, and platform coverage. Pricing matters too: several options have free plans, while Vocalware starts at $99.50 and Resemble AI at $350 per month. Choose based on the capabilities you actually need, not just the starting price.