iSpeech
8.5#1 in text-to-speech softwareFree planFree planAndroidiOSWebAPI
VisitiSpeech vs ResponsiveVoice
ResponsiveVoice
7.2#47 in text-to-speech softwareFrom $9 a monthFree planAndroidiOSWebAPI
VisitWhat both publish
| Fact | iSpeech | ResponsiveVoice |
|---|---|---|
| API access | API access requires an API key, with mobile development, mobile production, and web/general production key types. | Yes |
| Commercial use | Yes | Yes |
| Export formats | aiff,mp3,ogg,wma,flac,wav,alaw,ulaw,vox,mp4 | mp3,ogg,wav |
| Free plan | Yes | Yes |
| Headquarters | The company lists Newark, New Jersey as headquarters and San Francisco as an additional office. | Wilmington, Delaware, USA |
| Paid from | 2.95 | 9 |
| Platforms | web,ios,android,api | web,ios,android,api |
iSpeech plans
- Pay Per Use$50 a month
- Pay Per Install$0.25 a month
- HackerFree
- BasicFree
- Plus$2.95 a month
- Premium$3.95 a month
ResponsiveVoice plans
- FreeFree
- Starter$9 a month
- Pro$49 a month
- Business$149 a month
Pick iSpeech if…
iSpeech may suit people who need text-to-speech or transcription, as well as developers seeking API or SDK access. Its described education uses include mobile learning apps, spoken course materials, and pronunciation practice.
Pick ResponsiveVoice if…
You want what its maker publishes above — check its page for the details.