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SPECIFICTION
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iSpeech vs Speechbase

iSpeech

ispeech.org

Speechbase

speechbase.ai

Side by side

FigureiSpeechSpeechbase
Price from$0.25/mo$25/mo
Free planYesYes
Free trialYes—
Open sourceYes—
WebYesYes
WindowsYes—
macOSYes—
LinuxYes—
iOSYes—
AndroidYes—
APIYesYes
Plans published153
Spec score · Text-to-Speech Software9.2 (#6)8.4 (#73)
Spec score · Text-to-speech tools9.2 (#11)8.6 (#50)
API accessAPI access requires an API key, with mobile development, mobile production, and web/general production key types.Yes
Export formatsaiff,mp3,ogg,wma,flac,wav,alaw,ulaw,vox,mp4mp3,wav,pcm
Free planYesYes
HeadquartersThe company lists Newark, New Jersey as headquarters and San Francisco as an additional office.San Francisco, California, United States
Platformsweb,ios,android,apiweb,api
Paid from2.9525
SupportThe developer pricing page lists priority technical support with purchases; the API guide directs support requests to [email protected].The privacy policy says users can contact the company for inquiries and support, and the site provides sales contact at [email protected].

Plans

iSpeech

  • Plus$2.95 a month
  • Premium$3.95 a month
  • Pay Per Use$50 a month
  • Pay Per Install$0.25 a month
  • BasicFree
  • HackerFree
  • Plus$2.95 a month
  • Premium$3.95 a month
  • Junior$29 a month
  • Pay-per-use 2,000 credits$50, paid once

iSpeech pricing →

Speechbase

  • FreeFree
  • Pro$25 a month
  • EnterprisePriced on request

Speechbase pricing →

In their own words

iSpeech

iSpeech provides text-to-speech and automated speech recognition through APIs, SDKs, and online tools. Its speech API can synthesize audio with multiple voices, formats, bitrates, frequencies, and playback speeds, and supports MathML and SSML. The API can also transcribe submitted audio across multiple languages and recognition models; iSpeech says custom models can be created. The homepage lists support for more than 30 languages. Audio downloads are available in AIFF, MP3, OGG, WMA, FLAC, WAV, A-law, μ-law, VOX, and MP4 formats. Listed access includes Android, iOS, Linux, macOS, web, Windows, API, and extension. The Basic plan is free for personal use, and commercial use is listed as available. Plus costs $2.95 a month, billed monthly, and includes 30-minute recordings, approximately 4,167 words. Premium costs $3.95 a month, billed monthly, with 12-hour recordings, approximately 100,000 words. Pay Per Use costs $50 a month for dynamic TTS usage only and includes 2,000 credits. Pay Per Install costs $0.25 a month and has a 10,000-install minimum.

Visit ispeech.org

Speechbase

Speechbase has no write-up on Specifiction yet; its figures are above.

Visit speechbase.ai