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SPECIFICTION
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eSpeak NG vs FreeTTS

eSpeak NG

github.com

FreeTTS

freetts.org

Side by side

FigureeSpeak NGFreeTTS
Price fromFree$19/mo
Free planYesYes
Free trial——
Open sourceYes—
Web—Yes
WindowsYes—
macOSYes—
LinuxYes—
iOSYes—
AndroidYes—
APIYesYes
Self-hostedYes—
Plans published25
Spec score · Text-to-Speech Software8.9 (#16)9.0 (#12)
Spec score · Text-to-speech tools8.7 (#37)8.8 (#30)
API accessYesYes
Commercial useYesYes
Export formatsWAVMP3,WAV,OGG
Free planYesYes
PlatformsThe project lists Linux, BSD, Android 4.0+, Windows 8+, and Mac as supported platforms.web,api,chrome_extension

Plans

eSpeak NG

  • eSpeak NGFree
  • eSpeak NGFree

eSpeak NG pricing →

FreeTTS

  • FreeFree
  • PRO$19 a month
  • PRO Lifetime$199 a month
  • Creator$39 a month
  • Creator Lifetime$349 a month

FreeTTS pricing →

In their own words

eSpeak NG

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

Visit github.com

FreeTTS

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

Visit freetts.org