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Speech Analyzer

Speech Analyzer is a computer program for recording  and acoustic analysis of speech sounds. You can use it to do the following tasks:

  • Perform fundamental frequency, spectrographic and spectral analysis, and duration measurements.
  • Add phonemic, orthographic, tone, and gloss transcriptions to phonetic transcriptions in an interlinear format.
  • Perform ethnomusicological analysis of music recordings.
  • Use slowed playback, repeat loops and overlays to assist with perception and mimicry of sounds for language learning.

Alpha Tiles

Build literacy game apps for Android devices. Apps do not require an Internet connection for play.

Most language development teams prepare the build files and forward them to the author for app creation. Collaboration occurs in a Google Drive. Language teams fill out a Google Sheets template with eight tabs (one for each data file required by the app). Language teams also upload one .mp3 audio file and one .jpg or .png image file for each word in their word list. The author uploads trial apps to the shared folder.

It is also an option to use the source code (available at ...