App Store Apps > Education > Voqales: Spectrogram Formants
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Voqales: Spectrogram Formants

by Efai De Leon · Education · $4.99
On the App Store since May 2026 · Data updated

Voqales: Spectrogram Formants is made and published by Efai De Leon. AppBrain is an independent app data site and isn't affiliated with Efai De Leon. The app name, icon, screenshots and description belong to Efai De Leon and are shown as published on the App Store.

AppBrain's verdict

Last updated
May 27, 2026

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Version
1.1
Launched
May 2026

No changelog data

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Technology

Found in the app by AppBrain
Price
$4.99
App size
6.70 MB
Content rating
Everyone

Technologies used by Voqales: Spectrogram Formants

About the app and developer

About Voqales: Spectrogram Formants

Voqales: Spectrogram Formants is an education app developed by Efai De Leon.

What is the rating of Voqales: Spectrogram Formants?

Voqales: Spectrogram Formants has no ratings yet.

Is Voqales: Spectrogram Formants free?

Voqales: Spectrogram Formants costs $4.99. The app size is 6.70 MB. The latest version available is 1.1. The last update was on May 27, 2026.

What are the requirements for Voqales: Spectrogram Formants?

The app has a content rating of Everyone. The app has been available on the App Store since May 2026.

Developer information for Efai De Leon

Efai De Leon

Address:

Frequently asked questions about Voqales: Spectrogram Formants

Is Voqales: Spectrogram Formants free?

No. Voqales: Spectrogram Formants costs $4.99 on the App Store.

Is Voqales: Spectrogram Formants still available?

Yes. Voqales: Spectrogram Formants is on the App Store, and the last update we saw was on May 27, 2026.

How large is Voqales: Spectrogram Formants?

Voqales: Spectrogram Formants is 6.70 MB.

Is Voqales: Spectrogram Formants suitable for children?

App Store rates the content of Voqales: Spectrogram Formants as suitable for everyone.

Who made Voqales: Spectrogram Formants?

Voqales: Spectrogram Formants was developed by Efai De Leon. It is listed in the education category on the App Store.

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Store listing

By Efai De Leon, from the App Store
Voqales: Spectrogram Formants Screenshot 1 of 4
Voqales: Spectrogram Formants Screenshot 2 of 4
Voqales: Spectrogram Formants Screenshot 3 of 4
Voqales: Spectrogram Formants Screenshot 4 of 4
Screenshots by Efai De Leon, from the the App Store listing
Description by Efai De Leon Written by the developer, not by AppBrain. Click to read.
This app helps you visualize how speech sounds are produced by combining spectrogram analysis with vowel-space plotting in a clean, interactive workspace. Whether you're studying phonetics, practicing pronunciation, learning IPA, or analyzing recordings, the app gives you tools to better understand spoken language.
Features
• Real-time spectrogram visualization
• Interactive vowel-space display
• Audio playback and scrubbing
• Zoom and selection tools for detailed analysis
• Compare recordings with reference samples
• IPA and pronunciation exploration
• Import audio recordings for analysis
• Designed for phonetics learners, students, singers, and language enthusiasts
Great For
• Pronunciation practice
• Linguistics and phonetics study
• Accent and vowel analysis
• Speech training and listening exercises
• Exploring acoustic properties of speech
Official page on the App Store
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