How to Modify Google Text-to-Speech Voices

A Samsung S9 displaying the TTS Android engine options menu
Ben Stockton

While Google focuses on the wizard, Android owners should not forget about the TTS feature. It will convert the text of your Android apps, but you may need to modify it to make the speech sound as you like.

The modification of speech synthesis is easily done from the menu of Android accessibility settings. You can change the speed and pitch of the voice you have chosen, as well as the voice engine you are using.

Google Text-to-Speech is the default speech engine. It is pre-installed on most Android devices. If your Android device did not install it, you can download the software Google Text-to-Speech application from the Google Play Store.

Change the flow and height of speech

Android will use Google Text-to-Speech default settings, but you may need to change the speed and pitch of the Text-to-Speech voice to make it easier to understand.

To change the bit rate and pitch of the speech synthesizer, you need to access Google's accessibility settings menu. The steps to follow may vary slightly depending on your version of Android and the manufacturer of your device.

To open the Android accessibility menu, go to the "Settings" menu of Android. You can access it by swiping the screen down to access the nuance of your notification and pressing the gear icon at the top right, or by launching the application "Settings." From the drawer of your applications.

Scroll down the notifications and tap the gear icon to access your Android settings.

In the "Settings" menu, tap the "Accessibility" option.

In the Android settings menu, tap Accessibility.

Samsung device owners will have two additional steps here. Tap "Screen Reader" and then "Settings". Other Android owners can go directly to the next step.

Samsung device owners will need to tap Screen Reader and tap Settings.

Select "Text-to-Speech" or "Text-to-Speech Output", depending on your Android device.

Tap Text-to-speech or Word-to-speech output, depending on your Android device

From there, you can change your text-to-speech settings.

Change the speech rate

The speed of speech is the speed at which your voice synthesized voice will speak. If your TTS engine is too fast (or too slow), the speech may seem distorted or hard to understand.

If you followed the steps above, you should see a slider under the heading "Voice Rate" in the "Speech Synthesis" menu. With your finger, drag to the right or left to increase or decrease the desired ratio.

Move the Voice Rate slider to change the rate of your TTS speech

Press the "Listen to an example" button to test your new speech rate. Samsung owners will have a "Read" button, so tap on it instead.

Height change

If you think that the speech synthesis engine is too high (or too low), you can modify it by following the same process as modifying your bit rate.

As above, in your "speech synthesis" settings menu, set the "Height" slider to the height you want.

Move your Pitch slider to change your TTS pitch rate

Once you're ready, tap "Listen to an example" or "Play" (depending on your device) to try the new rate.

Continue this process until you are satisfied with the speed settings of your speech and pitch, or tap "Reset" to return to the default TTS settings.

Choose the voice synthesis tone

You can not only change the pitch and speed of your TTS speech synthesis engine, but also the pitch of your voice. Some language packs that come with the default Google Speech Engine have different voices, whether they are male or female.

Likewise, the Samsung speech synthesis engine included with Samsung devices offers a varied selection of sexed voices that you can use.

If you use Google's Speech Engine, press the Gear Menu button in the "Text-to-Speech Output" settings menu, next to the "Google Speech Engine" option ".

If you're using a Samsung device, you'll only have a gear icon in the "Text-to-Speech Settings" menu, so you can tap this icon.

Press the gear button of your TTS settings

In the "Google TTS Options" menu, touch the "Install voice data" option.

Tap Install voice data in the Google TTS options menu.

Tap the regional language of your choice. For example, if you are from the United States, you can choose "English (United States)".

In the Google TTS voice data menu, touch the language of your choice.

Different voices are listed and numbered from "Voice I". Tap each to hear what it looks like. You must make sure your device is not muted.

With the "English (United Kingdom)" language pack, "Voice I" is a woman, while "Voice II" is a man and the voices continue to alternate in this pattern. Tap the tone that suits you as the final choice.

In your language menu, choose your gender voice

Your choice will be automatically saved, but if you have selected a language other than the default language of your device, you will also need to change it.

Language change

If you need to change language, you can easily do it from the "Text-to-speech synthesis" settings menu. You may want to do this if you have chosen a language in your TTS engine that is different from the default language of your system.

You should see an option for "Language" in your "Speech Synthesis" settings menu. Tap this to open the menu.

Press Language in your TTS settings menu

Choose your language from the list by tapping on it.

Tap on the language of your choice

You can confirm the language change by pressing the "Listen to an example" or "Play" button to test it.

Modification of speech synthesis engines

If the language of Google TTS does not suit you, you can install alternatives. Samsung devices, for example, will come with their own Samsung speech synthesis engine, which your device will use by default.

Installation of third party speech synthesis engines

Other third party speech synthesis engines are also available. These can be installed from the Google Play Store, or you can install them manually. Example of TTS engines you could install include Acapela and eSpeak TTS, Although others are available.

Once installed from the Google Play Store, these third-party TTS engines will appear in your text-to-speech settings.

Editing the speech synthesis engine

If you have installed a new text-to-speech engine and want to change it, go to the "Text-to-speech synthesis" settings menu.

At the top, you should see a list of your available TTS engines. If you have a Samsung device, you may need to press the "Favorite Engine" option to see your list.

Tap Preferred Engine in the Text-to-Speech Settings menu.

Tap your favorite engine, whether it's Google voice synthesis or a third-party solution.

Select your chosen TTS engine

With your new TTS engine selected, tap "Listen to an example" or "Play" (depending on your device) to test it.

For most users, Google or Samsung default speech synthesis engines offer the best voice generation, but third-party options might work better in other languages ​​where the default engine is not appropriate.

Once you have selected your engine and languages, you can use this one with any Android application that supports it.

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