-How to set up. It will take you 10~15 minutes. Better with a computer

-This translator is highly recommended for teachers. You can use an android emulator for pc or mac, for example Nox Player in order to teach online.

-Screenshots mainly in spanish, but it is easy

-This set up is totally free

API for Google

1- Go here: https://script.google.com/ and sing up with your google account.

2- Select "New Proyect"

3- Delete the text

4-  Copy the new text (red in color), paste it and save the project:

function doGet(e) {

  let sourceLang = e.parameters.sl;

  let destLang = e.parameters.dl;

  let text = e.parameters.text;

  let transletedText = LanguageApp.translate(text.toString(), sourceLang.toString(), destLang.toString());

  return ContentService.createTextOutput(transletedText).setMimeType(ContentService.MimeType.JSON);

}

5- Press "Deploy" and "New deployment"

6- Press the gear and "web app"

7- Follow the steps like the picture

8- Press "Copy" and "Done"

9- Finally, just open the app, select "Others" and paste your code there. You can request 5000 times in a day with your free Google account .

API for DeepL (optional, but easier and recommended)

1- First, sing up for free in DeepL Translate API | Machine Translation Technology  and create a free account.

2- When you have your free account and the free plan, go here:

3- Finally, copy the API code and paste it in the app. The maximum number of translated characters per month is 500.000. Remember that deepl doesn't have as many languages as google does.

You've completed all! Enjoy and thank you for using it!