Browser Incognito Mode. Is it possible to identify via JavaScript?

is-incognito-mode

:bust_in_silhouette: Function to identify whether browser is in incognito mode :eyes:

How to use

To install library:

# yarnyarn add is-incognito-mode# npmnpm install is-incognito-mode --save

// ES6 modulesimport isIncognito from 'is-incognito-mode';// CommonJS modulesconst isIncognito = require('is-incognito-mode').default;/*  Function returns Promise, which could be:  - resolved with true, if Incognito mode is opened  - resolved with false, if regular window is opened  - rejected if no possibility to identify*/isIncognito()  .then(isPrivate => {    if (isPrivate) {      alert('There is no porn! Why are you using Incognito mode?');    } else {      console.log('Incognito mode is NOT activated')    }  })  .catch(e => {    console.log(e.message);  })

Demo

DEMO can be found here

Incognito Window	Regular Window

API

isIncognito: Promise<boolean>

Result Promise is

truefalse

Contributing

is-incognito-mode is open-source library, opened for contributions

License

is-incognito-mode is MIT licensed