Learn English from your own WhatsApp chats

Upload a chat. We find the real English mistakes you made, explain them in Brazilian Portuguese and English, and help you practice them.

The demo uses example sentences. No sign in needed.

How it works

Export your chat
In WhatsApp, export a chat as a file. Choose "Without media".
Pick who you are
Your phone reads the file. You tell us which person is you.
Practice your real mistakes
See what you got wrong, learn the rule, and hear the right sentence.

Example

You wrote

Yesterday I ~~(mistake, should be: went) go~~ to the market and ~~(mistake, should be: bought) buy~~ some bread.

Better

Yesterday I (fixed) went to the market and (fixed) bought some bread.

Use the past tense for things that already happened.

Use o passado para coisas que já aconteceram.

Explained in English and in Brazilian Portuguese. More languages coming soon.

Mistakes you repeat are grouped into habits, so you learn each rule once.