What are the best mobile apps you have used?

Here is my list.
1. Inshorts to read news quickly.
*play.google.com/store/apps/details?id=com.nis.app

2. Google Search for searching anything
*play.google.com/store/apps/details?id=com.google.android.googlequicksearchbox

3. 1 Weather for weather updates
*play.google.com/store/apps/details?id=com.handmark.expressweather

4. Speak Notes for taking notes and reminders.
*play.google.com/store/apps/details?id=com.eternallect.speaknotes

5. CamScanner for scanning my docs and storing them on cloud.
*play.google.com/store/apps/details?id=com.intsig.camscanner

6. Flipboard for reading news in detail.
*play.google.com/store/apps/details?id=flipboard.app&hl=en

7. Dumpster for recovering my deleted files.
*play.google.com/store/apps/details?id=com.baloota.dumpster&hl=en

8. Duolingo for learning new languages.
*play.google.com/store/apps/details?id=com.duolingo&showAllReviews=true


What about you?