ChemTrain

Free study apps for chemists

Learn chemistry, one card at a time.

Named reactions, pKa, protecting groups, metal complexes, radicals, photoredox and reactivity: 7 apps, a new quiz every day, no account. Your progress stays on your device.

Today's quiz

The same questions for everyone today, from every app.

The line

Every app, one stop at a time

Start with the daily quiz, then ride on.

End of the line. More apps are on the way.

On your phone

Take ChemTrain with you

Install it once and every app is on your phone under one icon. It opens full screen and works without internet.

You are using the installed ChemTrain. Every app is kept on this device, so it works without internet.

  • Every app and the daily quiz, offline (about 22 MB)
  • Free: no account, no ads, nothing to sign up for
  • Your progress is saved on your device, not on a server
  • Updates arrive by themselves when you are online