Are you a study participant?
If you are a Study Participant, contact your Administrator directly as information in the Support Center is intended for qualified researchers and healthcare professionals. Misapplying the information below may affect your data collection.

How can I use the E4 Realtime App?

With the E4 Realtime App for mobile devices you can:

  • See in one compact view details about the signals, taken from E4 in real-time. This includes the four sensors available in E4.
  • Zoom and pan to examine the signals in detail.
  • Check session duration and battery level for E4.
  • Upload automatically all the data recorded on the server, to be reviewed in our E4 connect page.


If you haven't found the answer to your question, click the button below and complete the typeform. We will receive all the information needed to assist you further.

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