iPhone Screenshots


[두근두근 DKDK's New Features]
Provide AR Location feature. When you send DKDK to your friend, the AR mark that represents your location will appear. Share your location with a friend by using the AR function.

[두근두근 DKDK's Main Function]
You can sign-up with various SNS accounts such as Apple, Facebook, Google, Naver, and KAKAO accounts.

Once you take a picture, we analyze your emotion with your pic.
The analyzed emotions can appear with different words and unique 'pit a pat.'

Share your analyzed emotion picture on SNS
You can share your facial expression with analyzed emotion picture on your SNS.

Recommend 'pia a pat' that fits your emotions.
You can create 'pia a pat' with your heartbeat at the moment.
Make your own 'pit a pat' that matches your facial expression and emotions through heart and heartbeat.

Analyzing your emotions with facial expression.
Once you take a selfie, we analyze your emotions with your selfie.
The analyzed emotions can appear with different words and unique 'pit a pat.'

*Measures your heartbeat that filled with your emotions.
At the moment when you feel a particular emotion, you can check the heartbeat.
The measured heartbeat becomes your 'pit a pat.'

Deliver your DKDK's heart and heartbeat to your friend.
Select the friend who you would like to send your pit a pat.
Push the heart button.
While you push the button, your heartbeat will deliver to your friend.

Provide DKDK's Chart.
You'll have to check 'affection chart' that you were sent and received the DKDK.

WARNING: DKDK not instruments for diagnosing, preventing, or treating diseases and is not intended to replace professional medical device. Never use this App. as medical supplies because this is intended for fun.

What’s New

Version 1.2.5

Regular update

Ratings and Reviews

4.0 out of 5
1 Rating

1 Rating

App Privacy

The developer, APLY Inc., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Linked to You

The following data may be collected but it is not linked to your identity:

  • Location
  • Contact Info
  • User Content

Privacy practices may vary, for example, based on the features you use or your age. Learn More


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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