How do I use my Credit Card Swiper on an Android device?

Please note: The Android swipers are legacy devices and no longer supported. This article is being maintained for those who have the old devices and need assistance. If you are needing a new swiper for any reason, you will need to get an iPhone or iPad version. More information on those can be found here.
Please make sure your mobile device is compatible with the swipers. If your device is not on this list, it will not work with the swiper and software. Click here to download the pdf list.

For ordering and attaching your swiper to your device, please review this article.

If you are looking for the Apple iOS instructions, click here.

Once you have your swiper, this document will take you through:

For a printable Quick Reference Guide of the process for Android devices, click here.

Setting up your device before your event

As soon as you get your swiper, make sure you charge it for at least SIX HOURS before your event.

Download the MobileCause App

  1. If you haven't downloaded the MobileCause credit card swiper app yet, do so now, by going to the Google Play store on your device.

    Example screens using a Samsung Galaxy S10
    Google Play Badge
    Android Store 
  2. Log in to the app using your GiveSmart Fundraise username and password.
    Android Login
  3. Select the keyword associated with the event and tap Next. Select the correct keyword so that donations will be under the correct campaign for reporting, and can be sent to the correct thermometer.
    Android Step 1 Checked
  4. If you haven’t yet connected the swiper, do so now. It will ask to use the microphone. Make sure to click OK or Allow.
    Android Record Audio
  5. You may also be asked to access and take pictures and video. Make sure to click OK or Allow
    Android Allow Access Android Allow Take

You are now ready to accept donations and, if needed, send those donations to your event thermometer.


If you need to change anything you can tap on the Settings icon in the top left corner.

Android Settings Location

Android Settings  

Using your device at your event

Collecting Donations with Your MobileCause App and Swiper

Again: The swiper needs to be charged!  Make sure you have charged the u-Dynamo for at least SIX HOURS to get the most out of it at your event.
  1. Attach the swiper to your mobile device and open the MobileCause app.
    Android Amount
  2. Enter the amount of the donor’s donation and tap Next. 
    1. Swipe donor’s credit or debit card.
      Note: If the card doesn't have the donor’s name on the card, such as with gift card, you can still swipe it or enter it manually.
      Android Swiped
  3. The donor can enter their additional information to receive a receipt and tap Next
  4. Then choose whether the donor wants to include the processing fee and whether the donation will show on the thermometer or not.
    Android Donor Questions
  5. Have the donor sign their name. Click Confirm Transaction.
    Android Signature
  6. It should say that it is processing and you can tap Done to be ready for the next donor.
    Android Complete