Add Cards to Stacks on Mobile
January 05, 2026
This guide outlines the process for adding cards to Stacks on Heystack.tech using a mobile device.
1. Open your web browser.
2. Go to Heystack.tech and go to Sign In in the tray.
3. Sign in with your credentials.
4. Create a new Stack.
5. Name your Stack.
6. Save the Stack.
7. Select Choose Files.
8. Open your Photo Library.
9. Select the cards you wish to upload. Be sure to select front first, then back.
10. Select Add in the upper right corner once complete.
Be patient after you click Add, as it will take a moment for your cards to load
11. Once cards have loaded, tap “Bulk Upload.”
12. Begin matching your Stack!
