Insight of the Week
Add Vibrations to Product Selections
Customers are more likely to buy products when they feel vibrations while selecting them.
Updated May 3, 2024

Give haptic feedback during product selections.
For example, customers bought more items while online shopping if they felt a vibration upon adding items to their cart (Hampton & Hildebrand, 2021).
Vibrations feel like physical touch, which is key to ownership (Li et al., 2024; Peck et al., 2013).
Plus, vibrations feel rewarding because they frequently co-occur with social messages. Akin to classical conditioning, vibrations encourage customers to repeat whatever action they just performed (e.g., adding a product) because the vibration activates a hit of dopamine.
How to Apply
- Pair Selections With Any Feedback. Help users see an immediate consequence of selecting products. Devices without vibration (e.g., desktops) could animate items into the basket.
- Extend Vibrations for 400ms. This length was optimal.

Stronger For
- Multi-Selections. Like grocery retailers that handle many selections. Or a list of add-ons:
