AppYonder

BYB Backpack

Backyard Brains

No ratings yetEducationAges 4+

Get it free on the App StoreOpens Apple's App Store

Screenshots

About this app

BYB Backpack is an educational wireless stimulus generator developed by Backyard Brains. Connect to a BYB Backpack board over Bluetooth, choose a preset frequency, or configure frequency, pulse width, duration, gain, and random mode. A compatible board is required. Original device development was supported by the National Institute of Mental Health, NIH (award R43MH093334).

What's new

Version 2.1.2 · Nov 6, 2026

Compact stimulus settings keep controls and Apply visible. Clearer Bluetooth connection guidance and retry actions. Enter exact stimulus values or use plus and minus controls. Improved layouts for larger text and zoomed displays. Random mode keeps its switch beside its label on every screen size.

More from Backyard Brains

You might also like