Vagal Buddy vs Oh!
Both current-controlled. Both app-connected. One wired, one wireless. Here’s how to choose between them.
Vagally Curious?
Vagal tVNS Stimulator vs Vagal Oh!
Both current-controlled. Both app-connected. One wired, one wireless. Here's how to choose.
Buddy
$349
Oh!
$499
Form factor
Handheld + wired ear clip
Dedicated device with 5-way joystick. USB-C powered, works with any power bank. Sits on a desk or clips to a pocket.
Form factor
23mm wireless earpiece
The world's smallest wireless VNS. Bluetooth connected. Invisible to others. Use it anywhere, hands-free.
Control
5-way precision joystick
Fine-grained intensity control on the device. Tactile feedback. Preferred by clinicians for precise adjustment.
Control
App control via Bluetooth
Adjust intensity, select protocols, and monitor sessions from your phone. No physical controls on the device.
Research use
Research edition available
Upgradeable to research edition with full parameter control, data logging, and sham mode for clinical studies.
Research use
Consumer only
Designed for daily personal use. Not available as a research device.
Best for
Precision and value
People who want the best current-controlled tVNS at the best price. Clinicians and researchers who need upgradeable hardware.
Best for
Freedom and discretion
People who want wireless stimulation they can use anywhere without anyone noticing. On the train, at work, in bed.
Price
$349
Our most popular device. Current-controlled, EverCharge wireless charging, updatable protocols, research-upgradeable.
Price
$499
Premium wireless. The extra $150 buys wireless freedom and the world's smallest tVNS form factor.
Same brain. Different body.
Both use EverSteady current-controlled stimulation. Both connect to the Vagal Tones app. Both deliver the same therapeutic approach. Buddy gives you clinical-grade precision with a built-in screen. Oh! gives you wireless freedom. Neither is better — they're for different lives.
View Buddy - $349 View Oh! - $499Both devices are made by Vagal.com and use current-controlled stimulation (tVNS) through the ear. Both come with a 45-day money-back guarantee and no ongoing subscription costs.