Meet Vagal Hub: hands-free Buddy sessions and your nights on one clock
Vagal Hub is a small Wi-Fi stick that plugs into a USB charger by your bed. It lets Harv or your own Claude run your…
Blog
Bespoke Tone: your own protocol, written to your device exactly as entered
Bespoke Tone lets you set every stimulation parameter yourself: frequency, pulse width, interphase interval, waveform, on and off cycles and session length. Here is what…
Claude Can Now Control Your Vagal Buddy: How We Built AI-Assisted Stimulation Using the BLE Bridge
You can now connect your Vagal Buddy to Claude over Bluetooth and control your stimulation through conversation. No app, no script -- just tell the…
Understanding tVNS Waveforms: What the Research Actually Says About Symmetric, Alternating, Asymmetric and Monophasic Stimulation
A technical look at the four stimulation waveforms available in modern tVNS devices, what each one does at the nerve, and what the published research…
Why Does My Charger Sound Like a Dial-Up Modem?
That weird warbling noise coming from your EverCharge pad isn't a fault. It's your charger and Buddy tVNS having a conversation. Here's what they're saying.
Watts in Your Ears: What Cycling Weekly Got Right About Vagus Nerve Stimulation
Cycling Weekly just ran a feature on vagus nerve stimulation for performance, featuring our ear clips in the photos. Here is our honest take on…
Introducing Buddy tVNS: Why We Built a Second Generation
We designed our first device for 15-minute sessions. Then users wanted an hour. Then doctors recommended four. We could see where this was going, so…
Vagal Tone Portal: Professional tVNS Customisation and Device Management
The Vagal Tone Portal gives clinicians and researchers complete parameter control over tVNS protocols, with direct wireless deployment to Vagal devices in seconds.
Your Device Keeps Getting Better: Why Firmware Updates Matter
Your device gets better over time through firmware updates. Here is why they matter and how to stay current.
EverSteady Pulse+: Smart Enough to Adjust, Steady Enough to Trust
How EverSteady Pulse+ adapts to your body's changing impedance to keep stimulation consistent and comfortable, without you having to think about it.
Firmware 5.24: Better Battery Insights
We've just released firmware version 5.24, bringing you more detailed information about your device's battery. Your Tones device now shows whether it's running on battery…
Firmware 6.9: Seamless Updates and Refined Charging Feedback
Version 6.9 refines the update experience and tweaks how charging is communicated. These quality-of-life improvements make owning your device just a bit smoother. Smarter Update…