The One Device Review: My Honest Experience for Anxiety and Stress Relief

Oh I do love testing out new healing devices, especially the kind that promise to reduce anxiety and support the nervous system. Are you ready for this one?

What Is The One Device and How Does Frequency Healing Work?

Over the years I have tried an extraordinary number of wellness tools, practices and experiments, partly out of curiosity, partly out of genuine need, and partly because I have always felt that the human body and mind are far more nuanced and intelligent than we give them credit for. From raw food and detoxing, to tantra, breathwork, qi gong, crystals, meditation retreats, herbal medicine, sound healing and frequency work, I have rarely dismissed something without first experiencing it for myself.

If you have followed my journey, you will know that I do not approach wellbeing from a strictly scientific lens nor from blind spiritual belief. I sit somewhere in between. I believe we are biochemical beings, yes, but we are also electrical, energetic and deeply sensitive to subtle shifts in our environment. That belief has shaped much of my life.

So when I discovered The One Device, described as a wearable frequency healing device designed to support nervous system regulation and anxiety relief, I felt immediately intrigued. Not because I thought it would be a miracle cure for anything, but because it brings together something I have long been fascinated by: frequency.

The core idea behind the device is that everything operates through frequency. Our nervous system communicates electrically. Our heart has its own electromagnetic field. Our moods shift when our physiological state shifts. Instead of attempting to calm the mind through effort, willpower or cognitive techniques, this device works by emitting specific programmed frequencies that are intended to support balance within the body.

In theory, it made perfect sense to me.

In practice, my first experience was not what I expected…

Wearable Frequency Healing Device

The One Device Benefits and Claims: How This Wearable Frequency Healing Device Supports Nervous System Regulation

Here’s the sciencey bit for those who want to know what it does and how it works. The One Device is a wearable frequency healing device that combines synchronised sound frequencies, LED and infrared light, and subtle vibration designed to support your nervous system and energetic balance throughout the day.

It emits all nine Solfeggio frequencies. Tones traditionally associated with emotional, mental, and physical wellbeing, and these frequencies, when combined with the pulsing light and vibration of the embedded crystals, are intended to help restore your body’s natural resonance and support faster communication within the nervous and endocrine systems, promoting a grounded state and a sense of calm flow.

The brand positions The One Device as something you can simply wear throughout the day, like a piece of jewellery, while it quietly supports your system in the background. It combines light, vibration and specific frequencies with the intention of helping to reduce stress, improve focus and mental clarity, support better sleep and buffer the effects of modern overstimulation, including things like electromagnetic exposure.

What they emphasise is that you do not need to actively “do” anything. There are no apps to manage or complicated settings to master. You simply wear it, and over time the effects are intended to build gently and cumulatively, much like taking a supplement or consistently improving your sleep habits.

My First Experience Using The Automatic Setting

When the device arrived, I did what most people would probably do. I charged it, switched it on and left it on the automatic setting, assuming that would be the most intuitive way to use this type of stress reduction technology. After all, if it cycles through the frequencies, surely it would find what I needed.

Within a short while, I noticed something surprising. Instead of feeling calmer, I felt slightly more anxious. It was not extreme, but it was noticeable enough for me to question it. I felt slightly heightened, almost stimulated. Given that I had chosen it specifically as an anxiety relief device to support nervous system regulation, this felt counterproductive.

My immediate reaction was disappointment. I remember thinking that perhaps this was one of those holistic wellness devices that sounds promising in theory but does not quite translate into lived experience. I considered putting it back in the box and moving on.

But instead of dismissing it entirely, I decided to email the brand. I explained honestly what I was experiencing, and to their credit, they responded thoughtfully rather than defensively. They explained that on automatic mode, the device cycles through different frequencies, and not every frequency will resonate with every individual in the same way. Some frequencies may feel neutral. Others may feel stimulating. The key, they said, was to experiment in manual mode and test each frequency individually, paying attention to how my body responded.

That piece of advice changed everything.

Wearable Frequency Healing Device

Switching to Manual Mode and Finding the Right Frequency

I switched to manual mode and began trying each frequency one by one, giving myself enough time to notice subtle shifts rather than expecting an instant transformation. Some frequencies felt almost imperceptible. A couple felt slightly activating. And then there was one that felt distinctly soothing.

It was not dramatic. I did not feel waves of bliss or a sudden drop into deep meditation. What I felt instead was a gentle softening. My breathing slowed without me consciously controlling it. My shoulders, which I often hold slightly raised without realising, dropped. My thoughts did not disappear, but they felt less sharp, less urgent.

It was subtle, but it was clear. And for some reason it worked better on top of my t-shirt, rather than directly on my skin and I was surprised at how many variations make a difference.

That day happened to be a particularly stressful one. Work pressures have a way of creeping into my nervous system more than I would like to admit, and winter in the UK, with its grey skies and shortened days, does not always help my mental state. On stressful days, I tend to feel wired and heavy at the same time, as though my body is bracing against something unseen.

As I wore the device on the frequency that resonated with me, I noticed that although the circumstances of my day did not change, my internal response to them did. I felt steadier. Less reactive. More grounded in my body rather than trapped in spiralling thought loops.

That was the moment I began to understand how to use it.

Long-Term Nervous System Support and Anxiety Reduction

Over the following weeks, I continued wearing it regularly. I did not expect miracles, and I did not abandon my other practices. I still exercise. I still meditate. I still prioritise whole foods and time in nature. But I began to notice a gradual shift in my baseline state. The spikes of anxiety that used to feel sharp and sudden became softer. Stressful conversations did not linger in my body for as long. I recovered more quickly from overwhelm. There was a subtle sense of improved resilience that is difficult to quantify but easy to feel.

My moods can swing quite noticeably throughout my cycle, and prolonged stress has previously manifested physically for me, including a six-month period of gastritis that forced me to reassess how I was living. I have learned the hard way that stress is not just a mental inconvenience. It becomes cellular. It becomes inflammatory. It becomes something the body carries.

Because of that, I do not take nervous system regulation lightly.

What I appreciate about this wearable frequency healing device is that it does not demand effort from me. I do not need to carve out additional time in my day. I do not need to “perform” calmness. It simply supports my system quietly in the background.

And yes, I will admit that I appreciate that it is aesthetically beautiful. When something is thoughtfully designed, I always enjoy using it more.

Wearable Frequency Healing Device

Final Thoughts on This Wearable Frequency Device

Would I recommend The One Device?

Yes, I would.

But I would recommend it with nuance and honesty.

Do not assume the automatic setting tells you the full story. Take the time to experiment. Switch to manual mode. Notice how each frequency feels in your body. The difference between stimulation and regulation may simply be a matter of resonance.

For me, once I found the frequency that aligned with my system, the effect was surprisingly quick and genuinely supportive. Over time, it has contributed to a greater sense of steadiness and reduced anxiety, particularly during stressful periods.

It is not a miracle cure. It is not a replacement for therapy, movement, nutrition or meaningful life changes. But as a piece of stress-reduction technology designed to support nervous system balance, it has earned its place in my daily life.

Sometimes support does not need to be loud or dramatic.

Sometimes it just needs to resonate.

Check out The One Device here.

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