The solfeggio frequencies are a set of nine specific tones that many people use in meditation, sound healing and relaxation. Each is linked to a particular intention — grounding, release, connection, clarity. They're genuinely lovely to listen to and meaningful to a lot of people. We'll walk through all nine and what each is traditionally associated with — and we'll be straight with you about the evidence, because that's what this site is for.
The nine frequencies at a glance
| Frequency | Traditionally associated with |
|---|---|
| 174 Hz | A sense of safety, ease and gentle pain relief; a grounding "foundation" tone |
| 285 Hz | Restoration and a feeling of renewal |
| 396 Hz | Releasing fear and guilt; letting go |
| 417 Hz | Clearing away negativity and facilitating change |
| 528 Hz | The famous "love"/transformation tone; the "miracle frequency" |
| 639 Hz | Connection, relationships and harmony with others |
| 741 Hz | Expression, problem-solving and "cleansing" |
| 852 Hz | Intuition and returning to spiritual order |
| 963 Hz | The "crown" tone — awareness, unity, a sense of the transcendent |
Where they come from
These frequencies were popularised in the modern era from an older musical and spiritual tradition, reintroduced in the twentieth century. You'll often see them tied to chakras and to intentions, and they're a staple of sound baths and singing-bowl work. It's a rich, meaningful framework for many practitioners — and, like a lot of contemplative tradition, it predates and sits outside the scientific method.
528 Hz: the famous one
If you've heard of any solfeggio tone, it's 528 Hz — sometimes called the "love frequency" or "miracle tone," and claimed by some to "repair DNA." We dig into that specific tone in our 528 Hz explainer, but the short version belongs here too: the DNA-repair claim is not supported by credible science. As a calming tone to meditate to, though, 528 Hz is as valid as any note you love.
What the science actually supports
Very little that's specific to these exact numbers. There's no solid evidence that 528 Hz behaves differently from 527 or 530, or that a particular frequency "heals" a particular organ. What is well-supported is broader and more human: slow, gentle, predictable sound helps many people relax, and music you find meaningful can lift mood and ease stress. So the benefit people feel from solfeggio tones is real — it just comes from calm listening and intention, not from a magic number.
Enjoy the solfeggio frequencies for what they genuinely are: beautiful, intentional tones that help many people settle. Just hold the health claims lightly.
How to use them
- Pick the frequency whose intention resonates with you — this is about meaning, so trust your own response.
- Play it softly as a backdrop for meditation, breathing or yoga. You can try each of them free in this site's Sound Studio (open "Customize" → Pure tone), or via our tone player.
- Don't chase a cure — chase a mood. That's where these tones actually deliver.
Evidence tier: Traditional. A meaningful spiritual practice, not a scientifically established one. Calming to listen to; the specific claims are unproven. How we rate evidence →