Solfeggio Waves vs Solfa
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Solfeggio Waves
This app uses ancient Solfeggio frequencies and modern binaural beats to promote calm and clarity. Choose from various frequencies and brainwave states, layered with ambient sounds, for meditation, sleep, or focus.
- 9 Solfeggio frequencies
- Adjustable brainwave states
- Precise beat frequency control
- Wind ambience option
- Background audio playback
- Real-time sine wave generation
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Solfeggio Waves helps you reach deeper states of calm and clarity using the ancient Solfeggio frequencies combined with modern binaural beats. Choose from 9 classic Solfeggio tones (174 Hz to 963 Hz) and layer them with brainwave entrainment — Delta for deep sleep, Theta for meditation and creativity, Alpha for relaxed focus, Beta for concentration, or Gamma for peak mental performance. Add gentle wind ambience to create a rich, immersive soundscape. The clean, distraction-free interface makes it effortless to find your perfect state whether you're meditating, working, falling asleep, or practicing yoga and breathwork. Features: • 9 authentic Solfeggio frequencies • Adjustable brainwave states (Delta, Theta, Alpha, Beta, Gamma) • Precise beat frequency control • Optional gentle wind ambience • Background audio support — continues playing with screen locked • Pure real-time sine wave generation — no loops or ads Simple, powerful, and designed for daily use. Whether you're new to sound healing or a seasoned practitioner, Solfeggio Waves gives you high-quality audio tools to support relaxation, focus, and wellbeing. Download now and tune into deeper peace and presence.
Solfa
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Make time for yourself with Solfa. Solfa is an app for relaxation and building habits. Freely layer soothing tones and nature sounds to create a soundscape for meditation, focus, or whatever suits your day and the moment. • Solfeggio frequencies from 174 to 963 Hz, plus 432 Hz. • Mix rain, streams, waves, wind, campfire and insect sounds with individual volume controls. • Breathing rhythms such as box breathing and 4-7-8. • A sleep timer and gentle visuals that respond to the frequency. • Mood check-ins and a journal to look back on your sessions. Choose sounds to match your mood and take a moment to breathe deeply.
Screenshots
Verdict
The clearest difference is price: Solfa at Free against Solfeggio Waves's $1.99. Solfa also leads on iOS requirement (15.0 vs 18.0). Solfeggio Waves's advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Solfa is free to download; Solfeggio Waves costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Solfeggio Waves | Solfa |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 5.0 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | — | Fortnightly |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 86 MB |
| Age rating | 4+ | 4+ |
| Developer | Dustin Cohick | ONTRAILS |
In-app purchases
Solfeggio Waves
No in-app purchases
Solfa
No in-app purchases









