# Stillwave: Travel Comfort — Sound for Motion Comfort

> Sound-based travel comfort aid using a 100 Hz frequency. (iPhone/iPad app by Seonggu Kim.)

- Source: https://appshunter.io/ios/app/stillwave-travel-comfort/id6761677847 (this page in markdown: same URL + `.md`)
- Developer: [Seonggu Kim](https://appshunter.io/developer/1764910013)
- Category: Lifestyle, Travel
- Price: $0.99
- Age rating: 4+
- Requires: iOS 16.0 · 1 MB
- Languages: American English, Arabic, Dutch, French (France), German (Germany), Hindi, Indonesian, Italian, Japanese, Korean and 7 more
- Released: 2026-04-14
- Data updated: 2026-08-28
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/stillwave-travel-comfort/id6761677847/reviews.md

## What is Stillwave?

Put in your earbuds, press play, and let a 100 Hz sound help you feel more comfortable during travel — no pills, no patches.

Stillwave plays a gentle 100 Hz sound frequency designed with travelers in mind — a calm, simple audio session for your journey.

HOW IT WORKS
1. Put in your earbuds (AirPods work great)
2. Tap Start — a gentle 100 Hz tone plays for 60 seconds
3. Use the 2-hour session timer to track your listening

FEATURES
• One-tap start — no setup, no configuration
• 60-second sessions — quick and unobtrusive
• 2-hour session countdown — know when to listen again
• Works in the background — use other apps during your session
• Mixes with your music — no need to pause your playlist
• Smart earphone detection — guides you to optimal audio settings
• AirPods optimization — confirms when optimal device is connected
• Volume guide — ensures optimal sound levels

DESIGNED FOR TRAVELERS
• Road trips and long drives
• Flights and air travel
• Cruises and boat trips
• Bus and train commutes
• Anyone looking for travel comfort

WHY SOUND?
Stillwave offers a different approach to travel comfort — a simple, sound-based experience delivered through earbuds you already own.

Stillwave is a wellness tool. It is not a medical device and is not intended to diagnose, treat, cure, or prevent any disease or condition. This app does not provide medical advice. Individual experiences may vary. If you have health concerns, please consult a healthcare provider.

## Key features

- 100 Hz sound frequency for comfort
- One-tap start
- 60-second sessions
- 2-hour session timer
- Background operation
- Mixes with music
- Smart earphone detection

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/stillwave-travel-comfort/id6761677847/reviews.md

### 5/5 — 해결!

*2026-05-22*

내가 운전할 때는 괜찮은데 택시나 남이운전하는 차만 타면 멀미했었는데
오~ 멀미안하는거 같아요.
반신반의했는데 오~~~

### 5/5 — 아직은 더 써봐야겠지만

*2026-05-06*

효과가 있길 바라며 구매합니다😆

### 5/5 — 멀미 해결

*2026-05-04*

버스 탈 때마다 멀미가 좀 있었는데 말끔히 해결

## Frequently asked questions about Stillwave

### What is Stillwave?

Stillwave is a wellness tool that uses a gentle 100 Hz sound frequency to help users feel more comfortable during travel. It is not a medical device and does not provide medical advice.

### How does Stillwave work?

You put in your earbuds, tap start, and Stillwave plays a 60-second 100 Hz tone. It also features a 2-hour session countdown to guide your listening.

### Can I use other apps while Stillwave is playing?

Yes, Stillwave is designed to work in the background, allowing you to use other applications during your listening session. It can also mix with your existing music playlists.

### What devices is Stillwave compatible with?

Stillwave is available for iPhone and iPad. It is optimized for AirPods and includes smart earphone detection to guide you to optimal audio settings.

### How often is Stillwave updated?

The app was last updated on June 7, 2026, with version 1.2. This indicates a recent update and ongoing development.

### Does Stillwave have ads?

No, Stillwave does not contain advertisements. It is a paid application that offers an ad-free experience.

### What is the price of Stillwave?

Stillwave is a paid app priced at $0.99. This one-time purchase grants you access to its features.

### Is Stillwave suitable for children?

Stillwave has an age rating of 4+, making it suitable for younger users. However, it is important to note that it is a wellness tool and not a medical device.

## Version history (last 3 releases)

### 1.2 — 2026-06-07

• Dark Mode — Stillwave now follows your system appearance
• Refreshed in-app text for clarity
• Minor improvements and fixes

### 1.1 — 2026-04-29

• Added localized App Store metadata for Korean, Japanese, and Chinese
• Fixed localization bug where onboarding step texts were not translated
• Fixed mismatched localization keys in session timer screen
• Improved Chinese (Simplified) translations to use neutral, non-medical language

### 1.0 — 2026-04-15

No release notes.

## More apps by Seonggu Kim

- [셀라(Selah): 듣는 성경](https://appshunter.io/ios/app/selah/id6776590084)
- [렘(remm): 간편한 AI 회의록](https://appshunter.io/ios/app/remm-ai/id6779516559)

All apps by Seonggu Kim: https://appshunter.io/developer/1764910013

## Related topics

[ggu](https://appshunter.io/ios/topics/ggu)

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-28.*