High Frequency Highway vs Zero
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
High Frequency Highway
Explore a library of unique sounds and a binaural beat generator designed to enhance sleep, focus, and relaxation. This app guides users toward higher states of awareness, promoting emotional well-being and inner peace through meditation and sound.
- Unique audios
- Sleep sounds & melodies
- Binaural beat generator
- High Frequency Hub
- User-friendly interface
- Stress relief
- Emotional well-being
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Sound and frequencies to help you sleep, focus, relax and more! Our unique library of sounds and our binaural beat generator is the gem you're looking for. Play our carefully selected sounds, and you will sleep like a baby. Enjoy the high-quality sleep sounds and wake up refreshed. The purpose of High Frequency Highway is to guide you to the higher states of awareness you desire. We restore an ancient balance through meditation and sleep. The simple app can help you grow your emotional well-being through deep relaxation and meditation. Remove your stress and replace it with an abundance of inner peace. Features: - Unique audios - Sleep sounds & melodies - Binaural beat frequency generator - Simple and user-friendly interface - High Frequency Hub of global information that will empower you and make you grateful to be on earth Privacy Policy: https://www.highfrequencyhw.com/privacyprivacy-policy Terms Of Use: https://www.highfrequencyhw.com/privacyterms-conditions & https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Zero
Connect with others on a platform focused on health, happiness, and peace. Share lifestyles, engage in multilingual chats, and access unique energy-charging content. Discover healing items and audio content.
- Multilingual chat and translation
- Energy charging content
- Group and voice chat
- Audio/video calls
- Zoom meeting integration
- Gift shop with healing items
- Audiobooks and healing music
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Zero is a multi-communication platform where Earth citizens share the energy of health, happiness, and peace, and exchange lifestyles of the new human. With free membership, you can access Zero's unique energy charging contents, chat, community, and gift shop. Meet Earth citizens who manage and challenge their own energy. - Multilingual, translation support - Easy login: Sign up with your existing KakaoTalk, Naver, Apple, Google, or Line account - Zero's unique energy charging: Healing content with 100% fully charged energy and healing messages from motion energy balls - Various chat features: Group chat, voice chat, audio/video calls, various emoticons - Various forms of communication possible with Zoom meeting feature - Gift shop: Full of healthy and healing items only available in Zero - Gongsaeng Audio : Explore a variety of audiobooks and healing music in the fields of health, meditation, and self-care.
Screenshots
Verdict
High Frequency Highway and Zero both sit at 4.7 stars, but that hides the real split: 100% of Zero's written reviews are positive against 63% of High Frequency Highway's. Zero also leads on in-app purchases (none vs 10) and iOS requirement (15.0 vs 17.0). High Frequency Highway's advantage is ratings volume (695 vs 13). On price, rating, update cadence and ads 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
Both are free to download. High Frequency Highway sells 10 in-app purchases, starting at $1.99 per 7 days. Zero asks for nothing beyond the download.
Zero holds the better App Store score, 4.8 against 4.7. That said, the two scores are not equally well evidenced: High Frequency Highway has 695 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 63% of High Frequency Highway's written reviews are positive against 100% of Zero's.
High Frequency Highway ships an update every 2 weeks, Zero every 3 weeks. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.
| Parameter | High Frequency Highway | Zero |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (695 ratings) | 4.8 (13 ratings) — better |
| Positive reviews | 63.1% of reviews | 100.0% of reviews — better |
| Number of ratings | 695 — better | 13 |
| Update frequency | Every 2 weeks — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 209 MB | 193 MB |
| Age rating | 4+ | 4+ |
| Developer | J Johnson | brainworldkorea |
Customer experience
High Frequency Highway
Zero
Bugs and requests
High Frequency Highway
Reported bugs
25 issues- App crashes randomly
- App is glitchy
- Headphones disconnect when using 'Read Your Frequency'
- Subscription not recognized after purchase
- App crashes immediately after opening
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- Cannot log in or restore purchases after getting a new phone
- Error when trying to change password
- Cannot register due to confirmation button being covered by keyboard
- App asks to subscribe even after starting a free trial
- App crashes after a few minutes of use
- Cannot upgrade to paid version
- App refuses to allow access to premium features
- App closes when cancelling notifications
- Paid subscription not recognized
- Headphones don't connect or produce sound
- App is buggy and buttons are not clickable
- App crashes when pressing the 3 lines menu
- Inconsistent continuity of frequency playback
- Buzzing noise in some frequency recordings
- App signs out and requires reinstallation to log in
- App crashes frequently
- App is buggy and closes when pressing a specific button
- App doesn't loop sounds correctly
- App not accessible on MacBook or computer
- App crashes when trying to open it
Requested features
11 requests- Offline mode
- Website/desktop version
- More content within specific categories (e.g., sleep, relief)
- Longer track options
- Ability to loop sounds
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- More information on frequencies and how to maximize use
- Fix for the confirmation button being covered by the keyboard
- Fix for saved frequencies not saving
- Fix for the button that closes the app
- Fix for pop-up notifications every time the app is opened
- Add remote viewing frequency
Zero
Not enough reviews yet to summarise bugs or requests.
In-app purchases
High Frequency Highway
- BePositive Premium3 Days trial$1.997 Days
- Premium HF User3 Days trial$6.991 Month
- Special offer 38% off7 Days trial$59.991 Year
- One-time unlock of a paid creation.$0.99
- Paid track$0.99
- Unlock Paid Sound – $1.99$1.99
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- Unlock Sound$2.99
- Unlock Sound$3.99
- paidplaylist$9.99
- Septa Sync$39.99
Zero
No in-app purchases
Questions
Is High Frequency Highway free?
Is Zero free?
Which has better reviews, High Frequency Highway or Zero?
Do High Frequency Highway or Zero have ads?
Which is updated more often, High Frequency Highway or Zero?
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