# High Frequency Highway vs Sacral Calibration

The clearest difference is ratings volume: High Frequency Highway at 573 against Sacral Calibration's 13. High Frequency Highway also leads on review sentiment (64% vs 50%). Sacral Calibration's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. High Frequency Highway sells 10 in-app purchases, starting at $1.99 per 7 days and Sacral Calibration sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for High Frequency Highway against 4.7 for Sacral Calibration. That said, the two scores are not equally well evidenced: High Frequency Highway has 573 ratings behind it against 13, so its average is the more settled of the two. Written reviews are what separate them: 64% of High Frequency Highway's written reviews are positive against 50% of Sacral Calibration's.

High Frequency Highway ships an update every 9 days, Sacral Calibration weekly. The most recent releases landed on October 20, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | High Frequency Highway | Sacral Calibration |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (573 ratings)](https://appshunter.io/ios/app/high-frequency-highway/id1616225876/reviews) | [4.7 (13 ratings)](https://appshunter.io/ios/app/sacral-calibration/id6778935155/reviews) |
| Number of ratings | **573** | 13 |
| Positive reviews | **63.9% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 246 MB | 49 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [J Johnson](https://appshunter.io/developer/1265627688) | [BITSTREAM LTD EOOD](https://appshunter.io/developer/1583866430) |

## What reviewers say

### High Frequency Highway

[App page](https://appshunter.io/ios/app/high-frequency-highway/id1616225876)

Utilize a curated library of sounds and a binaural beat generator to improve sleep, focus, and relaxation. This app aims to guide users toward higher states of awareness, promoting emotional well-being and inner peace through meditation and sound.

**Highlights:** Unique audios, Sleep sounds & melodies, Binaural beat generator, High Frequency Hub, Deep relaxation guidance

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BePositive Premium | $1.99 | per 7 days |
| Premium HF User | $6.99 | per month |
| Special offer 38% off | $59.99 | per year |
| One-time unlock of a paid creation. | $0.99 | one-time |
| Paid track | $0.99 | one-time |
| Unlock Paid Sound – $1.99 | $1.99 | one-time |
| Unlock Sound | $2.99 | one-time |
| Unlock Sound | $3.99 | one-time |
| paidplaylist | $9.99 | one-time |
| Septa Sync | $39.99 | one-time |

**What reviewers like**

- 😌 Immediate stress relief
- 🧘‍♀️ Enhanced meditation and sleep
- 🎧 Comfortable and lightweight headphones
- ✨ Dynamic and therapeutic bone conduction sound
- 🎶 Great variety of sounds and frequencies

**What reviewers complain about**

- 💸 Subscription required for full features
- 🎧 Headphones uncomfortable for lying down
- 🔊 Some sounds are jarring or like noise
- 📱 App crashes randomly and is glitchy
- 🤔 Navigation can be confusing

**Reported bugs**

- App crashes randomly
- App is glitchy
- Headphones disconnect when using 'Read Your Frequency'
- Subscription not recognized after purchase
- App crashes immediately after opening

**Requested features**

- Offline mode
- Website/desktop version
- More content within specific categories (e.g., sleep, relief)
- Longer track options
- Ability to loop sounds


### Sacral Calibration

[App page](https://appshunter.io/ios/app/sacral-calibration/id6778935155)

This app guides you through daily check-ins and sound-based meditations to reconnect with your body's innate wisdom. It helps you identify commitments that drain your energy and align your actions with your true desires.

**Highlights:** Daily sacral check-ins, Sound-based meditation, Sensory Design methodology, Autonomic regulation techniques, Energy drain identification, Commitment alignment

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sacral Calibration Premium Monthly | $9.99 | per month |
| Sacral Calibration Premium Annual | $98.99 | per year |


## Frequently asked questions

### Is High Frequency Highway free?

High Frequency Highway is free to download, with in-app purchases available.

### Is Sacral Calibration free?

Sacral Calibration is free to download, with in-app purchases available.

### Which has better reviews, High Frequency Highway or Sacral Calibration?

High Frequency Highway and Sacral Calibration are both rated 4.7 out of 5 on the App Store, from 573 and 13 ratings respectively.

### Do High Frequency Highway or Sacral Calibration have ads?

Neither High Frequency Highway nor Sacral Calibration shows ads.

### Which is updated more often, High Frequency Highway or Sacral Calibration?

High Frequency Highway ships an update every 9 days, and Sacral Calibration weekly. Most recently, High Frequency Highway was updated on October 20, 2026 and Sacral Calibration on October 12, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*