# High Frequency Highway vs DoKnotForget

The clearest difference is review sentiment: DoKnotForget at 100% against High Frequency Highway's 64%. DoKnotForget also leads on rating (5.0 vs 4.7) and device support (3 vs 1). High Frequency Highway's advantage is update cadence (every 9 days vs every 2 months) and ratings volume (573 vs 1). On price, ads, in-app purchases and monetization model 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 DoKnotForget sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

DoKnotForget holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: High Frequency Highway has 573 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 64% of High Frequency Highway's written reviews are positive against 100% of DoKnotForget's.

High Frequency Highway ships an update every 9 days, DoKnotForget every 2 months. The most recent releases landed on October 20, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | High Frequency Highway | DoKnotForget |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (573 ratings)](https://appshunter.io/ios/app/high-frequency-highway/id1616225876/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/doknotforget/id6760620237/reviews)** |
| Number of ratings | **573** | 1 |
| Positive reviews | 63.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 246 MB | 9 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [J Johnson](https://appshunter.io/developer/1265627688) | [Jessica Downes](https://appshunter.io/developer/1827136479) |

## 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


### DoKnotForget

[App page](https://appshunter.io/ios/app/doknotforget/id6760620237)

Never miss an important date again. This app helps you remember birthdays, holidays, and other meaningful moments for the people you care about. It offers simple, thoughtful reminders to ensure you show up when it counts.

**Highlights:** Personalized reminders, Birthday tracking, Holiday notifications, Meaningful moment alerts, Simple setup, Clutter-free interface

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | one-time |


## Frequently asked questions

### Is High Frequency Highway free?

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

### Is DoKnotForget free?

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

### Which has better reviews, High Frequency Highway or DoKnotForget?

DoKnotForget is rated higher. High Frequency Highway averages 4.7 out of 5 from 573 ratings, while DoKnotForget averages 5.0 from 1 ratings.

### Do High Frequency Highway or DoKnotForget have ads?

Neither High Frequency Highway nor DoKnotForget shows ads.

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

High Frequency Highway ships an update every 9 days, and DoKnotForget every 2 months. Most recently, High Frequency Highway was updated on October 20, 2026 and DoKnotForget on October 2, 2026.

---

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