# Classifier Collection Tracker vs Brainwaves Frequency Generator

The clearest difference is iOS requirement: Brainwaves Frequency Generator at 14.0 against Classifier Collection Tracker's 18.6. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Classifier Collection Tracker sells 6 in-app purchases, starting at $4.99 per 3 months and Brainwaves Frequency Generator sells 7 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 — 4.5 for Classifier Collection Tracker against 4.4 for Brainwaves Frequency Generator. Both are backed by a comparable volume of ratings — 65 and 169 respectively. Written reviews split almost evenly too, at 70% and 70% positive.

Classifier Collection Tracker ships an update every 6 days, Brainwaves Frequency Generator every 4 days. The most recent releases landed on September 8, 2026 and August 26, 2026 respectively.

## The numbers

| Metric | Classifier Collection Tracker | Brainwaves Frequency Generator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (65 ratings)](https://appshunter.io/ios/app/classifier-collection-tracker/id1594081352/reviews)** | [4.4 (169 ratings)](https://appshunter.io/ios/app/brainwaves-frequency-generator/id6445854548/reviews) |
| Number of ratings | 65 | **169** |
| Positive reviews | 69.7% of reviews | **70.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 20 MB | 50 MB |
| Requires iOS | 18.6 | **14.0** |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [App Deco Studio Inc.](https://appshunter.io/developer/835093422) | [Brainwave Frequency, LLC](https://appshunter.io/developer/1674255468) |

## What reviewers say

### Classifier Collection Tracker

[App page](https://appshunter.io/ios/app/classifier-collection-tracker/id1594081352)

Digitize and manage your diverse collections with this app. Catalog items, track what you need, and generate statistics. Share and sync collections across devices.

**Highlights:** Catalog any collectible, Wishlist management, Collection statistics, Customizable templates, Tagging for organization, Cross-device sync, Export collections

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Classifier Pro (Quarterly) | $4.99 | per 3 months |
| Classifier Pro (Quarterly) | $7.99 | per 3 months |
| Classifier Pro (Yearly) | $19.99 | per year |
| Classifier Pro (Yearly) | $34.99 | per year |
| Classifier Pro (Lifetime) | $49.99 | one-time |
| Classifier Pro (Lifetime) | $89.99 | one-time |


### Brainwaves Frequency Generator

[App page](https://appshunter.io/ios/app/brainwaves-frequency-generator/id6445854548)

Enhance sleep quality and boost focus with scientifically-proven brainwave frequencies. Choose from a library of soothing sounds to induce relaxation or sharpen concentration for improved productivity and well-being.

**Highlights:** Binaural beats for sleep and focus, Diverse library of soothing frequencies, Delta, theta, alpha, and beta wave options, Customizable frequency controls, Enhances sleep quality, Boosts focus and productivity

**Features:** macOS Compatibility, Siri integration

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $9.99 | per month |
| 1 Month | $9.99 | per month |
| Semester | $49.99 | per 6 months |
| Semester | $49.99 | per 6 months |
| Annual | $59.99 | per year |
| Annual | $59.99 | per year |
| Lifetime Access | $149.99 | one-time |


## Frequently asked questions

### Is Classifier Collection Tracker free?

Classifier Collection Tracker is free to download, with in-app purchases available.

### Is Brainwaves Frequency Generator free?

Brainwaves Frequency Generator is free to download, with in-app purchases available.

### Which has better reviews, Classifier Collection Tracker or Brainwaves Frequency Generator?

Classifier Collection Tracker is rated higher. Classifier Collection Tracker averages 4.5 out of 5 from 65 ratings, while Brainwaves Frequency Generator averages 4.4 from 169 ratings.

### Do Classifier Collection Tracker or Brainwaves Frequency Generator have ads?

Neither Classifier Collection Tracker nor Brainwaves Frequency Generator shows ads.

### Which is updated more often, Classifier Collection Tracker or Brainwaves Frequency Generator?

Classifier Collection Tracker ships an update every 6 days, and Brainwaves Frequency Generator every 4 days. Most recently, Classifier Collection Tracker was updated on September 8, 2026 and Brainwaves Frequency Generator on August 26, 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.*