# Headzone vs Speed of Processing Training

The clearest difference is ads: Speed of Processing Training at none against Headzone's shown. Speed of Processing Training also leads on iOS requirement (15.1 vs 18.6). Headzone's advantage is update cadence (monthly vs every 3 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Headzone sells 2 in-app purchases, starting at $7.99 per 7 days and Speed of Processing Training sells 6 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Headzone ships an update monthly, Speed of Processing Training every 3 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Headzone | Speed of Processing Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/headzone/id1609763784/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free with in-app purchases | Freemium |
| Size | 140 MB | 34 MB |
| Requires iOS | 18.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Paul Farnam](https://appshunter.io/developer/866986079) | [Yohan Vyckemans Boix](https://appshunter.io/developer/1616011893) |

## What reviewers say

### Headzone

[App page](https://appshunter.io/ios/app/headzone/id1609763784)

Enhance concentration and mental clarity with short, daily drills. This app offers structured exercises to improve attention, composure, and consistency, making focus training a simple habit for work, school, or sports.

**Highlights:** Multiple focus modes, Daily guided workouts, Detailed session history, Streak and progress tracking, Achievements and leaderboards, Immersive audio feedback, Coaching experience

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $7.99 | per 7 days |
| Headzone Pro | $39.99 | per year |


### Speed of Processing Training

[App page](https://appshunter.io/ios/app/speed-of-processing-training/id6764398839)

Engage in rapid attention exercises designed to enhance cognitive speed and focus. This app offers timed challenges with visual themes and everyday objects, helping users build a daily routine for general wellness and cognitive practice.

**Highlights:** Short speed-of-processing exercises, Classic and Advanced modes, Visual themes and everyday objects, Progress tracking (streaks, level, ranking), Vibration feedback, Purchase restoration

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Weekly | $1.99 | per 7 days |
| Weekly | $2.99 | per 7 days |
| Lifetime | $7.99 | one-time |
| Lifetime | $19.99 | one-time |
| Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Headzone free?

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

### Is Speed of Processing Training free?

Speed of Processing Training is free to download, with in-app purchases available.

### Do Headzone or Speed of Processing Training have ads?

Headzone shows ads; Speed of Processing Training does not.

### Which is updated more often, Headzone or Speed of Processing Training?

Headzone ships an update monthly, and Speed of Processing Training every 3 months. Most recently, Headzone was updated on November 3, 2026 and Speed of Processing Training on October 31, 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.*