# Dayzen vs Deep Focus Noise & Timer

The clearest difference is in-app purchases: Dayzen at none against Deep Focus Noise & Timer's 4. Deep Focus Noise & Timer's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Deep Focus Noise & Timer sells 4 in-app purchases, starting at $0.99 per 7 days. Dayzen asks for nothing beyond the download.

Dayzen ships an update every 5 days, Deep Focus Noise & Timer weekly. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Dayzen | Deep Focus Noise & Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (26 ratings)](https://appshunter.io/ios/app/deep-focus-noise-and-timer-dpli/id6760627418/reviews)** |
| Number of ratings | — | **26** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 13 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Roo Hutton](https://appshunter.io/developer/882590489) | [Lukasz Solniczek](https://appshunter.io/developer/1032070216) |

## What reviewers say

### Dayzen

[App page](https://appshunter.io/ios/app/dayzen/id1631585161)

**Features:** macOS Compatibility

**In-app purchases:** none


### Deep Focus Noise & Timer

[App page](https://appshunter.io/ios/app/deep-focus-noise-and-timer-dpli/id6760627418)

This app generates unique, real-time audio soundscapes designed to prevent neural adaptation and enhance focus for neurodivergent individuals. It offers various noise colors and neurally-validated presets to create a spatial shield against distractions, all while operating 100% offline.

**Highlights:** Real-time generative audio, no loops, Spatial shielding with HRTF, Neurally-validated presets, Brown, pink, speech-shaped, and white noise, 100% offline functionality, Privacy-first, zero data tracking, Battery efficient native synthesis

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dpli weekly | $0.99 | per 7 days |
| Dpli Monthly | $1.99 | per month |
| Dpli Yearly | $12.99 | per year |
| Dpli lifetime access | $14.99 | one-time |


## Frequently asked questions

### Is Dayzen free?

Dayzen is free to download, with no in-app purchases.

### Is Deep Focus Noise & Timer free?

Deep Focus Noise & Timer is free to download, with in-app purchases available.

### Do Dayzen or Deep Focus Noise & Timer have ads?

Dayzen shows ads; Deep Focus Noise & Timer does not.

### Which is updated more often, Dayzen or Deep Focus Noise & Timer?

Dayzen ships an update every 5 days, and Deep Focus Noise & Timer weekly. Most recently, Dayzen was updated on November 7, 2026 and Deep Focus Noise & Timer on November 5, 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.*