# Authenticator vs dpli

The clearest difference is update cadence: dpli at weekly against Authenticator's every 2 months. dpli also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Authenticator sells 4 in-app purchases, starting at $0.99 per 7 days and dpli sells 4 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Authenticator ships an update every 2 months, dpli weekly. The most recent releases landed on September 17, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Authenticator | dpli |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (23 ratings)](https://appshunter.io/ios/app/dpli-deep-focus-noise-machine/id6760627418/reviews)** |
| Number of ratings | — | **23** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 54 MB | 12 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Committed Code Ltd](https://appshunter.io/developer/1535330318) | [Lukasz Solniczek](https://appshunter.io/developer/1032070216) |

## What reviewers say

### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-authentic/id6459019787)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authentic+ | $0.99 | per 7 days |
| Authentic+ | $3.99 | per month |
| Authentic+ | $14.99 | per year |
| Authentic+ | $19.99 | one-time |


### dpli

[App page](https://appshunter.io/ios/app/dpli-deep-focus-noise-machine/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 Monthly | $0.99 | per month |
| Dpli weekly | $0.99 | per 7 days |
| Dpli Yearly | $12.99 | per year |
| Dpli lifetime access | $12.99 | one-time |


## Frequently asked questions

### Is Authenticator free?

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

### Is dpli free?

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

### Do Authenticator or dpli have ads?

Neither Authenticator nor dpli shows ads.

### Which is updated more often, Authenticator or dpli?

Authenticator ships an update every 2 months, and dpli weekly. Most recently, Authenticator was updated on September 17, 2026 and dpli on September 18, 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.*