# Dirac Live vs Emersa

Dirac Live and Emersa are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Dirac Live | Emersa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.8 (24 ratings)](https://appshunter.io/ios/app/dirac-live/id1439901949/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 14.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 143 MB | 28 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dirac Research AB](https://appshunter.io/developer/547650819) | [Emotiva Audio Corporation](https://appshunter.io/developer/6797380147) |

## What reviewers say

### Dirac Live

[App page](https://appshunter.io/ios/app/dirac-live/id1439901949)

This app digitally corrects your room's acoustics to improve sound quality. It addresses timing issues and reflections that affect audio clarity, localization, and bass response. Offers a tailored target curve and simplified calibration for a better listening experience.

**Highlights:** Digital room acoustics correction, Improves sound localization, Enhances clarity and intelligibility, Deeper, tighter bass response, Tailored target curve algorithm, Simplified calibration process

**In-app purchases:** none


### Emersa

[App page](https://appshunter.io/ios/app/emersa/id6797379695)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dirac Live free?

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

### Is Emersa free?

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

### Do Dirac Live or Emersa have ads?

Neither Dirac Live nor Emersa shows ads.

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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.*