# DSI vs EQ560

The clearest difference is in-app purchases: DSI at none against EQ560's 1. DSI also leads on iOS requirement (8.0 vs 10.0). EQ560's advantage is update cadence (every 2 weeks vs every 7 months) and ratings volume (30 vs 8). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. EQ560 sells 1 one-off in-app purchase. DSI asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.8 for DSI against 3.7 for EQ560. Both are backed by a comparable volume of ratings — 8 and 30 respectively. Written reviews are what separate them: 57% of DSI's written reviews are positive against 60% of EQ560's.

DSI ships an update every 7 months, EQ560 every 2 weeks. The most recent releases landed on September 15, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | DSI | EQ560 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (8 ratings)](https://appshunter.io/ios/app/dsi-2/id1379793450/reviews)** | [3.7 (30 ratings)](https://appshunter.io/ios/app/eq560/id1486125569/reviews) |
| Number of ratings | 8 | **30** |
| Positive reviews | 57.1% of reviews | **60.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 38 MB | 17 MB |
| Requires iOS | **8.0** | 10.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DD Audio](https://appshunter.io/developer/599474306) | [RRS, OOO](https://appshunter.io/developer/1486125568) |

## What reviewers say

### DSI

[App page](https://appshunter.io/ios/app/dsi-2/id1379793450)

This app provides comprehensive tools to fine-tune your car audio system with a digital signal processor. It offers a straightforward interface for adjusting equalization, phase, crossover, and time alignment for optimal sound.

**Highlights:** Bluetooth 4.0 compatible, 6 customizable presets, 10-band parametric EQ per channel, Phase correction, Crossover adjustments, Time alignment, Input summing and linking

**Features:** macOS Compatibility

**In-app purchases:** none


### EQ560

[App page](https://appshunter.io/ios/app/eq560/id1486125569)

This audio effect offers a 10-band graphic equalizer based on a classic American design. It provides precise filtering, high headroom, and unique "Proportional Q" for intuitive curve shaping. Use it standalone or as an AUv3 plugin in compatible music apps.

**Highlights:** 10-band graphic equalizer, Proportional Q design, AUv3 plugin support, Standalone mode, Stereo, Mid, Side EQ modes, Undo/Redo and A/B comparison

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RRS EQ560 Unlimited | $4.99 | one-time |


## Frequently asked questions

### Is DSI free?

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

### Is EQ560 free?

EQ560 is free to download, with in-app purchases available.

### Which has better reviews, DSI or EQ560?

DSI is rated higher. DSI averages 3.8 out of 5 from 8 ratings, while EQ560 averages 3.7 from 30 ratings.

### Do DSI or EQ560 have ads?

Neither DSI nor EQ560 shows ads.

### Which is updated more often, DSI or EQ560?

DSI ships an update every 7 months, and EQ560 every 2 weeks. Most recently, DSI was updated on September 15, 2026 and EQ560 on October 16, 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.*