# SL Echo vs ScoreStudio

The clearest difference is price: ScoreStudio at Free against SL Echo's $6.99. SL Echo's advantage is update cadence (weekly vs every 3 weeks). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

ScoreStudio is free to download; SL Echo costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SL Echo ships an update weekly, ScoreStudio every 3 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | SL Echo | ScoreStudio |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sl-echo/id6797348934/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Paid | — |
| Size | 18 MB | 19 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [VIACHESLAV ZHILTSOV](https://appshunter.io/developer/1862005860) | [Guangzhou Microwood Technology Co., Ltd.](https://appshunter.io/developer/1560770194) |

## What reviewers say

### SL Echo

[App page](https://appshunter.io/ios/app/sl-echo/id6797348934)

This audio effect app provides animated delay and space for musical decisions on iPad. Easily adjust time, feedback, and tone for various repeat styles, while maintaining a clear dry signal with stereo width and ducking. It supports AUv3 integration with popular music hosts.

**Highlights:** Animated delay and space effects, Adjustable time and feedback, Tone shaping controls, Stereo width and ducking, AUv3 support, Standalone preview mode, Factory and user presets

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

**In-app purchases:** none


### ScoreStudio

[App page](https://appshunter.io/ios/app/scorestudio-sheet-music/id6811764957)

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

**In-app purchases:** none


## Frequently asked questions

### Is SL Echo free?

SL Echo costs $6.99, with no in-app purchases.

### Is ScoreStudio free?

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

### Do SL Echo or ScoreStudio have ads?

Neither SL Echo nor ScoreStudio shows ads.

### Which is updated more often, SL Echo or ScoreStudio?

SL Echo ships an update weekly, and ScoreStudio every 3 weeks. Most recently, SL Echo was updated on October 31, 2026 and ScoreStudio 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.*