# Locus vs EchoSketch

The clearest difference is update cadence: EchoSketch at every 2 days against Locus's every 2 weeks. Locus's advantage is price ($3.99 vs $7.99). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Locus costs $3.99 and EchoSketch $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Locus against 5.0 for EchoSketch. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Locus ships an update every 2 weeks, EchoSketch every 2 days. The most recent releases landed on October 19, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Locus | EchoSketch |
| --- | --- | --- |
| Price | **$3.99** | $7.99 |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/locus/id6785296998/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/echosketch-performance-delay/id6794466741/reviews) |
| Number of ratings | 2 | 2 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | Paid | Paid |
| Size | 15 MB | 5 MB |
| Requires iOS | 17.6 | **17** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Joe Topjian](https://appshunter.io/developer/1860697112) | [Avi Bortnick](https://appshunter.io/developer/421929037) |

## What reviewers say

### Locus

[App page](https://appshunter.io/ios/app/locus/id6785296998)

This app generates evolving melodic MIDI sequences for electronic music production. It offers thirteen generative archetypes and extensive editing capabilities, allowing users to create unique musical ideas and arrange them into full compositions. It functions as a standalone application or an AUv3 MIDI effect within compatible hosts.

**Highlights:** Generative MIDI sequencing, 13 unique generative archetypes, Seed-derived, reproducible patterns, Evolve, Feel, and Edit controls, Per-note slides with 303-style legato, 25 scales and snap-to-scale pitch, Standalone and AUv3 MIDI effect

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

**In-app purchases:** none


### EchoSketch

[App page](https://appshunter.io/ios/app/echosketch-performance-delay/id6794466741)

Shape delay and reverb effects in real-time with a playable X/Y performance surface. Explore four distinct delay types and multiple reverb options, with extensive parameter control for unique sound morphing. Works as a standalone app or an Audio Unit plugin.

**Highlights:** X/Y performance surface for real-time sound shaping, Four distinct delay types: digital, analog, reverse, ping-pong, Spring, plate, and hall convolution reverb, Modulation and tone control for echoes, HOLD, LIFT, FREEZE, and MOTION performance gestures, Standalone app and AUv3 plugin compatibility

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Locus free?

Locus costs $3.99, with no in-app purchases.

### Is EchoSketch free?

EchoSketch costs $7.99, with no in-app purchases.

### Which has better reviews, Locus or EchoSketch?

Locus and EchoSketch are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do Locus or EchoSketch have ads?

Neither Locus nor EchoSketch shows ads.

### Which is updated more often, Locus or EchoSketch?

Locus ships an update every 2 weeks, and EchoSketch every 2 days. Most recently, Locus was updated on October 19, 2026 and EchoSketch on October 14, 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.*