# Delay Wiz vs Music Check

The clearest difference is price: Music Check at Free against Delay Wiz's $1.99. Music Check also leads on update cadence (every 2 weeks vs every 9 months) and iOS requirement (9.0 vs 17.6). Delay Wiz's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

Music Check is free to download; Delay Wiz costs $1.99 up front. Music Check sells 1 one-off in-app purchase. Delay Wiz asks for nothing beyond the download.

Delay Wiz ships an update every 9 months, Music Check every 2 weeks. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Delay Wiz | Music Check |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | — | 25.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | — | Paid |
| Size | 11 MB | 213 MB |
| Requires iOS | 17.6 | **9.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kilian IT-Consulting](https://appshunter.io/developer/541679965) | [Johannes Loeffler](https://appshunter.io/developer/967323440) |

## What reviewers say

### Delay Wiz

[App page](https://appshunter.io/ios/app/delay-wiz/id966839472)

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

**In-app purchases:** none


### Music Check

[App page](https://appshunter.io/ios/app/music-check/id1222506270)

This app helps you compose and modify melodies using a unique 3-step process. Explore a vast number of possibilities with chord and rhythm selections. Load SoundFonts, record with a MIDI keyboard, and control playback with a simulated turntable.

**Highlights:** Prisma Composer for melody creation, Chord and rhythm pattern selection, Note variation control, Save and load MIDI projects, MIDI keyboard recording, Simulated turntable playback control, SF2 and DLS SoundFont loading

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Data | $39.99 | one-time |


## Frequently asked questions

### Is Delay Wiz free?

Delay Wiz costs $1.99, with no in-app purchases.

### Is Music Check free?

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

### Do Delay Wiz or Music Check have ads?

Neither Delay Wiz nor Music Check shows ads.

### Which is updated more often, Delay Wiz or Music Check?

Delay Wiz ships an update every 9 months, and Music Check every 2 weeks. Most recently, Delay Wiz was updated on November 1, 2026 and Music Check on November 2, 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.*