# RW4 - Music — Readerware Mobile (Music)

> Mobile companion for desktop music collection cataloging software. (iPhone/iPad app by Martin Warnett.)

- Source: https://appshunter.io/ios/app/rw4-music/id6447210343 (this page in markdown: same URL + `.md`)
- Developer: [Martin Warnett](https://appshunter.io/developer/618473986)
- Category: Productivity, Utilities
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 8.0 · 12 MB
- Languages: English
- Released: 2023-04-07
- Data updated: 2026-06-13
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/rw4-music/id6447210343/reviews.md

## What is RW4?

Note: This is not a standalone app, it works with Readerware on your desktop, (Windows, macOS & Linux).

The easiest, fastest way to catalog your music collection, nothing else comes close. All formats are supported, CD, SACD, Vinyl etc. No matter what size collection you have, Readerware is the product for you. 

The mobile version lets you easily sync your database to your device and take it with you when you visit your favorite brick and mortar stores. You know what you have and what you are looking for.

Learn more about the complete Readerware system for cataloging your books, music and videos by visiting our web site at https://www.readerware.com

## Key features

- Catalog music collection
- Supports all formats (CD, SACD, Vinyl)
- Sync database to mobile
- Track owned items
- Search for desired items


## Frequently asked questions about RW4

### Does RW4 work as a standalone app?

No, RW4 is not a standalone application. It requires Readerware software installed on your Windows, macOS, or Linux desktop to function.

### What types of music formats can RW4 catalog?

RW4 supports cataloging all music formats, including CD, SACD, and Vinyl, ensuring comprehensive collection management.

### Can I use RW4 offline?

The mobile version allows you to sync your database to your device, enabling you to access and manage your collection information even when offline.

### What devices is RW4 available on?

RW4 is available for iPhone, iPad, and iPod devices, allowing you to manage your music collection on the go.

### How often is RW4 updated?

RW4 was last updated on April 7, 2023, with version 4.31. This indicates a recent update, suggesting ongoing support and development.

### Is RW4 free to use?

Yes, RW4 is available for free. There are no in-app purchases or advertisements associated with this application.

### What is the age rating for RW4?

RW4 has an age rating of 4+, making it suitable for users of all ages.

### Where can I learn more about the Readerware system?

You can learn more about the complete Readerware system for cataloging books, music, and videos by visiting their official website at https://www.readerware.com.

## Version history (last 1 release)

### 4.31 — 2023-04-07

No release notes.

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## More apps by Martin Warnett

- [Readerware (Books)](https://appshunter.io/ios/app/readerware-books/id618473983)
- [Readerware (Music)](https://appshunter.io/ios/app/readerware-music/id618484686)
- [Readerware (Video)](https://appshunter.io/ios/app/readerware-video/id618491162)
- [RW4 - Books](https://appshunter.io/ios/app/rw4-books/id6447210242)
- [RW4 - Video](https://appshunter.io/ios/app/rw4-video/id6447210407)

All apps by Martin Warnett: https://appshunter.io/developer/618473986

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-13.*