RadauApp vs ScaleSpin
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RadauApp
Transform an old iPhone into a child-friendly music player. It supports Apple Music, MP3s, podcasts, and web radio with a simple, intuitive interface. A parent mode allows for easy media management and content control.
- Plays Apple Music & MP3s
- Supports podcasts and web radio
- Simple, icon-based interface
- Parent mode for media management
- Childproof access lock
- Reuses old devices
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RadauApp – The eco-friendly alternative to kids’ music boxes #Works with iPhone 6s and newer Got an old iPhone lying around? Perfect! With RadauApp, you can turn it into a super simple music box for your little ones – packed with: • Apple Music & your own MP3s • Favorite podcasts • Kid-friendly web radio The interface is intentionally kept simple – no reading skills required. Big tiles, intuitive icons, no distractions. Just tap – and the music plays! Parent Mode included In the protected parent zone, you can: • Manage media (playlists, podcasts, radio stations) • Change cover artwork • Add or remove content All childproofed with a simple access lock. Why RadauApp? • Skip the expensive hardware (like the T-Box) • Reuse devices instead of throwing them away • Full control & privacy – no cloud required
ScaleSpin
This app simplifies daily scale practice for musicians by randomly selecting scales. It aims to make practicing more engaging and enjoyable, inspired by dedicated music teachers.
- Random scale selection
- Simplified practice routine
- Engaging practice experience
- Dedicated to music teachers
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Spin the wheel, discover a scale, and start practicing. ScaleSpin makes daily scale practice simple, engaging, and a little more fun by randomly selecting your next scale. This app is dedicated to my music teachers, Matthew and Ice, whose patience, encouragement, and constant emphasis on the importance of scales have inspired countless hours of practice and growth.
Screenshots
Verdict
The clearest difference is monetization model: RadauApp at free against ScaleSpin's paid. On price, rating, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. 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 RadauApp against 5.0 for ScaleSpin. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
| Parameter | RadauApp | ScaleSpin |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 3 days | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 16.4 |
| Further details — not scored | ||
| Size | 2 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | Jens Becker | Shuo Yang |
Customer experience
RadauApp
ScaleSpin
In-app purchases
RadauApp
No in-app purchases
ScaleSpin
No in-app purchases









