User Scale vs DeHiss
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
User Scale
This iPad application allows musicians to control the tuning scale of their Roland instruments. It enables real-time adjustments to key tunings, applying consistent values across notes of the same name during performances.
- Control tuning scale with iPad
- Change instrument key tunings
- Apply consistent tuning values
- Real-time performance control
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This software application for iPad lets you change the tuning scale of your Roland musical instrument. When using User Scale you can: • Play your Roland musical instrument while controlling the tuning scale of your performance with your iPad • Change the tuning of your musical instrument’s keys. Apply the same values to all notes of the same name App requires: - Apple iPad Camera Connection Kit (camera connectors made by Apple Inc.) and USB cable (type A–male to type B–male, commercially available) -or- - Roland musical instrument that supports the wireless LAN function
DeHiss
This audio effect tool is designed to eliminate unwanted hiss noise from analog electronic instruments. It offers a simple slider to reduce environmental noise, making your recordings cleaner.
- Hiss noise removal
- AUv3 plugin support
- Environmental noise reduction
- Instrumental audio enhancement
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Concept: “DeHiss” is an AUv3 EQ tool mainly for removing inevitable hiss noise of analog electronic instruments (unwanted guitar noise for example). Usage: "De-Noise" slider will remove environmental hiss noise. System Requirements: AUv3 host
Screenshots
Verdict
The clearest difference is price: User Scale at Free against DeHiss's $1.99. User Scale also leads on iOS requirement (8.1 vs 12.0). DeHiss's advantage is rating (5.0 vs 3.5) and chart position (#196 vs unranked). On review sentiment, ratings volume, ads and in-app purchases 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
User Scale is free to download; DeHiss costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
DeHiss holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
| Parameter | User Scale | DeHiss |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 3.5 (2 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 2 | 2 |
| Update frequency | Every 13 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Best chart rank | — | #196 — better |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 8.1 — better | 12.0 |
| Further details — not scored | ||
| Size | 8 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Roland Corporation | Satoshi Kajii |
Customer experience
User Scale
DeHiss
In-app purchases
User Scale
No in-app purchases
DeHiss
No in-app purchases









