SoundFlow vs Decibel Display
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SoundFlow
Control your digital audio workstation remotely from your iPad or iPhone. Design custom faders and buttons to send MIDI or trigger DAW functions and macros.
- Remote DAW control
- Custom fader design
- XY pad creation
- MIDI instrument control
- DAW macro triggering
- Support for Pro Tools, Logic Pro X, Cubase, Nuendo, Ableton Live
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Take control of your DAW from your iPad or iPhone. Remote control apps like Pro Tools, Logic Pro X, Cubase, Nuendo or Ableton Live. Design your own Faders or XY Pads to send MIDI to your instruments - or make buttons that control your DAW to start/stop playback, or trigger any of the macros you can build in SoundFlow.
Decibel Display
This companion app displays audio metering data from its desktop counterpart on your smartphone or tablet. Design custom multi-meter presets with various meter types, colors, and shapes for real-time audio analysis.
- Real-time audio metering
- Customizable meter presets
- VU Meter, LUFS, RMS
- Spectrum Analyzer
- Phase-scope
- Modular design
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Decibel Display app is only a viewer, it works with Decibel Desktop which is an audio Plug-in (VST3, AAX, AU) and standalone app (Mac, Windows) that can be broadcast to any smartphone or tablet device using this app. It is a modular multi-meter on which you can design the preset you want including color, size, shape, choosing between several VU Meter, LUFS Meters, RMS Meter, Spectrum Analyser, Phase-scope and so on.
Screenshots
Verdict
The clearest difference is review sentiment: SoundFlow at 100% against Decibel Display's 40%. SoundFlow also leads on rating (4.6 vs 4.3) and iOS requirement (11.0 vs 13.0). Decibel Display's advantage is update cadence (every 5 weeks vs every 4 months). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
SoundFlow holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 10 and 11 respectively. Written reviews point the same way: 100% of SoundFlow's written reviews are positive against 40% of Decibel Display's.
SoundFlow ships an update every 4 months, Decibel Display every 5 weeks. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.
| Parameter | SoundFlow | Decibel Display |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (10 ratings) — better | 4.3 (11 ratings) |
| Positive reviews | 100.0% of reviews — better | 40.0% of reviews |
| Number of ratings | 10 | 11 — better |
| Update frequency | Every 4 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 14 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | SoundFlow ApS | Process Audio |
Customer experience
SoundFlow
Decibel Display
In-app purchases
SoundFlow
No in-app purchases
Decibel Display
No in-app purchases
Questions
Is SoundFlow free?
Is Decibel Display free?
Which has better reviews, SoundFlow or Decibel Display?
Do SoundFlow or Decibel Display have ads?
Which is updated more often, SoundFlow or Decibel Display?
Other comparisons
