Comparison

dspMixFx vs DubFilter

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

dspMixFx

This app provides latency-free monitoring and control of DSP features for compatible Yamaha audio interfaces on iOS devices. It enables access to effects like REV-X reverb and Guitar Amp Classics, enhancing your audio production workflow.

Highlights
  • Control DSP mixer and effects
  • Latency-free monitoring
  • REV-X reverb
  • Sweet Spot Morphing Channel Strip
  • Guitar Amp Classics
Read full description

Together with the UR-RT2, UR-RT4, UR242, UR44, UR28M and UR824 audio interfaces, the dspMixFx app allows you to utilize the benefits of Yamaha’s custom-designed SSP2 DSP chip directly on your iPad and iPhone. The dspMixFx app is free of charge, providing latency-free monitoring while running the highly acclaimed REV-X reverb, the Sweet Spot Morphing Channel Strip and Guitar Amp Classics with other iOS audio apps. Please note that this app is only a control application for Steinberg’s USB audio interfaces UR-RT2, UR-RT4, UR242, UR44, UR28M and UR824. Without a UR interface it can be used in demo mode only. Find more information about the UR audio interfaces at: http://www.steinberg.net/en/products/audio_interfaces/ur_series Find more information about the UR-RT audio interfaces at: http://www.steinberg.net/en/products/audio_interfaces/ur-rt_series Make sure to download and install the firmware update version 2.10 first for UR44, UR28M and UR824 to enable the UR interface to run together with the dspMixFx app. You can find the firmware update at: http://www.steinberg.net/en/support/downloads Key features • Control of all DSP features like DSP mixer and DSP effects • No-latency DSP-powered monitoring with the iPad and iPhone • Works with UR-RT2, UR-RT4, UR242, UR44, UR28M and UR824* * Units need to be switched to class compliant mode to run with the iPad via the iPad Camera Connection Kit, the Lightning to USB Camera Adapter or the Lightning to USB 3 Camera Adapter. In CC mode Loopback capability is disabled and only the analog inputs and outputs are available on UR28M and UR824.

About

DubFilter

This app provides a powerful dual filter with resonance and an exclusive overlap parameter. It also features a redesigned stereo sample player with LFO and scrubbing, along with extensive MIDI and file management capabilities.

Highlights
  • Dual low-pass/high-pass filter
  • Resonance and Overlap parameter
  • Stereo sample player with LFO
  • Scrubbing capabilities
  • Audiobus and Inter-App Audio support
  • MIDI control and file management
  • Preset morphing pad
Features
Read full description

The Dub Filter is a dual low-pass/high-pass 24/48 dB filter, with resonance and the exclusive Overlap parameter! It contains a completely redesigned stereo sample player with LFO and scrubbing capabilities. Main Features: - Audiobus and Inter-App Audio support (sender and FX) - State Variable Filter (Low-Pass and High-Pass) with resonance and overlap - Built In Stereo Sampler with varispeed and scrubbing - Control Manager LFO for all the Parameters - Midibus, Virtual Midi and Network: 14 bit NRPN controllers - File Manager, sharing common audio files via iTunes, Dropbox and AudioCopy - Snapshots Presets Morphing Pad - Post Fx Chain: Low-shelf Filter, High-shelf and Compressor

Screenshots

dspMixFx4 screens
DubFilter4 screens

Verdict

The call

The clearest difference is review sentiment: DubFilter at 73% against dspMixFx's 29%. DubFilter also leads on rating (4.7 vs 3.7) and ratings volume (71 vs 9). dspMixFx's advantage is in-app purchases (none vs 1) and iOS requirement (9.0 vs 17.0). On price, update cadence, ads and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. DubFilter sells 1 one-off in-app purchase. dspMixFx asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

DubFilter holds the better App Store score, 4.7 against 3.7. That said, the two scores are not equally well evidenced: DubFilter has 71 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 29% of dspMixFx's written reviews are positive against 73% of DubFilter's.

UpkeepUpdate frequency

dspMixFx ships an update every 11 months, DubFilter every 6 months. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

Scorecard6 real differences · 4 level
dspMixFx versus DubFilter: the parameters behind the verdict, then further details
ParameterdspMixFxDubFilter
PriceFreeFree
Rating3.7 (9 ratings)4.7 (71 ratings) — better
Positive reviews29.2% of reviews73.3% of reviews — better
Number of ratings971 — better
Update frequencyEvery 11 monthsEvery 6 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.0 — better17.0
Further details — not scored
Size53 MB12 MB
Age rating4+4+
DeveloperSteinberg Media Technologies GmbHAmazing Noises

Customer experience

dspMixFx

All ratings9 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews48 reviews
Positive29.2%
Neutral6.3%
Negative64.6%

DubFilter

All ratings71 ratings
Positive91.5%
Neutral2.8%
Negative5.6%
Written reviews30 reviews
Positive73.3%
Neutral6.7%
Negative20.0%

In-app purchases

None

dspMixFx

No in-app purchases

1 purchases

DubFilter

One-time1
  • Audio Unit Plugin Support$1.99

Questions

Is dspMixFx free?
dspMixFx is free to download, with no in-app purchases.
Is DubFilter free?
DubFilter is free to download, with in-app purchases available.
Which has better reviews, dspMixFx or DubFilter?
DubFilter is rated higher. dspMixFx averages 3.7 out of 5 from 9 ratings, while DubFilter averages 4.7 from 71 ratings.
Do dspMixFx or DubFilter have ads?
Neither dspMixFx nor DubFilter shows ads.
Which is updated more often, dspMixFx or DubFilter?
dspMixFx ships an update every 11 months, and DubFilter every 6 months. Most recently, dspMixFx was updated on October 8, 2026 and DubFilter on October 7, 2026.

Other comparisons