Comparison

SVS vs AD DSP

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

Head to head
About

SVS

Control and optimize your SVS subwoofer's performance with advanced DSP features. Adjust volume, fine-tune audio for music and movies, and correct room anomalies for the deepest, tightest bass.

Highlights
  • Advanced DSP functionality
  • Room anomaly correction
  • Customizable presets
  • Volume control
  • Low pass filter adjustment
  • Parametric EQ
  • Port tuning
Read full description

The SVS app is the easiest way to unleash the full potential of your SVS 17-Ultra RIEvolution, 5000 Series R|Evolution, 3000 R|Evolution, 16-Ultra, 4000 Series, 3000 Series, 3000 Micro, 3000 In-Wall, 2000 Pro Series, and 1000 Pro Series subwoofers by allowing advanced DSP functionality and optimization based on your room, speakers and personal listening preferences. The SVS app lets you do simple things like control volume and create custom presets that enable easy, one-touch tuning for music, movies, and other content. More advanced functionality of the SVS subwoofer app includes the ability to correct room anomalies and fine-tune low frequency output so you can enjoy the full depth, force, and nuance from the world’s finest subwoofers. When used with your SVS subwoofer, the app takes the mystery out of subwoofer digital signal processing (DSP) by clearly explaining each feature and providing easy control from your mobile device. If you’re new to subwoofer DSP, the SVS app has a helpful tutorial that guides you through the different settings. With a few simple adjustments, you can eliminate boomy spots, set crossover frequencies, and make other adjustments to get the deepest, tightest, and most accurate in-room response possible from your SVS subwoofer. You can make adjustments from the comfort of your favorite seat or even when the subwoofer is not in site. With SVS, you can easily optimize settings for: • Volume Control • Low Pass Filter • Phase • Polarity • Parametric EQ • Room Gain Compensation • Port Tuning (Ported models only) • Custom Presets • System Settings And More The SVS app works with Apple iOS 13.0 or newer. The app is also available for SVS 13-Ultra Amplifier Upgrade Kits for existing owners of the SVS SB13, PB13, PC13-Ultra, PB12-PLUS, and PC12-PLUS Subwoofers. Have questions, problems or feedback? Contact us at custservice@svsound.com or 877.626.5623.

About

AD DSP

This application allows for the tuning of Audio Dynamics DSP amplifiers through a Bluetooth connection. It offers advanced audio processing features like graphic/parameter EQ, delay, and intelligent room calibration. Save and recall multiple audio scenes for personalized sound experiences.

Highlights
  • Bluetooth amplifier tuning
  • 6-channel analog input, 8-channel analog output
  • 31 band Graphic/Parameter EQ
  • Intelligent Room Calibration (IRC)
  • 10 save scenes
  • Multiple input source selection
Features
Read full description

Tuning software for Audio Dynamics DSP Amplifier via BLE. Audio Dynamics is the latest 6ch in 8ch out audio DSP solution. Features: 1、6-channel analog input, 8-channel analog output. Extensible Bluetooth module can be added. 2、SPDIF/I2S Digital Interface reserved. 3、48k DSP sampling frequency, Sound precision reduction. 31 band Graphic/Parameter EQ. The maximum frequency division slope can be 48dB/Oct and the maximum delay can be 15ms. 4、Support mobile APP, Remote Control, PC Software Tuning. 5、Support Intelligent Room Calibrtion(IRC). The IRC is realized by detecting loudspeaker impedance and the sound pressure of the sound field, which is processed by DSP. Tuning Softwarte can freely select IRC channel, loudspeaker curve and compensation curve display. 6、10 save scenes. One-click save/read (6 build-in scenes); left and right channels can be linked. 7、Input source can be selected for High Level, Low Level, Bluetooth, Optical In and Coaxial In. Input source can be routed. Volume control main Volume or single channel. 8、Module voltage input:10~16V

Screenshots

SVS4 screens
AD DSP1 screens

Verdict

The call

The clearest difference is rating: SVS at 4.2 against AD DSP's 2.3. SVS also leads on update cadence (every 2 months vs every 13 months) and ratings volume (95 vs 6). AD DSP's advantage is review sentiment (100% vs 68%). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

SVS holds the better App Store score, 4.2 against 2.3. That said, the two scores are not equally well evidenced: SVS has 95 ratings behind it against 6, so its average is the more settled of the two. Written reviews complicate that: 68% of SVS's written reviews are positive against 100% of AD DSP's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

SVS ships an update every 2 months, AD DSP every 13 months. The most recent releases landed on September 15, 2026 and September 10, 2026 respectively.

Scorecard5 real differences · 5 level
SVS versus AD DSP: the parameters behind the verdict, then further details
ParameterSVSAD DSP
PriceFreeFree
Rating4.2 (95 ratings) — better2.3 (6 ratings)
Positive reviews68.5% of reviews100.0% of reviews — better
Number of ratings95 — better6
Update frequencyEvery 2 months — betterEvery 13 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size34 MB76 MB
Age rating4+4+
DeveloperSpecialty Technologies, LLC.Aaron White

Customer experience

SVS

All ratings85 ratings
Positive77.6%
Neutral5.9%
Negative16.5%
Written reviews73 reviews
Positive68.5%
Neutral9.6%
Negative21.9%

AD DSP

All ratings6 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

SVS

Reported bugs

15 issues
  • App crashes frequently
  • Never reconnects to sub, requires reinstallation
  • Preset saving is unreliable or doesn't work
  • Bluetooth connection issues (out of range, drops)
  • Phantom BLE connection locks out other devices
Show 10 more
  • iPhone gestures interfere with app navigation (swipe up)
  • Save Preset button is not visible/executable on iPhone 14 Pro
  • Options button not showing up after selecting home screen options
  • Preset selection not properly shown on screen when swapping
  • App maintains a phantom BLE connection
  • Auto On not working
  • Amplifier plate issues
  • App resets itself on opening
  • Subwoofer not in range reported
  • Preset is set to none in the app periodically

Requested features

20 requests
  • Group subs for simultaneous adjustments
  • Mute function
  • Auto room correction
  • Widget for quick preset changes
  • Apple Watch app for adjustments
Show 15 more
  • Desktop/Mac app support
  • Language options (e.g., French)
  • Standby/Active mode indicator
  • API for home automation integration
  • Native Windows/Mac/Linux control
  • Expanded explanations for settings
  • iPad support
  • Group control for gain adjustments
  • Dropdown menu for switching between subs
  • Always-on display option
  • Automatic recognition of sealed mode
  • Support for multiple devices simultaneously
  • Net frequency response display with EQs
  • Option to go back in menus
  • Dark mode

AD DSP

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

SVS

No in-app purchases

None

AD DSP

No in-app purchases

Questions

Is SVS free?
SVS is free to download, with no in-app purchases.
Is AD DSP free?
AD DSP is free to download, with no in-app purchases.
Which has better reviews, SVS or AD DSP?
SVS is rated higher. SVS averages 4.2 out of 5 from 95 ratings, while AD DSP averages 2.3 from 6 ratings.
Do SVS or AD DSP have ads?
Neither SVS nor AD DSP shows ads.
Which is updated more often, SVS or AD DSP?
SVS ships an update every 2 months, and AD DSP every 13 months. Most recently, SVS was updated on September 15, 2026 and AD DSP on September 10, 2026.

Other comparisons