Comparison

Hi vs SVS

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

Head to head
About

Hi

Transform your mobile device into a remote for Dayton Audio Hi-Fly enabled speakers. Stream music from various sources, control individual or grouped speakers for multi-room audio, and enjoy uninterrupted playback even when the app is closed or you take calls.

Highlights
  • Remote control for Hi-Fly enabled devices
  • Stream music from favorite providers
  • Stream from home network or mobile device
  • Individual speaker control
  • Group speakers for multi-room audio
  • Uninterrupted music playback
Features
Read full description

Hi-Fly™ turns your mobile device or tablet into a remote control for all Dayton Audio Hi-Fly™ enabled devices. Stream music from your favorite providers, or from your home network or mobile device. With Hi-Fly™ you can send music to individual speakers, assign left and right channels, or group your speakers together for true Multi-room audio. Plus, your music continues to play even if your phone is turned off or you need to take a call. ALL-IN-ONE Integrates directly with popular music streaming services for instant access. Save your favorite songs, playlists or preset radio stations. Hi-Fly™ does it all! TOTAL CONTROL Enables Multi-room (same song, all rooms), Multi-channel (any song, any room) and Multi-user (any user, any room), for the ultimate in whole house audio. MUSIC UNINTERRUPTED Take a call or close Hi-Fly™ without any disruption to your music stream.

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.

Screenshots

Hi2 screens
SVS4 screens

Verdict

The call

The clearest difference is review sentiment: SVS at 68% against Hi's 25%. SVS also leads on rating (4.2 vs 2.6) and update cadence (every 2 months vs every 15 months). Hi's advantage is iOS requirement (10.0 vs 13.0). 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 2.6. Both are backed by a comparable volume of ratings — 23 and 99 respectively. Written reviews point the same way: 25% of Hi's written reviews are positive against 68% of SVS's.

UpkeepUpdate frequency

Hi ships an update every 15 months, SVS every 2 months. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

Scorecard5 real differences · 5 level
Hi versus SVS: the parameters behind the verdict, then further details
ParameterHiSVS
PriceFreeFree
Rating2.6 (23 ratings)4.2 (99 ratings) — better
Positive reviews25.0% of reviews68.5% of reviews — better
Number of ratings2399 — better
Update frequencyEvery 15 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS10.0 — better13.0
Further details — not scored
Size191 MB34 MB
Age rating4+4+
DeveloperDayton AudioSpecialty Technologies, LLC.

Customer experience

Hi

All ratings21 ratings
Positive33.3%
Neutral14.3%
Negative52.4%
Written reviews16 reviews
Positive25.0%
Neutral31.3%
Negative43.8%

SVS

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

Bugs and requests

Hi

Not enough reviews yet to summarise bugs or 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

In-app purchases

None

Hi

No in-app purchases

None

SVS

No in-app purchases

Questions

Is Hi free?
Hi is free to download, with no in-app purchases.
Is SVS free?
SVS is free to download, with no in-app purchases.
Which has better reviews, Hi or SVS?
SVS is rated higher. Hi averages 2.6 out of 5 from 23 ratings, while SVS averages 4.2 from 99 ratings.
Do Hi or SVS have ads?
Neither Hi nor SVS shows ads.
Which is updated more often, Hi or SVS?
Hi ships an update every 15 months, and SVS every 2 months. Most recently, Hi was updated on October 24, 2026 and SVS on October 23, 2026.

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