Comparison

Equalizer Fx vs Equalizer Pro +

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

Head to head
About

Equalizer Fx

Enhance your music listening experience with a powerful 7-band equalizer and bass booster. Customize sound effects with presets or create your own, and enjoy background playback and radio streaming.

Highlights
  • Powerful bass-boosting effects
  • 7-band EQ with DJ transitions
  • Create custom equalizer presets
  • Elegant music visualizers
  • Background music playback
  • Stream radio stations
Features
Read full description

Best equalizer and bass booster app for iPhone and iPad – Equalizer Fx lets you experience the magic of music with its powerful 7-band EQ and dynamic bass tuning functionalities. Enhance the way you listen to songs by modifying sound effects using 15+ punchy amplifier presets. You can quickly create your own custom presets as well. Key Features of Equalizer Fx: • Powerful bass-boosting effects • 7-band EQ with Dj transitions • Elegant music visualizers • Create custom equalizer presets • Play music in the background • Stream your favorite radio stations • Equalizer presets: Acoustic, Bass Booster, Bass Reducer, Flat, Classical, Hip Hop, Rock, Latin, Pop, etc. DRM Restrictions on Music Effects Please note that you cannot apply any equalizer, bass boost, or volume boost to DRM-protected music. Apple Music tracks are DRM-protected, which means that they are encrypted and cannot be played with effects unless you have purchased and own the song from iTunes. The Equalizer Fx app requires unencrypted raw audio data to apply any type of effects. Auto-Renewable Subscription Terms: Subscribe to get unrestricted access to all the features outlined above. • Subscription Length: Monthly, Yearly • Subscription with a free trial will automatically renew to a paid subscription unless it is canceled at least 24 hours before the end of the trial period. • Payment will be charged to iTunes Account at confirmation of purchase. • Your Apple ID account will be charged for renewal within 24 hours before the end of the trial period. • You can manage and cancel your subscriptions by going to your account settings on the App Store. • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. • By signing up for this subscription, you agree to our Terms of Use and Privacy Policy. Terms of Use: https://www.twinbit.net/tc/equalizer/terms.php Privacy Policy: https://www.twinbit.net/tc/equalizer/privacy.php Disclaimer: This app is free to download, but you will be required to sign-up for an auto-renewing subscription to access the app's full functionality.

About

Equalizer Pro +

Enhance your audio experience with a professional equalizer and a full-featured music player. Enjoy high-quality sound, customizable EQ curves, and support for various audio formats. Manage your music library with ease, including playlist creation and song transfer options.

Highlights
  • High-performance equalizer with 32-bit float processing
  • Customizable EQ curves with unlimited points
  • Plays MP3, FLAC, OGG, WAV, APE files
  • Supports iPod Library playback
  • Multiple playlists and playback controls
  • Song transfer via iTunes File Sharing and WiFi
  • CarPlay and Dark Appearance support
Features
Read full description

Professional Equalizer + Full featured MP3/OGG/FLAC Player HIGH PERFORMANCE EQUALIZER - Highly optimized equalizing algorithm. Uses much less battery than other EQ apps with comparable algorithm. - High quality equalization without distortion. Uses 32-bit float processing. - Draw EQ curves without limitation of number of points. - Realtime spectrum output FULL FEATURED PLAYER - Play directly from iPod Library. - MP3/FLAC/OGG/WAV/APE file support - lock screen album art & meta-data support - mulitasking - remote control support - Customizable gestures - Multiple playlists - scrubbing, repeat, shuffle - Support ID3 lyrics (LRC and SYLT word-level lyrics), album art. - Transfer songs between PC/MAC using iTunes files sharing - Transfer songs using WiFi - supports CarPlay - supports Dark Appearance EQ PRESETS - 12 built-in EQ Presets - Unlimited user EQ Presets. - You can set EQ preset for individual track. (EQ preset for song is automatically loaded when played) * DRM protected tracks are not supported.

Screenshots

Equalizer Fx4 screens
Equalizer Pro +4 screens

Verdict

The call

The clearest difference is price: Equalizer Fx at Free against Equalizer Pro +'s $4.99. Equalizer Fx also leads on ratings volume (28K vs 557). Equalizer Pro +'s advantage is in-app purchases (none vs 10) and ads (none vs shown). On rating, update cadence, device support and iOS requirement 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

Equalizer Fx is free to download; Equalizer Pro + costs $4.99 up front. Equalizer Fx sells 10 in-app purchases, starting at $2.99 per 7 days. Equalizer Pro + asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.2 for Equalizer Fx against 4.2 for Equalizer Pro +. That said, the two scores are not equally well evidenced: Equalizer Fx has 28K ratings behind it against 557, so its average is the more settled of the two. Written reviews are what separate them: 19% of Equalizer Fx's written reviews are positive against 47% of Equalizer Pro +'s.

UpkeepUpdate frequency

Equalizer Fx ships an update every 3 weeks, Equalizer Pro + fortnightly. The most recent releases landed on September 26, 2026 and September 24, 2026 respectively.

Scorecard6 real differences · 4 level
Equalizer Fx versus Equalizer Pro +: the parameters behind the verdict, then further details
ParameterEqualizer FxEqualizer Pro +
PriceFree — better$4.99
Rating4.2 (28K ratings)4.2 (557 ratings)
Positive reviews19.1% of reviews46.8% of reviews — better
Number of ratings28K — better557
Update frequencyEvery 3 weeksFortnightly — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationSubscriptionPaid — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size53 MB43 MB
Age rating4+4+
DeveloperTwinBit LtdTachyon Factory Inc.

Customer experience

Equalizer Fx

All ratings27,913 ratings
Positive78.6%
Neutral3.6%
Negative17.8%
Written reviews503 reviews
Positive19.1%
Neutral4.2%
Negative76.7%

Equalizer Pro +

All ratings557 ratings
Positive80.8%
Neutral4.5%
Negative14.7%
Written reviews141 reviews
Positive46.8%
Neutral8.5%
Negative44.7%

User reviews

Equalizer Fx

From 28K App Store ratings

What we love

  • 🚀 Good sound quality
  • 👍 Customizable equalizer
  • 👍 Useful bass booster

Room to improve

  • 🐛 Crashes and freezes
  • 🔒 Requires paid subscription to access features
  • 👎 Limited functionality without paid subscription
  • 👎 Doesn't work with Apple Music or other streaming services

Equalizer Pro +

From 557 App Store ratings

What we love

  • 🚀 Great app
  • 👍 Excellent equalizer
  • 👍 Powerful EQ
  • 👍 Customizable
  • 👍 Robust features

Room to improve

  • 🐛 Compatibility issues with streaming services
  • 🐛 Playback problems
  • 🐛 Crashes and stability concerns
  • 🐛 Limited functionality
  • 🐛 Restricted access to music library

Bugs and requests

Equalizer Fx

Reported bugs

3 issues
  • Equalizer and bass boost not working as expected
  • Subscription issues and inability to cancel
  • Compatibility problems with certain devices and iOS versions

Requested features

3 requests
  • Add widget support
  • Allow importing and playing of personal music library
  • Improve stability and reliability

Equalizer Pro +

Reported bugs

5 issues
  • Inability to play songs from iTunes library
  • Issues with CarPlay integration
  • Inconsistent behavior with iOS updates
  • Syncing problems with playlists and album art
  • Frequent crashes and freezes

Requested features

6 requests
  • Expand support for streaming services
  • Improve playlist management
  • Add more preset EQ options
  • Enhance visualizer and UI customization
  • Optimize performance for older devices
Show 1 more
  • Provide better guidance and tutorials

In-app purchases

10 purchases

Equalizer Fx

Subscriptions9
  • Equalizer VIP3 Days trial$2.997 Days
  • Equalizer Monthly3 Days trial$2.991 Month
  • Monthly Premium$4.991 Month
Show 6 more
  • Weekly Premium3 Days trial$4.997 Days
  • Equalizer VIP Weekly3 Days trial$7.997 Days
  • Equalizer VIP3 Days trial$9.991 Month
  • Equalizer Yearly3 Days trial$9.991 Year
  • Equalizer VIP Monthly7 Days trial$11.991 Month
  • Equalizer VIP Yearly3 Days trial$49.991 Year
One-time1
  • Lifetime Membership$19.99
None

Equalizer Pro +

No in-app purchases

Questions

Is Equalizer Fx free?
Equalizer Fx is free to download, with in-app purchases available.
Is Equalizer Pro + free?
Equalizer Pro + costs $4.99, with no in-app purchases.
Which has better reviews, Equalizer Fx or Equalizer Pro +?
Equalizer Fx and Equalizer Pro + are both rated 4.2 out of 5 on the App Store, from 28K and 557 ratings respectively.
Do Equalizer Fx or Equalizer Pro + have ads?
Equalizer Fx shows ads; Equalizer Pro + does not.
Which is updated more often, Equalizer Fx or Equalizer Pro +?
Equalizer Fx ships an update every 3 weeks, and Equalizer Pro + fortnightly. Most recently, Equalizer Fx was updated on September 26, 2026 and Equalizer Pro + on September 24, 2026.

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