Comparison

Equalizer Bass Booster MPX EQ vs ThunderBars

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

Head to head
About

Equalizer Bass Booster MPX EQ

Customize your audio experience with a powerful music player featuring a 5-band equalizer. Explore advanced parametric controls and learn about sound with built-in lessons. Organize your local library and enjoy features like crossfading and smart transitions.

Highlights
  • 5-band equalizer
  • Parametric EQ with frequency, gain, and Q control
  • Import from cloud storage and music servers
  • Offline playback of FLAC, WAV, MP3, M4A
  • Smart Transitions (crossfade, tape stop)
  • CarPlay support
  • Sound Quest audio lessons
Features
Read full description

Your music, your sound. A complete music player for the files you own, with the equalizer most players leave out. Shape every song with a 5-band EQ that is always free. Go further with MPX Pro: ten bands, and a full parametric EQ. SOUND QUEST — TEACH YOUR EARS Five short lessons that show what each band actually does. The music is built in, so there is nothing to import before you start. Hear bass, mids and treble one at a time, then all three at once, and finish with the sliders in your hands. PARAMETRIC CONTROL Frequency, gain and Q on every band, set independently. Bypass a single filter to hear what it was doing. Tune around your headphones, your speakers and your own ears. YOUR LIBRARY, WHEREVER IT LIVES • Import from Files, iCloud Drive, Google Drive, Dropbox, and other file providers • Connect to Jellyfin, Navidrome, and compatible music servers • Play FLAC, WAV, MP3, M4A, and more without an internet connection • Create playlists, save favorites, and organize your own library • Fix song, album, artist, and artwork information without modifying the original files MORE THAN AN EQUALIZER • Smart Transitions: Crossfade, Echo Out, Tape Stop, and Pitch Drop • Loudness Leveling for consistent volume across a mixed library • Smart Start for skipping low-energy song intros • Song Timer for timed track changes that keep a workout moving • Visualizers drawn from your own album art • Pitch and playback-speed controls • CarPlay support • No ads FREE TO START. POWERFUL WHEN YOU’RE READY. The player, the 5-band EQ, and Sound Quest are free. MPX Pro adds the 10-band and Parametric EQs, saved presets, and the advanced playback tools — monthly, yearly, or once for good. Your library. Your sound. Full control. Terms of Use & Privacy Policy: https://www.mpxeq.com/policy

About

ThunderBars

Features
Read full description

ThunderBars turns the sound around you into a living, real-time light show. Point your iPhone at music, your voice, or any ambient sound, and watch it come alive as vivid bars and waveforms pulse to every beat. WHAT YOU GET Three visualizations — Radial Bars, Waveform, and Matrix Bars — each with its own character Color themes — Aurora, Ember, Ice, and Mono palettes to match your mood Real-time analysis — beat detection and a sensitivity dial to tune the reaction Clean, dark interface that puts the visual front and center Optional synced lyrics overlay while music plays Privacy: https://romaherman.github.io/thunderbars/privacy.html

Screenshots

Equalizer Bass Booster MPX EQ4 screens
ThunderBars1 screens

Verdict

The call

The clearest difference is iOS requirement: Equalizer Bass Booster MPX EQ at 17.6 against ThunderBars's 26.0. On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Equalizer Bass Booster MPX EQ sells 6 in-app purchases, starting at $3.99 per month and ThunderBars sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Equalizer Bass Booster MPX EQ ships an update monthly, ThunderBars every 3 weeks. The most recent releases landed on November 11, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 9 level
Equalizer Bass Booster MPX EQ versus ThunderBars: the parameters behind the verdict, then further details
ParameterEqualizer Bass Booster MPX EQThunderBars
PriceFreeFree
Rating3.7 (258 ratings) — better—
Positive reviews56.2% of reviews—
Number of ratings258 — better—
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.6 — better26.0
Further details — not scored
Size136 MB10 MB
Age rating4+4+
DeveloperLayo Lake LLCRoma Herman

Bugs and requests

Equalizer Bass Booster MPX EQ

Reported bugs

10 issues
  • App fails to load or play music
  • Missing tracks during library import
  • Audio distortion and sound quality issues
  • Shuffle only cycles through recent songs
  • Playlist navigation problems
Show 5 more
  • App crashes and freezes
  • Music won't play in certain modes
  • Restore purchase functionality not working
  • Equalizer doesn't function with streamed content
  • Interface is confusing and difficult to navigate

Requested features

8 requests
  • Speed and pitch control (0.1x, 0.2x playback speeds)
  • Playlist mixing and combining functionality
  • Better shuffle algorithm beyond recent 10 songs
  • Spotify integration and support
  • Landscape orientation mode
Show 3 more
  • Improved playlist transfer from other platforms
  • Repeat playlist functionality
  • Better cloud synchronization options

ThunderBars

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Equalizer Bass Booster MPX EQ

Subscriptions4
  • All Access / Month$3.991 Month
  • All Access Package Trial1 Month trial$4.991 Month
  • All Access Annual Trial7 Days trial$14.991 Year
Show 1 more
  • All Access 1 year$19.991 Year
One-time2
  • MPX Pro Lifetime Access.$49.99
  • MPX Pro Lifetime$49.99
1 purchases

ThunderBars

One-time1
  • Thunder Bars Pro$9.99

Questions

Is Equalizer Bass Booster MPX EQ free?
Equalizer Bass Booster MPX EQ is free to download, with in-app purchases available.
Is ThunderBars free?
ThunderBars is free to download, with in-app purchases available.
Do Equalizer Bass Booster MPX EQ or ThunderBars have ads?
Neither Equalizer Bass Booster MPX EQ nor ThunderBars shows ads.
Which is updated more often, Equalizer Bass Booster MPX EQ or ThunderBars?
Equalizer Bass Booster MPX EQ ships an update monthly, and ThunderBars every 3 weeks. Most recently, Equalizer Bass Booster MPX EQ was updated on November 11, 2026 and ThunderBars on October 31, 2026.

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