# Equalizer Bass Booster MPX EQ vs ThunderBars

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.

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.

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.

## The numbers

| Metric | Equalizer Bass Booster MPX EQ | ThunderBars |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (258 ratings)](https://appshunter.io/ios/app/equalizer-bass-booster-mpx-eq/id1578646614/reviews)** | — |
| Number of ratings | **258** | — |
| Positive reviews | 56.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Freemium | — |
| Size | 136 MB | 10 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Layo Lake LLC](https://appshunter.io/developer/1528668544) | [Roma Herman](https://appshunter.io/developer/986076428) |

## What reviewers say

### Equalizer Bass Booster MPX EQ

[App page](https://appshunter.io/ios/app/equalizer-bass-booster-mpx-eq/id1578646614)

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:** macOS Compatibility, Vision Pro support, iPhone Duo support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access / Month | $3.99 | per month |
| All Access Package Trial | $4.99 | per month |
| All Access Annual Trial | $14.99 | per year |
| All Access 1 year | $19.99 | per year |
| MPX Pro Lifetime Access. | $49.99 | one-time |
| MPX Pro Lifetime | $49.99 | one-time |

**What reviewers like**

- 🎚️ Powerful multi-band equalizer with extensive control
- 🎵 Excellent sound quality and bass enhancement
- 🚗 CarPlay support for in-vehicle use
- 💾 Handles large music libraries effectively
- 🎨 Customizable presets and themes

**What reviewers complain about**

- 💳 Misleading free trial requiring credit card upfront
- 💰 Expensive subscription model ($15/year or monthly)
- 🔐 Difficult to cancel subscription
- 📚 Doesn't load complete music library consistently
- ☁️ Requires disabling Cloud Mode to use equalizer

**Reported bugs**

- 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

**Requested features**

- 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


### ThunderBars

[App page](https://appshunter.io/ios/app/thunderbars/id6811334170)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Thunder Bars Pro | $9.99 | one-time |


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*