# Equalizer Pro + vs Flat Equalizer

The clearest difference is review sentiment: Flat Equalizer at 95% against Equalizer Pro +'s 47%. Flat Equalizer also leads on price (Free vs $4.99). Equalizer Pro +'s advantage is in-app purchases (none vs 4) and iOS requirement (15.0 vs 17.6). On update cadence, ads and device support there is nothing between them.

Flat Equalizer is free to download; Equalizer Pro + costs $4.99 up front. Flat Equalizer sells 4 in-app purchases, starting at $2.99 per 7 days. Equalizer Pro + asks for nothing beyond the download.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Equalizer Pro + | Flat Equalizer |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.2 (557 ratings)](https://appshunter.io/ios/app/equalizer-pro-plus/id1354769058/reviews)** | — |
| Number of ratings | **557** | — |
| Positive reviews | 46.8% of reviews | **94.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 43 MB | 11 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tachyon Factory Inc.](https://appshunter.io/developer/1354769057) | [Md Milon Hossain](https://appshunter.io/developer/1729011832) |

## What reviewers say

### Equalizer Pro +

[App page](https://appshunter.io/ios/app/equalizer-pro-plus/id1354769058)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

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

**What reviewers complain about**

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

**Reported bugs**

- 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**

- Expand support for streaming services
- Improve playlist management
- Add more preset EQ options
- Enhance visualizer and UI customization
- Optimize performance for older devices


### Flat Equalizer

[App page](https://appshunter.io/ios/app/flat-equalizer/id6753087386)

Enhance your audio with a professional music equalizer and powerful volume booster. Fine-tune tracks with custom presets or create your own settings. Experience immersive sound with advanced features for wired and wireless headphones.

**Highlights:** 10-band music equalizer, Headphone volume booster, Customizable EQ presets, Extra Boost feature, Bluetooth equalizer support, Save custom EQ settings

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Yearly | $99.00 | per year |
| Lifetime | $9.99 | one-time |
| Lifetime | $29.99 | one-time |

**What reviewers like**

- 🔊 Loud and Crystal Clear
- 💎 Crystal Clear Sound
- 🎨 Perfect Sound Customizer
- 🎯 Love the Presets
- 🌟 Highly Recommended


## Frequently asked questions

### Is Equalizer Pro + free?

Equalizer Pro + costs $4.99, with no in-app purchases.

### Is Flat Equalizer free?

Flat Equalizer is free to download, with in-app purchases available.

### Do Equalizer Pro + or Flat Equalizer have ads?

Neither Equalizer Pro + nor Flat Equalizer shows ads.

### Which is updated more often, Equalizer Pro + or Flat Equalizer?

Equalizer Pro + ships an update fortnightly, and Flat Equalizer fortnightly. Most recently, Equalizer Pro + was updated on October 9, 2026 and Flat Equalizer on October 4, 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.*