# LouderLogic Free > Advanced audio player with patented enhancement technology and professional EQ. (iPhone/iPad app by McDSP.) - Source: https://appshunter.io/ios/app/louderlogic-free/id481536444 (this page in markdown: same URL + `.md`) - Developer: [McDSP](https://appshunter.io/developer/318955232) - Category: Music, Entertainment - Price: Free - Rating: 3.70/5 from 57 App Store ratings · 148 written reviews indexed - Age rating: 4+ - Requires: iOS 8.0 · 19 MB - Languages: American English - Released: 2011-11-29 - Data updated: 2026-08-31 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/louderlogic-free/id481536444/reviews.md ## What is LouderLogic Free? Looking for the best listening experience for your iTunes Library? Look no further than LouderLogic – the Advanced Audio Player. LouderLogic features include: - Professional audio enhancement with patented ALX technology - 4-band parametric EQ with Spectrum Animation - Dynamic interactive Play Queues - Crossfading LouderLogic brings the fullness you crave out of every song, using patented Audio Level eXtension (ALX) technology by McDSP. LouderLogic minimizes volume fluctuations between songs while maximizing all the musical details the artist intended you to enjoy. Simply put, you’ll get more from your music! With the McDSP 4-band parametric equalizer, you get the highest quality interactive EQ for your iOS device, along with the ability to customize and tweak to your heart's content. Easily drag the curves to control boost and cut, and use two fingers to adjust the Q (bandwidth).  Spectrum Animation shows you what your music 'looks like' so you can EQ like a pro. Play Queues let you modify what's coming up next at any time, without interrupting your current track. Adjust the crossfade time between songs from 1 to 30 seconds. “If you don’t have LouderLogic I don’t know why you’re even listening to music.” – Chaka Blackmon, Producer/Songwriter for Christina Aguilera, CeCe Winans, MTV and Disney. “LouderLogic is perhaps the most impressive audio enhancement app I have used.” – Kit Eaton, New York Times. Please note that while LouderLogic does play back DRM protected music, it cannot apply ALX enhancement to DRM protected audio. ALX enhancements cannot be applied to music that is still "in the cloud" in iTunes Match, but can be applied once downloaded to your device. This is the free version of LouderLogic which contains advertisements and a lifetime listening limit. If you want unlimited, ad-free playback, please consider purchasing a paid version of LouderLogic. Requires iOS 8.0+ We allow third-party companies to serve ads and/or collect certain anonymous information when use our mobile application. These companies may use non-personally identifiable information such as browser type, time and date, browsing or transaction activity, subject of advertisements clicked or scrolled over, or a platform-provided identifier during your visits to this and other websites in order to provide advertisements about goods and services likely to be of greater interest to you. These companies may use technologies such as cookies to collect this information. To learn more about interest-based advertising, or to opt-out, you can visit http://www.networkadvertising.org. ## Key features - Patented ALX audio enhancement - 4-band parametric EQ with Spectrum Animation - Dynamic interactive Play Queues - Crossfading between songs - Volume fluctuation minimization ## What do users think of LouderLogic Free? Overall sentiment: mixed **Pros** - 🔊 Effective volume boost and amplification - 🎚️ Powerful equalizer with extensive customization - 👍 Free version with full feature access - 🎵 Excellent sound quality enhancement - 🔄 Smooth crossfading between tracks - 💎 Professional audio engineering (McDSP company) - 🎧 Works well with various headphones and systems - 📱 User-friendly interface and intuitive controls - 🎨 Attractive visual design and animations - ⚖️ Normalizes volume levels across songs **Cons** - 🐛 Frequent crashes and freezes - 🎵 Only plays 5 seconds before stopping (free version) - 📚 Cannot access iTunes/library music - 🔌 High battery drain from visual graphics - ⚠️ Audio distortion on compressed/older recordings - 🔋 Unstable performance and reliability issues - 📖 Won't work with audiobooks or library books - 🎚️ Missing equalizer in some instances - 🎯 Inconsistent results across devices - 📊 Limited functionality without paid version - 🔊 Doesn't work with YouTube or some apps - ⏸️ Stops playing when app is closed **Commonly reported bugs** - App crashes immediately on launch - Playback stops after 5 seconds - Music files disappearing from library - Equalizer won't display in landscape mode - App freezes when selecting songs - Loses button functions when device sleeps - Playback speed slower than normal - Tracks skip and quality diminishes - Ads change equalizer settings mid-use - Artist tab doesn't organize music properly - Library gets scrambled - Email support link causes app to shut down - Crashes when accessing equalizer - Playback returns to song list automatically - Music detection fails on some devices **Most requested features** - Dark theme or gray color scheme - Lyrics display feature - Ability to hide or disable visual graphics - Better artist/library organization - Larger search bar - Four-channel EQ - Pitch adjustment controls - Double speed playback button - Dedicated car control screen - Better tech support and FAQ - Clearer distinction between paid versions - Ability to hide social sharing buttons - Continue playback when app is closed - Sync played status with iPod app ## Recent user reviews (10 of 148) All indexed reviews: https://appshunter.io/ios/app/louderlogic-free/id481536444/reviews.md ### 1/5 — Won’t play a full song *2024-07-06* Not sure if it is because it is the free version, but I can’t get the app to play more than five seconds of a song without stopping. I kill the app to get the song to play again and it stops playing again after five seconds. ### 1/5 — No equalizer & won't use library books *2023-08-26* No equalizer & won't use library books ### 2/5 — Dee Mahn *2023-08-14* As a sound engineer I’m truly not impressed with the the set up is,all though I was able to connect my library of music still could not fine tune it I’ve miss a app called SUPER LOUD it was the best having even a 1/2 octave and also 1/3… ### 1/5 — Worthless *2022-05-29* What’s it supposed to do? ### 5/5 — impressive app *2021-06-30* opoogize previously had to readjust heaphones to be better louder high quality app ### 5/5 — NICE *2021-04-30* You did a good job! I was looking for one that was free to use for sooo long! I finally found one and tried it out and it was the best!! I was surprised when I found one! 😮👍 ### 5/5 — Enhanced *2021-03-19* I couldn’t hear the music that good turned up ? Until I came across this amazing EQ app it takes your music to whole New Level! My Old School is loud just like you would hear it my Car I have 2 / 500 watts Alpine Digital Amps with 2 PPI Components up front 2 PPI 6x9 Components in the rear And pioneer 1400 avh in the dash The trunk and front door panels are all Covered in dynamatted for a Studio Sound. This really Cranks up my system in my car I’m very happy with it Get the app with my Powerbeats3 they sound So Absolutely Amazing and Clear and tight Bass kicks right in you’ll be astounded at the Quality they put into this EQ App. Get it!! 5 star all the way. ### 5/5 — Love this app *2020-12-01* AWESOME!!!!! ### 5/5 — THE BEST!!! *2020-09-12* It really is, I mean it’s hard to find this type of thing on the App Store like this I was looking for ever, for an app that would bass boost my music, I have the AirPods not the pros just the series 1 not series 2 but there the same anyways it’s just one is wireless charging.. But anyways I thought I could never bass boost my AirPods I thought I was gonna have to get like Raycon’s or something literally... so I mean, I think I have already busted the tiny little subwoofer in my AirPods. THE BEST I didn’t buy it I got the free version and it still gives you access to everything it’s not like most of them to were you have to buy the full version or make monthly payments✌️very good app the is the best way to REALLY ACTUALLY get what ever you want out of your earbuds or headset!!! AMAZING ### 1/5 — Limite *2020-08-09* Que sur iTunes ...... dommage .... moi qui né stocké rien ça ## Frequently asked questions about LouderLogic Free ### What does LouderLogic Free do? LouderLogic Free is an advanced audio player designed to enhance your music listening experience. It utilizes patented ALX technology to bring out more musical detail and minimize volume fluctuations between songs. The app also features a professional 4-band parametric equalizer with spectrum animation, dynamic play queues, and crossfading. ### What are the key features of LouderLogic Free? Key features include patented ALX audio enhancement, a 4-band parametric equalizer with spectrum animation for visual EQ feedback, dynamic interactive play queues that allow real-time modifications, and adjustable crossfading between tracks. It aims to provide a fuller and more detailed sound from your music library. ### Is LouderLogic Free really free? LouderLogic Free is available at no initial cost but contains advertisements and a lifetime listening limit. For an unlimited, ad-free playback experience, users are encouraged to consider purchasing the paid version of LouderLogic. ### What devices is LouderLogic Free compatible with? LouderLogic Free requires iOS 8.0 or later. It is designed for iOS devices, allowing users to enhance their iTunes Library playback. ### Can LouderLogic Free enhance DRM protected music? While LouderLogic Free can play back DRM-protected music, it cannot apply its ALX enhancement to it. Similarly, enhancements cannot be applied to music that is still stored 'in the cloud' via iTunes Match; the music must be downloaded to your device first for ALX enhancement to be applied. ## Version history (last 5 releases) ### 2.2.2 — 2017-01-27 This app has been updated by Apple to display the Apple Watch app icon. We've fixed a few more bugs in the spectrum displays - let us know what you think! ### 2.2.1 — 2016-12-03 Updates to better support iOS10. Minor bug fixes. ### 2.2.0 — 2016-10-19 Updates to support iOS 10. Bug fixes. ### 2.1.9 — 2016-09-16 Bug fixes. ### 2.1.8 — 2016-09-13 Bug fixes. ## Apps similar to LouderLogic Free | App | Rating | Price | Category | | --- | --- | --- | --- | | [Bass Booster - Audio Equalizer](https://appshunter.io/ios/app/bass-booster-audio-equalizer/id1471431235) | 4.3 (4,709) | Free | Music | | [Bass Booster Volume Boost EQ](https://appshunter.io/ios/app/bass-booster-volume-boost-eq/id1475414196) | 4.4 (18,701) | Free | Music | | [Bass Booster EQ + Volume Boost](https://appshunter.io/ios/app/bass-booster-eq-plus-volume-boost/id1484073254) | 4.2 (19,521) | Free | Music | | [Bass Booster: Volume Max Boost](https://appshunter.io/ios/app/bass-booster-volume-max-boost/id1518010686) | 4.2 (347) | Free | Music | | [Bass Booster & Music Equalizer](https://appshunter.io/ios/app/bass-booster-and-music-equalizer/id1527331911) | 4.2 (1,321) | Free | Music | | [Sound Connect for Headphones](https://appshunter.io/ios/app/sound-connect-for-headphones/id887768699) | 4.5 (701) | Free | Music | ## More apps by McDSP - [LouderLogic](https://appshunter.io/ios/app/louderlogic/id459333840) - [LouderLogic for iPhone](https://appshunter.io/ios/app/louderlogic-for-iphone/id474642794) All apps by McDSP: https://appshunter.io/developer/318955232 ## Related topics [surround speaker check](https://appshunter.io/ios/topics/surround-speaker-check) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-31.*