# LouderLogic for iPhone vs 528 Player Plus The clearest difference is review sentiment: LouderLogic for iPhone at 65% against 528 Player Plus's 0%. LouderLogic for iPhone also leads on rating (4.2 vs 1.0) and in-app purchases (none vs 11). 528 Player Plus's advantage is price (Free vs $1.99). On ads and device support there is nothing between them. 528 Player Plus is free to download; LouderLogic for iPhone costs $1.99 up front. 528 Player Plus sells 11 one-off in-app purchases. LouderLogic for iPhone asks for nothing beyond the download. LouderLogic for iPhone holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: LouderLogic for iPhone has 36 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 65% of LouderLogic for iPhone's written reviews are positive against 0% of 528 Player Plus's. LouderLogic for iPhone ships an update monthly, 528 Player Plus every 2 months. Both last shipped on October 12, 2026. ## The numbers | Metric | LouderLogic for iPhone | 528 Player Plus | | --- | --- | --- | | Price | $1.99 | **Free** | | Rating | **[4.2 (36 ratings)](https://appshunter.io/ios/app/louderlogic-for-iphone/id474642794/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/528-player-plus/id6739763108/reviews) | | Number of ratings | **36** | 2 | | Positive reviews | **64.5% of reviews** | 0.0% of reviews | | In-app purchases | **No** | Yes | | Ads | No | No | | Update frequency | **Monthly** | Every 2 months | | Monetization | Paid | **Free with in-app purchases** | | Size | 13 MB | 79 MB | | Requires iOS | **8.0** | 15.6 | | Devices | iPhone, iPod | **iPhone, iPad, iPod** | | Age rating | 4+ | 4+ | | Developer | [McDSP](https://appshunter.io/developer/318955232) | [SYQEL INC](https://appshunter.io/developer/1671066431) | ## What reviewers say ### LouderLogic for iPhone [App page](https://appshunter.io/ios/app/louderlogic-for-iphone/id474642794) Enhance your music listening with advanced audio playback. This app offers professional sound improvements, customizable equalizers, and dynamic queue management for a richer audio experience from your library. **Highlights:** Patented ALX audio enhancement, 4-band parametric EQ with Spectrum Animation, Dynamic interactive Play Queues, Crossfading between songs, Volume fluctuation minimization, Maximizes musical details **Features:** Vision Pro support **In-app purchases:** none **What reviewers like** - 🔊 Great sound quality/richness - ⬆️ Increased volume/loudness - 🎚️ Good EQ/customization - ↔️ Smooth crossfading - 🎶 Volume leveling across tracks **What reviewers complain about** - 🐛 Frequent crashes - 🐛 Songs skipping/repeating - 🐛 App not working on newer iOS versions - 🐛 No support/developer unresponsiveness - 🐛 Dated UI/looks **Reported bugs** - Crashes on newer iOS versions (15.3.1, iOS 10, iOS 6) - Songs crash or skip randomly - App stops working after a few songs - Library takes a long time to load - App crashes when turning to use EQ **Requested features** - Integration with Apple Music/streaming apps - DSP effects for all songs - Work with Apple Music - Save files for other devices - Adjustable font size ### 528 Player Plus [App page](https://appshunter.io/ios/app/528-player-plus/id6739763108) This app retunes your entire music library to the 528 Hz Solfeggio frequency in real-time. Experience your favorite songs with a new sense of harmony and restoration without altering original files. A free trial is available before a one-time purchase unlocks unlimited listening. **Highlights:** Real-time 528 Hz retuning, Supports entire music library, Distraction-free interface, One-time purchase unlock, Free trial for 20 songs **Features:** Family Sharing, Siri integration **In-app purchases (11)** | Purchase | Price | Billing | | --- | --- | --- | | Unlimited 528 Hz retuning forever. | $19.99 | one-time | | Frequency - 963 Hz | $19.99 | one-time | | Frequency - 285 Hz | $19.99 | one-time | | Frequency - 432 Hz | $19.99 | one-time | | Frequency - 396 Hz | $19.99 | one-time | | Frequency - 741 Hz | $19.99 | one-time | | Frequency - 174 Hz | $19.99 | one-time | | Frequency - 417 Hz | $19.99 | one-time | | Frequency - 639 Hz | $19.99 | one-time | | Solfeggio Core Bundle | $59.99 | one-time | | All Frequencies | $99.99 | one-time | ## Frequently asked questions ### Is LouderLogic for iPhone free? LouderLogic for iPhone costs $1.99, with no in-app purchases. ### Is 528 Player Plus free? 528 Player Plus is free to download, with in-app purchases available. ### Which has better reviews, LouderLogic for iPhone or 528 Player Plus? LouderLogic for iPhone is rated higher. LouderLogic for iPhone averages 4.2 out of 5 from 36 ratings, while 528 Player Plus averages 1.0 from 2 ratings. ### Do LouderLogic for iPhone or 528 Player Plus have ads? Neither LouderLogic for iPhone nor 528 Player Plus shows ads. ### Which is updated more often, LouderLogic for iPhone or 528 Player Plus? LouderLogic for iPhone ships an update monthly, and 528 Player Plus every 2 months. Most recently, LouderLogic for iPhone was updated on October 12, 2026 and 528 Player Plus on October 12, 2026. --- *Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*