--- title: "639 Player Plus - Reviews, Revenue and Downloads in United States | Apple App Store" description: "639 Player Plus: Connect & Harmonize Your Music Transform your listening experience with 639 Player Plus, the ultimate music player that automatically retunes your entire music library to the upliftin" --- # 639 Player Plus — United States > Retune 440 Hz to 639 Hz ![639 Player Plus App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/2b/3c/32/2b3c3255-767e-26db-6fa4-befc9d102418/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/434x0w.png) **Developer:** [SYQEL](https://apptail.io/developer/syqel-osO) **Category:** Music **Rating:** 4.5/5 (2 ratings) **Price:** Free **Bundle ID:** org.solfeggiofrequencies.639playerplus **Store:** Apple App Store **Country:** United States **Version:** 1.6.0 (released 2026-09-26) **Original Release:** 2024-12-29 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6739763212) **AppTail Page:** [https://apptail.io/app/639-player-plus-MiKu/united-states](https://apptail.io/app/639-player-plus-MiKu/united-states) ## 639 Player Plus Description 639 Player Plus: Connect & Harmonize Your Music Transform your listening experience with 639 Player Plus, the ultimate music player that automatically retunes your entire music library to the uplifting 639 Hz frequency tuning. This powerful frequency is known to foster love, harmony, and deeper relationships. Effortlessly enhance your connection with your music, others, and yourself, all while saving time, money, and valuable device storage—no manual file conversions needed! Why Choose 639 Player Plus? + Instant 639 Hz Retuning: Play your existing music collection and instantly experience it retuned to 639 Hz. This frequency is believed to promote understanding, reconciliation, and connection. + Save Time & Storage: No more converting songs or cluttering your device with duplicate files. Simply open the app and play your favorite tracks. + Enhance Relationships: Listen to music that resonates with the frequency of connection, potentially improving your interactions and fostering deeper bonds. Key Features: + Automatic Retuning: Your entire music library is seamlessly and instantly retuned to 639 Hz. Just press play! + Custom Playlists: Easily create and manage personalized playlists. Add songs in bulk and organize your favorite tracks in seconds. + Sleep Timer: Drift off to your favorite tunes with the countdown sleep timer. Set it, relax, and let the app stop the music when the timer ends. + iOS & CarPlay Support: Take your harmonized music anywhere—on your iPhone or in your car. 639 Player Plus is designed to fit seamlessly into your lifestyle. + Full Playback Control: Enjoy complete control over your listening with Shuffle, Normal, Repeat One, and Repeat All playback modes. Unlock More Solfeggio Frequencies (In-App Purchase) Expand your sonic journey beyond 639 Hz! Gain access to additional Solfeggio frequencies to explore the profound "healing power" of sound and experience music like never before. Each frequency offers unique benefits for your mind, body, and spirit. Ready to connect with your music and foster deeper harmony in your life? Download 639 Player Plus today and transform the way you listen. ## 639 Player Plus Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/6f/5d/c6/6f5dc641-6c95-e4ab-aefd-99a0647db8e2/01.png/1290x2796.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/8d/dc/8c/8ddc8cd4-c709-3b9c-33a2-22d886c2ac06/02.png/1290x2796.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/bd/f8/6a/bdf86ab0-0eaa-e214-1a6d-621cdd2c1510/03.png/1290x2796.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/4e/06/56/4e065654-fcd5-2c60-18cc-af95fd4432ac/04.png/1290x2796.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/fd/0a/31/fd0a31a3-4aaf-8502-5a00-34b3efd4f637/05.png/1290x2796.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/1e/52/d2/1e52d22e-33c6-12ab-6454-949ffb458427/06.png/1290x2796.png) - [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/98/7b/cc/987bcc35-a2e2-11c7-a22a-b63fb496146d/07.png/1290x2796.png) ## 639 Player Plus Rating Breakdown in United States - 5 stars: 1 (50%) - 4 stars: 1 (50%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 0 (0%) ## 639 Player Plus In-App Purchases | Item | Price | |------|-------| | Frequency - 852 Hz | $19.99 | | Frequency - 528 Hz | $19.99 | | Solfeggio Core Bundle | $59.99 | | Frequency - 741 Hz | $19.99 | | Frequency - 417 Hz | $19.99 | | Frequency - 174 Hz | $19.99 | | Frequency - 963 Hz | $19.99 | | Frequency - 396 Hz | $19.99 | | Frequency - 285 Hz | $19.99 | | Frequency - 432 Hz | $19.99 | ## 639 Player Plus Available In - [United States](https://apptail.io/app/639-player-plus-MiKu/united-states) - [Bahrain](https://apptail.io/app/639-player-plus-MiKu/bahrain) - [Brunei](https://apptail.io/app/639-player-plus-MiKu/brunei) - [Belarus](https://apptail.io/app/639-player-plus-MiKu/belarus) - [Canada](https://apptail.io/app/639-player-plus-MiKu/canada) - [Switzerland](https://apptail.io/app/639-player-plus-MiKu/switzerland) - [Czechia](https://apptail.io/app/639-player-plus-MiKu/czechia) - [Denmark](https://apptail.io/app/639-player-plus-MiKu/denmark) - [Dominican Republic](https://apptail.io/app/639-player-plus-MiKu/dominican-republic) - [Egypt](https://apptail.io/app/639-player-plus-MiKu/egypt) - [Ghana](https://apptail.io/app/639-player-plus-MiKu/ghana) - [Hong Kong SAR China](https://apptail.io/app/639-player-plus-MiKu/hong-kong) - [Honduras](https://apptail.io/app/639-player-plus-MiKu/honduras) - [Indonesia](https://apptail.io/app/639-player-plus-MiKu/indonesia) - [Ireland](https://apptail.io/app/639-player-plus-MiKu/ireland) - [Israel](https://apptail.io/app/639-player-plus-MiKu/israel) - [Iceland](https://apptail.io/app/639-player-plus-MiKu/iceland) - [Jordan](https://apptail.io/app/639-player-plus-MiKu/jordan) - [Kuwait](https://apptail.io/app/639-player-plus-MiKu/kuwait) - [North Macedonia](https://apptail.io/app/639-player-plus-MiKu/north-macedonia) - [Mali](https://apptail.io/app/639-player-plus-MiKu/mali) - [Mauritius](https://apptail.io/app/639-player-plus-MiKu/mauritius) - [Mexico](https://apptail.io/app/639-player-plus-MiKu/mexico) - [Malaysia](https://apptail.io/app/639-player-plus-MiKu/malaysia) - [Norway](https://apptail.io/app/639-player-plus-MiKu/norway) - [Nepal](https://apptail.io/app/639-player-plus-MiKu/nepal) - [New Zealand](https://apptail.io/app/639-player-plus-MiKu/new-zealand) - [Saudi Arabia](https://apptail.io/app/639-player-plus-MiKu/saudi-arabia) - [Ukraine](https://apptail.io/app/639-player-plus-MiKu/ukraine) - [Uganda](https://apptail.io/app/639-player-plus-MiKu/uganda) - [Armenia](https://apptail.io/app/639-player-plus-MiKu/armenia) - [Vietnam](https://apptail.io/app/639-player-plus-MiKu/vietnam) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. 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