Hold the latest and newest realistic 3D Sound HD app in your hand! This Piano String Symphony (3D Sound HD) app is a new 3D sound in HD 2-in-1 Apps : a new 3D sound in HD piano keyboard app with 3D string orchestra sound that you can play 3D string orchestra music from your iPhone, iPod touch, or iPad, a new 3D sound game app with new 3D sound in HD effects, and free 3D classical music and 3D demo Sounds with new 3D sound in HD effects.
This app is a newest and first app that you can play and hear all music, songs, sound effects, and music notes in more realistic 3D audio. All 3D audios in this app are recorded in newest 3D audio, called "3D sound HD".

What is 3D Sound HD?

The 3D sound HD is the newest and first 3D sound in HD with realistic, bright, and natural vivid audio. You can hear not only for surround sound effects, also with bright and vivid natural 3D sound by wearing headphones or with only two stereo speakers. If you wear headphones to hear this new 3D sound HD audio, not only you can hear 3D audio sound from your headphone, also you can hear brighter and more natural vivid 3D sounds, that similar to the sound for our ears to hear sounds in spatial 3D environment. 

This new improving 3D sound HD, not only you hear a brighter, more natural and more vivid 3D sound than any other standard 3D sound, and also you can notice the 3D sound HD you hear is much better in 3D, which similar to watching from a standard TV convert into a HDTV.

The 3D sound HD has the audio sound that greatly reduce the unnatural effect of the "in your head" sound of headphones effects problem. Unlike most 2D stereo audios and standard 3D sounds, the 3D sound HD you can hear and feel the out-of-head sound localization in headphone listening that all sounds are coming from outside of your head, and the sound image become wider and more natural spatial effects. And when listening to 3D sound HD music you get the feeling as you are inside a concert hall. If you use two stereo speakers, you can feel all sounds are coming from a virtual surround sound system in front of you.
You can wear headphones or use two stereo loudspeakers to this play 3D sound HD app. By using headphones you can get more 3D sound effects and hear more spatial sounds, or using two stereo speakers.
• 2-in-1 app 3D sound HD game and Pocket Piano keyboard with string orchestra sound effects
• Amaze your friends with newest 3D Sound HD App
• Hear first and newest realistic bright and natural vivid 3D Sound HD audio
• all music and sounds that make 3D Sound HD impressions
• Friendly operator interface
• 16bit 44.1kHz sampled rate with 3D Sound HD audio

(3D sound HD) Pocket Piano app:
• Photorealistic piano keyboard with 61 keys and adjustable width and color
• Realistic 3D string orchestra concert sound effects
• play first pocket piano keyboard in latest and newest realistic 3D sound HD effect
• Show note names on keys.
• Smoothly move the keyboard by just sliding or pushing the left or right button.

(3D sound HD) game app:
• playing first and only for iPhone, iPod touch, and iPad 3D sound game in latest and newest realistic 3D sound HD audio
• 3D sound music games with 5 levels in 3D Sound HD sound effects

(3D Sound HD) music:
• Listen to about 20 minutes long Classical music and demo Sounds in latest and newest realistic 3D sound HD
• World, Classical music includes:Aloha `Oe, Santa Lucia, Gavotte (Gossec), Beautiful Dreamer, Going Home "From The New World", Yankee Doodle, Le Cygne from Le Carnaval des Animaux, Spring from The Four Seasons, Air from Suite No. 3, Annie Laurie, Habanera from Carmen, Furusato, Amazing Grace
Enjoy it, and play your 3D sound HD music!

What’s New

Version 2.0.2

///improving 3D sound effects for all (3D Sound HD) music
///new (3D Sound HD) music: “Canon in D”

///add Game Center
///save game levels and high scores

Ratings and Reviews

1.0 out of 5
2 Ratings

2 Ratings

Greenonyx123 ,

"Do not waste your time"

This app do not function correctly and it set only to one metallic erry noise. Two thumbs down.


63.6 MB

Requires iOS 6.0 or later. Compatible with iPhone, iPad, and iPod touch.



Age Rating
Rated 4+
© David Pan
In-App Purchases
  1. 5000 coins $1.99
  2. 1000 coins $0.99
  3. 10000 coins $2.99


  • Game Center

    Challenge friends and check leaderboards and achievements.

  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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