USB Audio Player PRO (UAPP): 24- and 32-bit playback, ubiquitous USB audio support for Android
Aug 19, 2020 at 4:26 AM Post #4,036 of 6,179
I just started using UAPP on my M11, can anyone explain to me what enabling any of these would do?
EQ
Morphit
Crossfeed
Parametric EQ
Balance
Bitperfect

And is there anything else I should do settings wise?

I'll give it a try for some of the terms according to my understanding:

1. EQ - this is where a device can alter various frequencies to make those frequencies louder or quieter. For example, if you find the bass is weak, then you can use an equaliser to increase the volume of the low frequencies. There are also a couple of types of equalisation: a standard EQ (the one under discussion here) and a parametric EQ discussed later. The standard EQ is often known as a graphic equaliser. With a graphic equaliser the set of frequencies that you can make quieter or louder is fixed.

2. Morphit - this is a great add-on if you want to perform sound 'correction' for headphones you are using. It can help to make the sound more pleasing by boosting some frequencies and suppressing others based on which headphones you have chosen in the settings in order to compensate for the headphones' deficiencies. As @alekc has mentioned, there is a limited list of supported headphones. I've tried it with my Beyer T1.2 and T5p snd the transformation in sound is quite remarkable. However, I prefer no alterations in sound whatsoever.

3. Crossfeed - this is where some of the sound from the left channel is sent to the right channel and vice-versa.

4. Parametric EQ - this is an evolution of the graphic equaliser mentioned in point (1). Here, you can set the centre of the frequency that you want to make louder or quieter. In other words, you can program the frequencies and then make those programmed frequencies louder or quieter based on your hearing preferences. A graphic equaliser often has more 'sliders' but each slider is for a fixed frequency. A parametric EQ usually has fewer 'sliders', but you can set the frequency of each one.

5. Balance - this is adjusting the relative volume of sound for the left and right channels. For some reason you may want to increase the volume from the left earcup of your headphones or vice-versa.

6. Bitperfect - this is when a device or app can take a digital audio signal (for example from TIDAL, Qobuz, etc) and convert it into an analogue audio signal for listening without sending that digital signal through the device's audio mixer. Audio mixers often downsample (convert a higher resolution digital audio signal to a lower resolution one) or upsample (convert a lower resolution digital audio signal into a higher resolution one - but you won't get any more details in the sound!) a digital audio signal before mixing it with other sounds from the OS or other apps, before finally converting it to an analogue audio signal. This invariably leads to sound degradation, which you may or may not be able to notice.

I may have the wrong understanding of some of the above so I hope someone will correct me where I've made a mistake!
 
Aug 19, 2020 at 8:18 AM Post #4,037 of 6,179
Feature request: Please add a tick box option in the "User interface" settings for displaying COMPOSER meta data in place of ARTIST.

The problem with classical music is, there's no way to see the Composer in UAPP's Now Playing and Playlist views. (Browsing does work using MinimServer, i.e., things are pretty much ok until playback time.)
 
Aug 19, 2020 at 11:00 AM Post #4,039 of 6,179
Is there any option to have a discount code or something like that to be able to buy the app? Just asking

Well you could install Google Opinion Rewards to earn Play credit...
 
Aug 20, 2020 at 5:03 PM Post #4,040 of 6,179
i do not know what it is, i have lg g8x and use tidal through uapp and it keeps cutting out, very irritating

if i use the tidal app alone without uapp it works fine

i think something with tidal and uapp and lg g8x is not working right
 
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Aug 20, 2020 at 5:12 PM Post #4,041 of 6,179
i do not know what it is, i have lg g8x and use tidal through uapp and it keeps cutting out, very irritating

if i use the tidal app alone without uapp it works fine
Same here. This is the most frustrating issue with this app. Maddening to have to unlock my phone and restart the track every time it stops. Seems to stop whenever the wifi signal weakens or when i get an alert.
 
Aug 20, 2020 at 5:13 PM Post #4,042 of 6,179
Same here. This is the most frustrating issue with this app. Maddening to have to unlock my phone and restart the track every time it stops. Seems to stop whenever the wifi signal weakens or when i get an alert.
its really annoying, so i go buy an an lg g8x to use uapp with tidal and now this, did not see this coming

has this issue been known for a long time???
 
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Aug 25, 2020 at 5:07 AM Post #4,045 of 6,179
I have Hiby Music on Android. It does exactly what I need which is bitperfect to USB DAC and it's free. Any reason whatsoever to buy UAPP instead?

There certainly is now.... When I opened Hiby Music the other day, it wanted me to agree to a crazy user agreement, basically granting them permission to collect/ then use almost ALL data they can get off my phone... location, Device ID, etc.... IN ANY WAY THEY WANT...No thanks.

I have been using UAPP a very long time. Starting back when it only had about 30 reviews on the play store. I love it. Best $5 I've ever spent on an app. But I enjoyed playing local files through the Hiby sometimes. I especially liked their MSEB settings... Oh well. I dont wear a tin foil hat, but the way their agreement is worded is a big ol' no from me.
 
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Aug 26, 2020 at 9:28 PM Post #4,046 of 6,179
PowerAmp user here, but have UAPP. My main reason for using PowerAmp is is remembers the point as to where I stopped a track, so when I return to it, it resumes. I may pause or start playing a different track, when I return to that first track, it resumes it from the point I left. I have not been able to get this feature going with UAPP. Any tips?
 
Aug 28, 2020 at 9:00 PM Post #4,048 of 6,179
4. Parametric EQ - this is an evolution of the graphic equaliser mentioned in point (1). Here, you can set the centre of the frequency that you want to make louder or quieter. In
I may have the wrong understanding of some of the above so I hope someone will correct me where I've made a mistake!
If my old-timey electronics hardware memory serves. I believe analog parametric equalizers may have predated analog graphic equalizers. Mostly because it was easier to build than graphic equalizers with less component count. Their use faded among consumer electronic users as analog graphic equalizers was easier to understand & operate.
 
Aug 29, 2020 at 3:29 PM Post #4,049 of 6,179
Hey! Got a few questions.

1.Is it possible to use DTS: 3D on my V40 with UAPP? Its pretty good on some albums(using wide) but i cant seem to be able to use it in UAPP. Bandcamp/Tidal works.

2. Why has UAPP much lower volume than f.ex Bandcamp amd other audio/streaming services?

3. Android 10 came out couple days ago and is DSD/MQA fixed with UAPP ? Is it "safe" to uograde to android 10? Im not using DSD though. But would be fun to try i ever get my hands on some of my music in DSD
 

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