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Flux - Substratum Theme

August 05, 2025

More About Flux - Substratum Theme

Flux is compatible with Substratum engine only! If you are not familiar with it, please do not download
Enjoy pixel perfect visuals and material ui to give your phone a new vibrant and dark look!

✔️ Works with
• Android 7/8/9/10/11/12/13 stock and custom roms
• Oxygenos 9/10/11
• Samsung 8/9/10/11

🔹 Themed apps
https://goo.gl/ry4wH2

😃 Don't forget to rate and write a review if you like Flux
Enjoy!

❓ FAQ/HELP
• Oxygenos Pie users, enable colorful theme from settings > display and set the accent color to default. Oxygenos 10 users enable dark theme from settings and set the accent to default color

• Some qs tiles on android 8.1 don't change color and the inactive line can't be removed

• The design of qs tiles look a bit different on oyxgenos and samsung because it is impossible to make them look like stock android ui from the screenshots

• Enable Dark theme from your rom settings if the option is there

• Please do not write your bug/suggestion reports in the reviews, instead contact me via email or use the community link below

• Want full black backgrounds everywhere instead of dark, for your amoled screen?
Select the amoled background option from Android System overlay and then Build & Enable it

• If you want light notification backgrounds, enable the light notifications options from android and systemui overlays

• Beta software are not supported even though my theme may work with them

• Battery and signal tiles in quick settings panel cannot be themed

• LineageOS is not officially supported, although Flux may work with it

🔵 Telegram support group: http://bit.ly/39L7SQ3

✉️ Contact: giannisgn89@gmail.com

✨ Follow: https://bit.ly/2A8yngX

Latest Version

Version
6.5.7
Update
August 05, 2025
Developer
JXDesigns
Apps
Tools
Platforms
Android
Downloads
30,413
License
$1.49
Package Name
flux.substratum.theme
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Add Comment & Review

User Reviews

A Google user

6 years ago

I'm trying to get my keyboard to the black version shown on the scrsenshots. But there's no option. Otherwise I would give more stars for easier transitioning.

A Google user

6 years ago

Had to install 3 times to get correct colors, but finally i have the correct color for accent and background. Except for notifications, they used to be black and now they are dark grey.

A Google user

6 years ago

This is the best among all substratum themes, even better than those that have high downloads or reviews. Keep up the good work dev!! Just one request, is it possible to theme chrome by any chance pls :)

A Google user

6 years ago

WhatsApp and Google Photos as well as GBoard do not get an overlay, but the rest is pretty damn good looking. Unfortunately rounded notifications do not work properly

A Google user

6 years ago

absolutely love the theme. I just want more of a discription on what each of the components do and whan they chance. You should also make some more boot animations. Also do the boot animations work with Pie?

A Google user

6 years ago

One line. One of the best substratum theme ever of all times. No significant shortcomings at all, wonderful developer who is very friendly. A must try app.

BruhDude Wew

4 years ago

Excellent theme. This is one of my most favorite theme ever. I hope it could have both light and dark theme simultaneously for switching between dark and light theme more easier.

A Google user

6 years ago

so far love this app, but there's one thing I hope you can change. the accents colors don't theme on some of the stock samsung s9 apps, like settings and messaging. it would be perfect if we could have pure black and the accents colors of our choice.

A Google user

6 years ago

Simply my favorite theme available for One UI at the moment. has a ton of supported apps and is very stylish especially with the boot up animations. just amazed with all the detail that went into this

A Google user

5 years ago

The app is really great. Almost all things work. But only WhatsApp and Gmail don't work well in the notifications. The Gmail app uses completely black E-mail titles which aren't readable and WhatsApp don't use the red accent colour which I applied on the System and work with all apps, except WhatsApp.

A Google user

6 years ago

Love it. Dev put some really hard work into this, and there is no chance for anyone to regret it. Editing review cause dev deserve it. Theme still going strong with updates every time an app need it. There is no chance to regret this and I'm counting more than a year. You are awesome my friend. Thank you for your hard work.

Joshua Leong

4 years ago

Love the customization options available... The only gripe I have with this is the WhatsApp theme. Why are there coloured bars on the left side of the conversation bubbles? Would look perfect without them. It looks especially ugly when replying to a previous text, as the coloured bar interferes with the quoted text.

A Google user

5 years ago

I have a bug with volume slider, it is smaller, moved slightly to the left, it is under status bar, and the atatus bar changes to solid accent color. any ideas? Samsung Pie/One UI

A Google user

6 years ago

best them in my opinion. even supporys the v20 for the most part. of course you need root and an lg dark theme. but it works. although Google play store won't work after the latest update but oh well I'm sure they will fix it. i highly recommend buying. i bought it years ago and it's well worth the money

Yagya Parihar

5 years ago

This is a pretty nice theme. It's simplistic and looks great on Android Pie. I have it set up on all my main devices. While there are some issues (thanks Google for not including the Assistant light bar on the Pixel 1), overall it's a really well made theme.

A Google user

5 years ago

Great theme but a few bugs found. On keyboard toolbar during typing suggested words appear fine but icon to change to emoji doesn't appear its black but it is there. In message app when sender sends message more than one they first one appear fine but next consecutive has milky background with white text super weird and annoying. Over all great app Thumbs up and 5 stars keep it up..!

Steven Nieto

3 years ago

This is my favorite theme. By far for my note 9 I know 8.1 isnt supported but it works great and looks amazing still just a couple bugs here and there sometimes. Which is no different than the other themes I have been using together with my note 9. ***update** can I get this to work on my new oneplus 10 pro? Please say yes and tell me how do I need root?

Batman

5 years ago

Absolutely love this gorgeous theme. Working perfectly fine with RR on redmi note 3 with no errors. A big thanks for putting this for sale. Edit : Just want to thank you for providing updates. Edit(29 June 2020) : I am still using this as my main theme. I have purchased lots of substratum theme but this is the few one that still updating.) Thanks for all your hard work, dev!

A Google user

6 years ago

I've tried the white one a year ago and it was the best theme I've ever tried, this one is the same they both will give you android pie look ,this one is really cool as it allows you to apply dark theme to not only the system but many apps that doesn't have dark mode like Instagram 👍i definitely recommend it.

A Google user

5 years ago

[Edit:oh my lord sorry for never updating this. I still dont appreciate the assumption of piracy but meh. 5star!] Beautiful theme. However, I was attempting to apply it via substratum and it only partially applied. The app presented me with a log of errors, I used the feature to send it to the author (with nothing else added). The author replied, "get a life" ... Don't expect any help or support for this theme. I don't even know how to respond...

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