Substratum is an Android theme engine developed by the Projekt Development Team. And, Substratum brought many popular CM13 themes. These Substratum Themes support Samsung touch wiz without root and AOSP-based custom ROM.
What is the Substratum theme?
The substratum themes are the future of Customization. It took the place of the CM theme engine. After discontinuation of CM, the developers came up with Substratum and today Substratum is the best theme engine and got a ton of beautiful themes. There is a big passionate community behind Substratum. The substratum is an app that can be downloaded from the Play Store. All of the themes are available in the Play Store.
How to install Substratum themes without root?
To use Substratum Themes on your Android You Need to Install the substratum theme engine.
Download Substratum theme engine here:
Best Substratum Themes 2021 Download Here:
1. Coalfield Theme:
Coalfield is made for CM (CyanogenMod) Theme engine, but later this theme is also available for Substratum. You need to download the free substratum app to apply this theme (Root required).
2. Default Dark:
Default Dark is one of the best Substratum Theme for android. And available in dark, blue, blue light, cyan, green (3 variants), lime, orange, pink, purple, red, white, yellow. Light, Dark, Black, and semi-transparent background colors. You can get the Default dark Theme source code at GitHub.
3. AospUI Gray: Pixel-Android O Dark:
Amazingly, the aospUI Gray substratum theme exactly matches the colors and UI that Google made for Android M 2nd preview and Android N. This theme requires root except on OMS rootless, Oreo, and on Samsung Touchwiz Nougat/Oreo system.
4. Outline Theme:
The outline is one of the popular Substratum Theme and you can choose 5 different colors. If you want additional colors you need to install Color Extension.
5. Reverie Theme:
Reverie is the Light substratum theme with 100% self-made and unique system icons. This theme gives your phone a special look thanks to the developers. Download the free Substratum app to apply the theme! (Root required).
6. Flux Theme:
Substratum Flux theme is designed with Material UI, making it a modern looking theme. Flux theme uses high-quality vector graphics and a Darker tone UI. The theme looks absolutely vibrant and Beautiful. There is a lot of Customization to work with so you can build a Theme of your choice. You can change colors, choose a boot animation, and choose a different font.
7. Android O theme:
Android O theme is based on Android next OS i.e. Android O. If you want to get Android O theme on your device then tries this one. This theme has a white accent and very clean fonts. The UI is very clean and you will love this theme.
![[Substratum] Android Oreo theme](https://techlurn.org/wp-content/cache/wp-appbox/22e9f86450b9fa29c60b3be17de14ed0-deprecated/qr-96385cc8e700e12c407463c67be26abf "15+ Best Substratum Themes for Android [2021] 15")
![[Substratum] Android Oreo theme](http://techlurn.org/wp-content/cache/wp-appbox/22e9f86450b9fa29c60b3be17de14ed0-deprecated/ai-ea8417419cec5a7454ef83928f6c5188 "15+ Best Substratum Themes for Android [2021] 16")
9. PitchBlack:
PitchBlack is a dark android. With the balance between materialism, minimalism, and various epic color combinations, you can customize it the way you want.
The theme has two types of Navigation bar overlays, many types of network indicators, and two fonts. So there are many things to Customize and build a perfect theme of your choice. This theme also got 2 boot animations to make the boot more stylish.
10. Belo Theme:
Belo theme is one of the best-looking themes on the list. With the light tone and all custom icons, this theme is very clean and minimalistic. With the faded progress bars, light tone, and Custom Icons, you will fall in love with it.
![Belo [substratum]](https://techlurn.org/wp-content/cache/wp-appbox/783632572813baeb214f7aa27dcfbca4/qr-2a31d4698f3faa03903d0fdf12698bd3 "15+ Best Substratum Themes for Android [2021] 19")
![Belo [substratum]](http://techlurn.org/wp-content/cache/wp-appbox/783632572813baeb214f7aa27dcfbca4/ai-bd5c597787921eead56407fb24fb40f6 "15+ Best Substratum Themes for Android [2021] 20")
11. Transparent Theme:
This theme is like a glass. This theme is transparent and makes many apps of your ROM transparent. The other features are that you can choose a wallpaper for the background. So every new wallpaper basically makes a new theme.
The best part is: Transparent theme helps to choose live wallpapers. Just think about the level of customization of this theme. You can customize other things like colors and fonts. There are some wallpapers included in the theme.
12. Default Dark Theme for Substratum:
Default Dark substratum makes your device beautiful with dark mode. Also, it has many colors such as blue, blue light, cyan, green, orange, pink, purple, red, white, yellow. You can set your favorite color as per your taste.
13. S8 Navbar Theme:
S8 Navbar is a theme that comes on the substratum theme engine, which brings the Samsung Galaxy S8 Navigation bar onto any Android device. You have two types of icons i.e. Normal and small-sized navigation bar icons to choose from!
![[Substratum]S8 Navbar](https://techlurn.org/wp-content/cache/wp-appbox/3c147c551e909281fdc356a2840a3b07-deprecated/qr-952aba1a1906c3312a36f3b9ca7cb614 "15+ Best Substratum Themes for Android [2021] 25")
![[Substratum]S8 Navbar](http://techlurn.org/wp-content/cache/wp-appbox/3c147c551e909281fdc356a2840a3b07-deprecated/ai-39f217afc5b32156f2cc060ffea84af9 "15+ Best Substratum Themes for Android [2021] 26")
14. Swift Dark Substratum Theme:
Swift Dark is the best light Substratum Theme, which makes your UI darker. A swift Dark theme makes your Android UI darker while keeping the icons and fonts stock.
15. Luminous:
The luminous substratum theme is required Nougat ROM that fully supports OSM/Substratum Theming.
![[Substratum] Luminous Theme](https://techlurn.org/wp-content/cache/wp-appbox/e72821b2a0ea20651468ccb2f60df7e2/qr-58c6b031496a12cf3f318e488baf7af6 "15+ Best Substratum Themes for Android [2021] 29")
![[Substratum] Luminous Theme](http://techlurn.org/wp-content/cache/wp-appbox/e72821b2a0ea20651468ccb2f60df7e2/ai-7aef52fee1e06663533b46768a285a42 "15+ Best Substratum Themes for Android [2021] 30")
INSTALLATION INSTRUCTIONS:
1. Install Substratum.
2. Install Luminous.
3. Run the Substratum app, allow the SuperSU permission, allow modify system settings.
4. Click on Luminous (big button in the Substratum app) and wait to recreate caches and click again.
5. Select all the overlays.
6. Make sure you choose the options you’d like for Android, Settings, and SystemUI.
7. Press the fab button (the big round button with a brush icon).
8. Press Compile and Enable.
9. Restart SystemUI from the Substratum app if needed.
Conclusion:
This is the list of free and best Substratum themes for Android. The Substratum is the best theme engine right now and it’s worth a shot. Choose the themes from the list and try them.
These are the free and best substratum themes, thanks for reading, Keep sharing. Let us know your opinion in the Comment section. Follow us on Facebook and Twitter for more latest updates from techlurn.