Best Custom ROMs for Galaxy S9 in 2021: Samsung has been on a roll from quite some time when it comes to the Galaxy S series of smartphones. We have known that the company releases a hit after another ever since the Galaxy S6 with a curved display was released. Every year, Samsung refines the Galaxy S series phones, and the latest from them, Galaxy S9, is the best so far in its lineup.
Now, we know that Samsung’s smartphones are great in every department but there are people who love their hardware but not their software. Also, we can say that there is a problem with Samsung’s software update process as well. Because it might happen that the device might not get the latest Android update even after few months of its release.
So for those who want to have the latest Android version on their device, Custom ROMs are the best option they can get for their Galaxy S9. However, it also means that you need to tweak your device and root it which will void the warranty on your device. If you are aware of the risks, you should definitely proceed with the installation as Custom ROMs really improve a device’s performance in a good way.
We have also compiled the Best Custom ROMs for the Galaxy S9 that will improve the device’s general performance, as well as battery life, should also be increased. Also, you will be able to use Stock UI on your device which is only possible out of the box on Google Pixel devices right now.
So let’s get started with the best custom ROMs for your Galaxy S9 in 2021 down below:
Relevant Guides for ROM installation
- How to Flash TWRP recovery using Odin
- Also, how to install Gapps on your Android device
- How to install a custom ROM via TWRP recovery
- Make sure to have a complete backup of your device before proceeding.
- Make sure that your device is fully charged when you are attempting a ROM installation.
- Please be patient when you are installing custom ROMs. Few ROMs can take up to 30 mins for installation. Any unnecessary action can cause the hard bricking of your device.
List of Best Custom ROMs for Galaxy S9 2021
One of the best Custom ROMs in the Android development circuit and also the first recommendation from us for your Galaxy S9 is LineageOS. This Custom ROM was previously known as Cyanogen Mod and was even installed on the OnePlus One out of the box. However, the team behind CM had some issues and stopped its development.
Since then, the LineageOS team has continued the legacy forward and has been releasing fully stable Custom ROMs for as many devices as possible. One thing to note is that LineageOS 17.1 is based on Android 10 and will bring all the Stock Android features to your Galaxy S9.
Evolution X is an aftermarket firmware based on the Android Open Source Project. This is analogous to the AOSP. This ROM packs in features such as custom themes, notification customizations, Gestures, and other miscellaneous things which are mentioned in the link below. The ROM is based on Android 10.
Also, the other great thing about this ROM is the frequent updates. The ROM is updated which includes bug fixing, adding new features, and Android Security Patches. Do make sure to try this ROM out if you run out of choices for your Galaxy S9.
The next ROM on the list is DOT OS. Yeah, the name is pretty different. But trust us, this ROM for your Galaxy S9 is one of the best ones out there. DOT OS is highly known among users because of its stability and other features.
Also, this ROM packs in a ton of customization for your Galaxy S9 including accent colors, DOT wallpapers, toggle actions, and much more. The ROM is based on Android Oreo. This is one of the newer ROMs so expect fewer community users and support.
LigthROM is always the first choice of those who are looking for light-weight custom mods, and somehow the developers never disappoint.
The custom mod has an arsenal of utilities including Odexed and Zipaligned, CSC support, Magisk root, and custom kernels in AROMA installer. It also provides a number of sound and camera mods.
AICP is known by everyone as the “Ice Cold Project” that started on a Desire HD years ago (2012) and since then has evolved into a mature ROM. The ROM is based on Android 10. The ROM packs in a lot of features. The RAM management is also well done with decent power optimizations.
The ROM is best known among Galaxy S9 Users for its stability. This ROM should not give you a problem to use in 2021. We recommend you to give it a try!
Resurrection Remix 7.0 (Unofficial)
Another one of the best Custom ROMs and also making it to our list for the Best Custom ROMs for Galaxy S9 is the Resurrection Remix ROM. The reason behind Resurrection Remix being one of the best Custom ROM is the number of customizations it offers. While you still get all the advantages of Stock Android, it still lets you change most parts of your system as well.
One thing to note, however, is that Resurrection Remix is currently given an unofficial status which means the RR team is not officially maintaining it. Even then, we can confirm that the ROM is perfectly stable and you can use it on your daily driver device. One advantage is that you will get to use Android 9.0 Oreo without OneUI.
CarbonROM is an aftermarket firmware based on the Android Open Source Project. This is analogous to the AOSP Extended. The difference is the added tweaks and optimizations. These optimizations are for a better battery backup, performance, and user-customization.
Another great thing about this ROM is the frequent updates. The ROM is super-smooth and brings in a lot of features for Galaxy S9. The ROM was earlier based on Android 8 and is updated to Android 10.
crDroid OS is also another great contender when it comes to the list of best custom ROMs for the Galaxy S9. This is because crDroid OS is also one custom ROM that offers you great customizability options. One thing to note with this ROM is that it offers excellent stability as well as there is a focus on battery life too.
crDroid OS is also based on Android 9.0 Pie which means you take advantage of the power of Android Pie along with all the things crDroid OS has to offer. Note that crDroid OS is also unofficial which means that there are some known bugs but they are definitely manageable so you can use this ROM every day.
The next ROM on the list is Havoc OS. It is a ROM by saxmydix from XDA. The ROM is pretty good with the aim of keeping things simple, clean, and neat as it is based on AOSP and inspired by Pixel. They quote the added features as “All you can dream, and all you’ll ever need.” The performance of the ROM, as mentioned, is decent too. It features Material Design 2.0.
Also, Havoc OS packs in a ton of features such as Gaming/ Reading Mode, Animation Customizations, Tile Shortcuts, Compass, Ambient Display, and much more.
Pixel Experience ROM
In our opinion, one of the best custom ROMs you can install on your device right now is the Pixel Experience ROM. This is because, as the name suggests, Pixel Experience ROM offers you an experience of using Pixel device even though it is a Samsung Galaxy S9. Most of the things you get on a Pixel device are replicated in this ROM and ported to each and every device it is available for.
Pixel Experience ROM is also based on Android 9.0 Pie and it is also one of the most stable custom ROMs available for the Samsung Galaxy S9 right now. Since it is a ROM that offers Stock Android experience, you will also get great battery life on your phone
The next ROM on the list is Arrow OS. The ROM is pretty good with the aim of keeping things simple, clean, and neat. They quote the added features as “We added just the right and mostly used stuff that will be actually USEFUL at the end of the day.” The performance of the ROM as mentioned is pretty nice too. This Arrow OS ROM for Galaxy S9 doesn’t have any reported bugs as per the thread. Although there might be some minor bugs that you can anytime report to the Developer.
So, this was our list for the Best Custom ROMs for Galaxy S9 in 2021. We would add and edit more ROMs in the future and keep this article updated. You can comment below if you have your choice of Best Custom ROM and also tell us why! We would love to hear from you for any doubts as well.