Best Unknown Android Apps Which are not Available on Google Play Store

What was the last app you downloaded from the Google Play Store? There are millions of apps out there on Google Play, yet some great apps are left out. To get these apps that violate the terms of Google, you need to go through the process of “sideloading.”    

As 90% of smartphone users prefer to download from the Google play store, it makes it one of the best platforms to offer. If you are wondering about the best apps not on the play store, you are at the right place! Read on


Why are Some Apps Not Listed on Google Play Store?

Google has a strict policy when it comes to listing all the applications on the play store. Google releases the suite of applications to generate revenue under Android-powered smartphones. Due to the strict policies and guidelines, many good apps do not make it to use in the Google Play Store.

best apps not on play store

The scrutiny process involves strict procedures before approving any apps on the platform from the third-party developers; this ultimately means that some may get through the process while some may not make it because of the Play Store’s strict policies.


Best Unknown Android Apps not Listed on Google Play Store

Here is the list of the best apps not in the play store. But make sure to note that you must enable the installation from unknown sources from the device’s security settings. 

best apps not in play store


1. K-9 Mail

K-9 Mail is one of the best apps not on the play store. This is an advanced email client for Android, and it is open-sourced. The main features include Push IMAP support, BCC to self, WebDAV support, multiple identities, and many more interesting ones.

best unknown android apps

The app was developed by Jesse Vincent when the creators of other email apps were wondering how to effectively handle community contributors. The version he built was his own, and it is open-sourced. 

2. Tachiyomi

Tachiyomi is a manga reading app. It is one of the best alternatives available in the niche when it comes to Android’s collection. Most people only think that iOS has better options when it comes to manga-reading apps. 

best unknown android apps

The app has a great UI with plenty of customization settings. You can set bookmarks in the subfolder and folder. Also, you can read it in landscape view, and the content is vast from an excellent repository of sources.

Still, the app is a work in progress, and frequently, the library is not updated as you may like. 

Also Read: How to Install Spectrum Tv App on Firestick

3. Viper4Android

Viper4Android is an equalizer app available in rooted android devices. It is considered as the father of all equalizers on the internet. From this app, you can configure anything, but it does come with a limitation. 

best apps not on play store

Even if you don’t have a rooted device it will provide the same experience. These are some of the features you can find in this app:

  • X86 Support
  • Speaker optimization
  • AnalogX
  • Differential Surround
  • Haas Effect
  • Headphone Surround
  • Auditory System Protection
  • Spectrum extensions and many more

4. AdAway

AdAway is an ad blocker app for Android which uses host files. The code in the AdAway can also be used to access openly for contributing, reviewing, and improving. Unfortunately, even though it has incredible features, it is not available on Google Play Store.

best apps not on play store

The whole purpose of this app is to block all malicious or stealing personal data. It has the power to block specific ads from your network. As Google thrived on revenue from the Ads, AdAway was blocked, making it one of the best unknown android apps.

5. Amazon Appstore

You might be astonished to hear this, but Amazon also tried to grab a share of the app market online. Unfortunately, it never quite achieved what it wanted to do. But the good news is Amazon Appstore has plenty of apps, sometimes free and more worthy than the Google Play store.
best unknown android appsYou can use this as your Amazon shopping app to make the purchase in a heartbeat.  

6. Popcorn Time

Popcorn Time was one of the favorite Apks I have ever downloaded in my life. Because this is where I watched Troy when I did not get the movie anywhere else. The name itself suggests relaxation, and you can watch your favorite movies and TV series with a single click.

best unknown android apps

There are plenty of other sites on the internet, but none is as virus-free as Popcorn Time. Just download it, and you will feel like you scored a jackpot. This is why it is one of the best apps not on the play store.

Also Read: Top 11 Safe Rom Sites You Must Know In 2021

7. MiXPlorer

best unknown android apps

MiXplorer is another one of the best apps not in the play store. As an Android file manager, it has a pretty neat user interface with impressive features. Both in terms of appeal and power, it is popular, unlike others. It offers tab support and dual-panel mode suitable for big screens.

8. Freeflix HQ

Freeflix HQ is an impressive streaming app to watch high-quality movies. As one of the best unknown android apps. You can download all the movies and videos and save them offline to watch them later. 

best apps not in play store

If you want to have a family-friendly time by watching favorite movies over the night. It is Chromecast supported, so you can have a fun time watching it over the big screen within a click.

The outstanding features include:

  • 5000 HQ Anime
  • 70+ language subtitles
  • It has an in-built video player

Also Read: 9 Best Batman Arkham Games in Order

9. Flix4U

Flix4U is one of the best apps not on the play store, which is available for free download. You can watch Bollywood, Hollywood, reality shows, TV movies, and other web series right on your smartphone.

best unknown android apps

You can watch Hollywood movies in Hindi as well for suiting Indian users. The User interface is very smooth, and it is easy to use. You can navigate to other collections quickly, making you reminisce about the version of Netflix.

Unlike Netflix, you can stream from different genres free of cost. Without any restrictions, you have the freedom to watch movies from almost any genre.

10. Super Wallpaper

Super Wallpaper is a fresh start and has got some exciting features to look forward to. The app is accessible on all Android platforms. Some of the features which stand out are 3D wallpapers with a wide variety of options.

best unknown android apps

You can give your device a lively look in terms of design with 3D wallpapers. It is available in the district category to satisfy your curiosity.

11. F-Droid

If you are familiar with F-Droid, you might be aware of F-Droid, which consists of all the apps available as open-source. On this platform, you can download apps that are not available on Google Play Store.

best unknown android apps

It does not contain any cracked software. It is excellent to explore other new open source apps you may not find on Google Play Store.

12. Tubemate

As the name itself suggests, you can download videos from YouTube. This one of the best apps not in the play store, where you can download and extract Mp3 videos from YouTube. According to the terms and conditions now, Google does not allow such apps to be on Google Play. 

best unknown android apps

Luckily, you can get your hands on Tube mate, and save your favorite videos to watch later and offline.

Also Read: 9 Best Couchtuner Alternatives You Must Know In 2021

13. AnYme

Anime is, you guessed it, an anime app where you can sync MyAnimeList. It does not have annoying ads because it has a built-in ad blocker. It suggests anime-related content suiting your tastes.

best unknown android apps

According to the score, rating, and adaptations so that you can watch from the best. The remarkable features make it all the more interesting to download anime.


What Do People Think About Unknown Android Apps? According to People’s Reviews and Online Research

Take a look at these screenshots to know more about the best apps not in the play store.

best unknown android apps
best unknown android apps


The Bottom Line

These are the best apps not on the play store that you must be aware of in 2021. All the apps’ features are unique, and I’m sure you need one of the apps for a fantastic performance. If you have any better suggestions, do let us know in the comment section below. 



1. What apps are illegal?

Some of the illegal Android apps are:

  • Sarahah Messaging App
  • ShowBox
  • Aptoide
  • Girls Around Me
  • AndroDumperr
  • CreeHack
  • Terrarium TV

2. What apps should not be on my phone?

Here are some of the apps which you must delete right now from your phone:

  • GasBuddy
  • TikTok
  • Angry Birds
  • IPVanish VPN
  • Age Face
  • Climate SMS
  • Cute Camera
  • Antivirus Security — Security ScanBeach
  • Ignite Clean
  • Mini Camera

3. Which are the apps that could steal your data?

  • Padenatef
  • Video Maker
  • Contour Level Wallpaper
  • Super Wallpapers Flashlight
  • Color Wallpapers
  • Solitaire Game
  • Classic Card Game
  • Super Bright Flashlight
  • File Manager
  • Wuxia Reader
  • Daily Horoscope Wallpapers
  • Synthetic Z
  • Composite Z
  • iHealth Step Counter
  • Anime Live Wallpaper
  • Plus Weather
  • Screenshot Capture
  • Color Wallpapers

4. Which Android apps are dangerous?

  • UC Browser
  • CLEANit
  • Virus Cleaner
  • SuperVPN Free VPN Client
  • RT News
  • Super Clean
  • Fildo Music
  • Quick Pic Gallery
  • DU Battery Saver
  • ES File Explorer
  • Dolphin Browser

5. Which apps are removed from Google Play store?

  • All Good PDF Scanner
  • Style Photo Collage
  • Direct Messenger
  • Mint Leaf Message-Your Private Message.
  • Unique Keyboard – Fancy Fonts & Free Emoticons.
  • Tangram App Lock.
  • Private SMS.
  • One Sentence Translator – Multifunctional Translator.


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