Save space and data on your Android phone

Google Go is a lightweight version of the Google Search app, that allows quick searches without the Google Feed and the Assistant. It's 4 MB in size and requires Android 4.3 or higher.

Google Assistant Go is a slim edition of Google Assistant for Android 8.0 and higher which allows you to use your phone hands free.
The program comes with all the feature of the classic version except Actions on Google, Device Actions, reminders and controls for smart home devices.

Youtube Go is a small version of the YouTube app, designed for limited data or a slow connection. It offers the option to choose the quality level of the video, share it and even to save it for offline viewing. It's 9 MB in size and requires Android 4.1 or higher.

Maps Go is a web-based version of Google Maps designed for low RAM devices and slow connections, even 2G.

The app on the Google Play Store is currently available only for devices with Android Oreo (Go Edition), but since it's a Progressive Web App (PWA), i.e. an optimized website that simulates a mobile app, you can use it from any device by visiting the link in the Official Website button.

Gboard Go is a lightweight version of Gboard that looks and works mostly the same as the full app: it supports themes, gestures and integrated search, however, it's missing features like GIF search, stickers and one-handed mode.
The app is available for Android 8.1 devices and it reportedly uses under 40MB of RAM instead of 70MB.

Gmail Go is an half in size comparing to the classic Gmail app. The look and the features are basically the same, but this version is lighter and quicker. It requires Android 8.1 or higher.

The Facebook app is recognized as the app with the greatest impact on your phone: it drains battery life, it makes your phone slow and consumes a lot of data and internal storage.
So why not try Facebook Lite, its official reduced version, as replacement?
It offers all the important functions without its many bloated features in just 1.6MB, compared to the 65MB of the main app.

Messenger Lite is a lightweight version of Facebook Messenger that allows you to chat with your Facebook friends, make voice calls, send photos, videos and links. It lacks a lot of features, like video chat, chat heads and SMS integration, but it's just 10 MB in size and supports Android 2.3 and above.

Twitter Lite is a mobile optimized version of Twitter designed for low data usage. It's a Progressive Web App that offers a much lighter, faster Twitter experience that works well for emerging markets with limited internet reach or access.

Twitter Lite is fast to install, space- and data-friendly:
Loads quickly on 2G and 3G networks
Minimizes data usage — Turn on data saver mode to download only the images or videos you want to see.
Takes up less space — At an install size under 3MB, Twitter Lite doesn’t take much room on your phone.

With Skype Lite, Microsoft managed to include all the features of Skype (except animated emojis) in a 13 MB Android app. Unfortunately, in order to use less data, you will get a lower quality for your video calls, but this is what to expect from a lite application. The app requires Android 4.0.3 or higher.

LinkedIn Lite is a data optimized version of LinkedIn , which reduces by 80% the data usage. It includes news feed, jobs, profiles and networks in addition to messages, notifications and search function. The app is only 1 MB in size and requires Android 4.4 or higher.

Files Go is another app made by Google that helps the users to free up space on your Android device by cleaning caches, removing unused apps, duplicate files and old photos. It also provides a storage manager to organize your files and a function to share them without using any data collection. The app is available for Android 5.0 and higher