Google Mobile Services (GMS) explained: What is it and why it’s crucial

Google Play Store on smartphone stock photo 2

Edgar Cervantes / Android Authority

The Android operating system many people use on daily basis is sometimes called open-source software program. Which means its code is publicly obtainable and could be endlessly modified by anybody. Whereas these statements are certainly true, the overwhelming majority of Android units at the moment aren’t, actually, operating pure and open-source Android. You possibly can thank Google Cellular Companies (GMS) for that.

In a nutshell, the open-source element of Android is the Android Open Source Project (AOSP). GMS, then again, lives on high of AOSP and offers a lot of the nice-to-have performance you could have come to anticipate from modern-day Android.

The important thing distinction between the 2, nevertheless, is that GMS isn’t open-source. As an alternative, Google selectively licenses it to system producers or OEMs free of charge.

The overwhelming majority of economic Android units bought today embrace GMS in a method or one other. Some exceptions exist, after all, however these are usually outliers. So what are Google Cellular Companies and why accomplish that many Android units embrace them?

What are Google Cellular Companies or GMS?

Google Play Services 1

GMS stands for Google Cellular Companies and is basically a bundle of purposes and APIs (utility programming interfaces) put in on the system degree. This primarily signifies that they’re deeply built-in with the working system.

The Android working system by itself already features a bunch of APIs. Apps merely should name these APIs to do issues like activate the flashlight, entry the system’s cameras, or work together with the filesystem.

Google Cellular Companies extends this primary performance to incorporate deep system integration for issues like exercise detection via onboard sensors, entry to cost companies like Google Pay, and cloud saves via Play Video games, amongst others.

GMS helps builders combine Google companies into their apps.

GMS can be thought-about important for a unique motive — it offers entry to many apps you probably use every day. This consists of the Play Retailer, Google Search (and Google Assistant), Google Maps, Gmail, Chrome, and YouTube, amongst others.

Even in the event you don’t use any of those apps, you in all probability nonetheless profit from GMS in lots of different methods. While you turned in your Android smartphone for the primary time, likelihood is that you simply signed in to your Google Account. This course of is totally reliant on GMS, and allows automated synchronization of your contacts, calendar, and settings, together with saved Wi-Fi passwords from earlier units.

How does GMS profit Android customers?

Google app icons on a smartphone display

Moreover the advantages we’ve already spoken about, like entry to Google’s apps and companies, GMS can be helpful as a result of it helps customers obtain minor software program updates and safety patches. Past that, GMS consists of some area of interest options that aren’t seen to end-users however turn out to be useful for app builders.

Take ML Package, for instance, which is a part of Google Cellular Companies. It offers a number of on-device machine learning APIs, starting from barcode scanning to good reply strategies, for builders to benefit from. An app can merely use the fashions offered by Google to cut back each growth time and complexity.

A extra helpful function is Fast Pair, which allows your cellphone to routinely detect close by Bluetooth units. Equally, options comparable to Discover My Gadget, Good Lock, and Digital Wellbeing additionally depend on the presence of Google Cellular Companies.

GMS allows options comparable to Discover My Gadget, Good Lock, and even consists of primary machine studying fashions for apps.

Some apps additionally depend on GMS to offer push notification performance. The Firebase Cloud Messaging (FCM) service simplifies growth for smaller apps and removes the necessity for particular person apps to deal with notification supply.

GMS additionally helps Google ship software program updates to your system shortly, whatever the producer. Prior to now, you would need to look ahead to a full software program replace with the intention to obtain new options or safety patches. This wouldn’t be an issue, besides that the majority units solely obtain updates for the primary couple of years after their launch.

Learn extra: Google takes even more control over OS updates with Android 12

Beginning in 2019, Project Mainline modularized the working system and now permits Google to ship function and safety updates via the Play Retailer. GMS’ safety advantages additionally prolong to apps put in on the system. The Google Play Protect service, launched a number of years in the past, scans put in apps within the background to warn you if something malicious is discovered.

Extra not too long ago, Google additionally up to date GMS to incorporate contact tracing APIs on the top of the COVID-19 pandemic. The APIs had been efficiently utilized by a number of nations’ well being organizations, together with the United Kingdom.

Do all Android units embrace GMS?

Samsung Galaxy A12 leaning against a lamp open to the Play Store

Ryan Haines / Android Authority

For probably the most half, sure. The overwhelming majority of Android units ship with GMS as a result of that’s what most shoppers anticipate from an Android system. There are exceptions to this, after all, and we’ll talk about that within the following part.

Despite the fact that GMS is ubiquitous today, it’s not precisely simple for producers to incorporate. Gadget producers require a license from Google with the intention to bundle GMS. Thereafter, every system they produce must also meet a minimal standards. The certification, additionally known as the Cellular Software Distribution Settlement (MADA), requires units to satisfy some necessities.

The exams performed to find out a tool’s eligibility for GMS certification are fairly complete. The Compatibility Definition Document (CDD) is up to date each time a brand new model of Android releases. In complete, the CDD for Android 11 spans 136 pages. It mandates minimal necessities for every little thing from the system’s display decision to the presence of privateness options on the software program entrance.

Google makes use of GMS licensing as a approach to standardize Android units.

Why does Google care? As a result of it needs to make Android a cohesive expertise. Customers anticipate some baseline performance throughout all Android units and the CDD is the one manner Google can compel producers to cooperate. Prior to now, the search large has additionally used the CDD to pressure OEMs to assist rising options like USB-C PD.

Regardless of these considerably onerous necessities, producers don’t hesitate so as to add GMS as a result of it has grow to be the trade commonplace for Android units.

Can you employ Android with out Google companies?

Huawei Mate X2 review Huawei App Gallery open on main internal screen

Kris Carlon / Android Authority

Sure — Android is a wonderfully practical working system by itself and might do a lot of the belongings you’d anticipate it to do with out Google Cellular Companies. The truth is, the overwhelming majority of Android smartphones bought in China don’t embrace GMS in any respect and have by no means carried out so. In fact, it’s because Google is banned and inaccessible in China.

One other instance is Hearth OS, which comes pre-installed on Amazon’s pill lineup, just like the Fire HD 8. The absence of GMS signifies that you gained’t discover Google’s Play Retailer on Amazon units. The explanation for that is easy — Amazon’s personal app retailer generates income via app and content material gross sales.

Huawei has famously been banned from utilizing many parts and companies offered by US firms, together with Google’s GMS. For the previous few years, Huawei telephones and tablets have been delivery with out GMS, which vastly reduces their usefulness exterior China.

So what’s the expertise like with out GMS? Properly, it’s not very handy in the event you’re used to Google’s ecosystem. On Amazon units, you’re caught with the apps obtainable on the Amazon App Retailer. Sideloading is an possibility, however third-party apps may not work correctly or outright refuse to open in some instances. This is actually because apps closely depend on the system’s GMS spine. It’s an identical state of affairs for Huawei units.

An app that requires you to log in by way of your Google account, as an illustration, will fail within the absence of the mandatory APIs. In that vein, apps like Uber or Lyft that use Google Maps for his or her core performance can also throw up errors or refuse to open.

Each Google and third-party apps might not work correctly within the absence of GMS.

Regardless of this typically inferior expertise, a small group of fanatics desire a GMS-free smartphone for the privateness advantages. The absence of GMS signifies that your system is totally free from Google’s affect or knowledge assortment.

fossil gen 5 lte review wear os version on wrist

Jimmy Westenberg / Android Authority

Android runs on nearly each type issue today, from smartwatches to TVs to even automobiles. So does GMS exist for these non-smartphone type elements as properly? Sure, Google offers GMS certification for six kinds of units. Suitable units embrace smartphones, tablets, Android TV, Android Auto, Android Go, Chrome OS, and Put on OS.

GMS exists on nearly each type of Android system, from wearables to in-car infotainment methods.

The existence of GMS throughout a number of type elements helps app builders tremendously. A Wear OS app, as an illustration, can use the identical or comparable mapping API current within the smartphone model of the app — due to the standardization offered by GMS. As soon as once more, this reduces growth time for companion or cross-platform apps.

Learn extra: The best Wear OS apps for your watch

Some {hardware} producers don’t have a alternative in relation to bundling GMS with non-smartphone or pill units. Put on OS and Android TV, for instance, are additionally proprietary software program and tightly built-in with Google’s companies. Due to this fact, each single one among these units have to be licensed to incorporate GMS.

Can you put in Google companies by your self?

Google apps and services installation screen in custom recovery

Android units often come pre-installed with GMS straight from the producer. Nonetheless, there are some situations the place this doesn’t maintain true. In the event you personal a Kindle Hearth HD pill, for instance, you may need to set up Google cellular companies. Doing so lets you achieve entry to the Play Retailer and different Google apps.

See additionally: How to install Google Play on Amazon Kindle Fire tablets

Sadly, there’s no common reply to this query. The set up course of for GMS varies in complexity due to the easy reality that every producer’s software program is completely different.

Having stated that, you’ll be able to sideload GMS onto the Kindle Hearth lineup of tablets fairly simply. Amazon has carried out little to forestall its customers from doing so. Gadgets bought by Xiaomi in China can also conveniently embrace the Google Play service framework. In the event you’re fortunate, you’ll solely should sideload an app or two to allow full performance.

As you’ll be able to in all probability inform although, nothing about this course of is for certain. For a number of months in 2021, Xiaomi reportedly shipped units with out the Play Companies framework, making GMS set up far harder. Nonetheless, that is often solely an issue in the event you’re importing units bought completely in China.

Putting in GMS on an uncertified system is feasible, however it’s possible you’ll run into issues.

Equally, Huawei units can not embrace any Google-related software program on their units as a result of ongoing commerce restrictions. To that finish, Huawei developed an entire GMS substitute, dubbed Huawei Mobile Services (HMS). The providing consists of user-facing apps, an app retailer, digital assistant, and cloud storage. Extra notably, it comes with GMS-compatible APIs on the backend to assist enhance compatibility with third-party apps.

All in all, the issue of sideloading GMS on an uncertified system can vary from a couple of minutes price of labor to a number of hours of troubleshooting. And the ultimate outcome will not be as totally featured. Your greatest guess is to only purchase a tool that ships with Google companies within the first place.


In abstract, Google Cellular Companies is a core a part of the trendy Android expertise. From smartphones and tablets to good TVs and audio system, it’s a key element that permits your apps and companies to run as you’d anticipate.

https://www.androidauthority.com/google-mobile-services-gms-3025963/ | Google Cellular Companies (GMS) defined: What’s it and why it is essential

TaraSubramaniam

TaraSubramaniam is a Dailynationtoday U.S. News Reporter based in London. His focus is on U.S. politics and the environment. He has covered climate change extensively, as well as healthcare and crime. TaraSubramaniam joined Dailynationtoday in 2023 from the Daily Express and previously worked for Chemist and Druggist and the Jewish Chronicle. He is a graduate of Cambridge University. Languages: English. You can get in touch with me by emailing: tarasubramaniam@dailynationtoday.com.

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