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Top 20 Developer Tools SDKs Used in Android Apps on Google Play
Last update: 9 Nov 2025 CET
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Top 20 Developer Tools SDKs Used in Android Apps on Google Play

We at 42matters have identified the 20 most popular Developer Tools SDKs leveraged by Android apps available on the Android app market.

Developer Tool SDKs help developers build sophisticated mobile apps. Technology vendors and platform providers develop these SDKs — which include programming libraries, APIs, sample code, documentation, and other tools — for third-party app developers that want to build mobile apps that leverage the features and functionalities of their technologies or platforms.

This list is based on our analysis of the millions of mobile applications – and the 2,300+ SDKs they use – that constitute the vast inventory of the Google Play Store. The accompanying data provides readers with a glimpse into the rich mobile application insights generated by the 42matters technology. This data is also available via our APIs, file dumps, Explorer, and SDK Explorer.

The intended purpose of this article is to assist app builders in their search for the perfect Developer Tools SDK to leverage in their app, as well as to give SDK developers insight into their biggest competitors and potential customers. This data collected by our technology may also serve as a useful tool for folks researching the wider mobile app market.

Among all apps utilizing developer tools SDKs, 99.75% have integrated Android Support Library V4. This accounts for 99.17% of app downloads within the developer tools SDK category.

The Android Support Library V4 SDK includes the largest set of APIs compared to the other libraries, including support for application components, user interface features, accessibility, data handling, network connectivity, and programming utilities.

Total Apps
1.89m
Google Play
App Share
99.75%
Google Play
Apps
1.68m
Games
211.36k
Total Downloads
1.61t
Google Play
Download Share
99.17%
Google Play
App Downloads
1.15t
Game Downloads
462.92b

Use the 42matters SDK Explorer to find all apps that use Android Support Library V4.

Among all apps utilizing developer tools SDKs, 88.20% have integrated Google Play Services. This accounts for 96.21% of app downloads within the developer tools SDK category.

Total Apps
1.67m
Google Play
App Share
88.20%
Google Play
Apps
1.47m
Games
198.23k
Total Downloads
1.56t
Google Play
Download Share
96.21%
Google Play
App Downloads
1.10t
Game Downloads
462.82b

Use the 42matters SDK Explorer to find all apps that use Google Play Services.

Among all apps utilizing developer tools SDKs, 82.01% have integrated Google Firebase. This accounts for 85.93% of app downloads within the developer tools SDK category.

Firebase is Google's mobile platform SDK that helps you quickly develop high-quality apps and grow your business.

Total Apps
1.55m
Google Play
App Share
82.01%
Google Play
Apps
1.37m
Games
179.28k
Total Downloads
1.40t
Google Play
Download Share
85.93%
Google Play
App Downloads
959.42b
Game Downloads
438.11b

Use the 42matters SDK Explorer to find all apps that use Google Firebase.

Among all apps utilizing developer tools SDKs, 64.30% have integrated Firebase Installations. This accounts for 67.44% of app downloads within the developer tools SDK category.

Total Apps
1.22m
Google Play
App Share
64.30%
Google Play
Apps
1.13m
Games
91.55k
Total Downloads
1.10t
Google Play
Download Share
67.44%
Google Play
App Downloads
758.95b
Game Downloads
338.00b

Use the 42matters SDK Explorer to find all apps that use Firebase Installations.

Among all apps utilizing developer tools SDKs, 49.69% have integrated Chromium. This accounts for 63.88% of app downloads within the developer tools SDK category.

Chromium is an open-source browser project SDK that aims to build a safer, faster, and more stable way for all Internet users to experience the web.

Total Apps
941.06k
Google Play
App Share
49.69%
Google Play
Apps
831.13k
Games
109.93k
Total Downloads
1.04t
Google Play
Download Share
63.88%
Google Play
App Downloads
721.56b
Game Downloads
317.37b

Use the 42matters SDK Explorer to find all apps that use Chromium.

Among all apps utilizing developer tools SDKs, 25.87% have integrated Checker Framework. This accounts for 25.66% of app downloads within the developer tools SDK category.

Total Apps
489.86k
Google Play
App Share
25.87%
Google Play
Apps
400.19k
Games
89.67k
Total Downloads
417.28b
Google Play
Download Share
25.66%
Google Play
App Downloads
172.71b
Game Downloads
244.57b

Use the 42matters SDK Explorer to find all apps that use Checker Framework.

Among all apps utilizing developer tools SDKs, 20.32% have integrated Protobuf. This accounts for 49.02% of app downloads within the developer tools SDK category.

Protocol Buffers (a.k.a., protobuf) are Google's language-neutral, platform-neutral, extensible mechanism for serializing structured data.

Total Apps
384.73k
Google Play
App Share
20.32%
Google Play
Apps
316.96k
Games
67.78k
Total Downloads
797.29b
Google Play
Download Share
49.02%
Google Play
App Downloads
512.34b
Game Downloads
284.95b

Use the 42matters SDK Explorer to find all apps that use Protobuf.

Among all apps utilizing developer tools SDKs, 19.55% have integrated Firebase Remote Config. This accounts for 36.21% of app downloads within the developer tools SDK category.

Total Apps
370.22k
Google Play
App Share
19.55%
Google Play
Apps
323.82k
Games
46.40k
Total Downloads
588.98b
Google Play
Download Share
36.21%
Google Play
App Downloads
346.98b
Game Downloads
242.00b

Use the 42matters SDK Explorer to find all apps that use Firebase Remote Config.

Among all apps utilizing developer tools SDKs, 13.88% have integrated React Native Reanimated. This accounts for 2.14% of app downloads within the developer tools SDK category.

Total Apps
262.93k
Google Play
App Share
13.88%
Google Play
Apps
260.14k
Games
2.79k
Total Downloads
34.79b
Google Play
Download Share
2.14%
Google Play
App Downloads
34.05b
Game Downloads
741.85m

Use the 42matters SDK Explorer to find all apps that use React Native Reanimated.

Among all apps utilizing developer tools SDKs, 13.54% have integrated RxAndroid/RxJava. This accounts for 18.28% of app downloads within the developer tools SDK category.

The RxAndroid/RxJava SDK is a Java VM implementation of Reactive Extensions — a library for composing asynchronous and event-based programs by using observable sequences.

Total Apps
256.38k
Google Play
App Share
13.54%
Google Play
Apps
251.19k
Games
5.20k
Total Downloads
297.29b
Google Play
Download Share
18.28%
Google Play
App Downloads
268.13b
Game Downloads
29.16b

Use the 42matters SDK Explorer to find all apps that use RxAndroid/RxJava.

Among all apps utilizing developer tools SDKs, 12.16% have integrated Dagger. This accounts for 19.73% of app downloads within the developer tools SDK category.

Dagger is a fully static, compile-time dependency injection framework SDK for Java, Kotlin, and Android.

Total Apps
230.34k
Google Play
App Share
12.16%
Google Play
Apps
221.86k
Games
8.47k
Total Downloads
320.90b
Google Play
Download Share
19.73%
Google Play
App Downloads
278.36b
Game Downloads
42.54b

Use the 42matters SDK Explorer to find all apps that use Dagger.

Among all apps utilizing developer tools SDKs, 10.79% have integrated ML Kit by Google. This accounts for 15.33% of app downloads within the developer tools SDK category.

Total Apps
204.38k
Google Play
App Share
10.79%
Google Play
Apps
203.63k
Games
753
Total Downloads
249.38b
Google Play
Download Share
15.33%
Google Play
App Downloads
247.30b
Game Downloads
2.08b

Use the 42matters SDK Explorer to find all apps that use ML Kit by Google.

Among all apps utilizing developer tools SDKs, 10.78% have integrated Firebase App Check. This accounts for 7.21% of app downloads within the developer tools SDK category.

Total Apps
204.12k
Google Play
App Share
10.78%
Google Play
Apps
188.10k
Games
16.02k
Total Downloads
117.21b
Google Play
Download Share
7.21%
Google Play
App Downloads
73.35b
Game Downloads
43.86b

Use the 42matters SDK Explorer to find all apps that use Firebase App Check.

Among all apps utilizing developer tools SDKs, 9.89% have integrated Apache Commons IO. This accounts for 6.18% of app downloads within the developer tools SDK category.

The Apache Commons SDK is an Apache project focused on all aspects of reusable Java components.

Total Apps
187.20k
Google Play
App Share
9.89%
Google Play
Apps
183.69k
Games
3.51k
Total Downloads
100.47b
Google Play
Download Share
6.18%
Google Play
App Downloads
92.44b
Game Downloads
8.03b

Use the 42matters SDK Explorer to find all apps that use Apache Commons IO.

Among all apps utilizing developer tools SDKs, 9.79% have integrated Apache Commons Codec. This accounts for 9.18% of app downloads within the developer tools SDK category.

Total Apps
185.37k
Google Play
App Share
9.79%
Google Play
Apps
180.42k
Games
4.95k
Total Downloads
149.28b
Google Play
Download Share
9.18%
Google Play
App Downloads
127.70b
Game Downloads
21.58b

Use the 42matters SDK Explorer to find all apps that use Apache Commons Codec.

Among all apps utilizing developer tools SDKs, 8.93% have integrated EventBus. This accounts for 16.07% of app downloads within the developer tools SDK category.

EventBus is an open-source library SDK for Android and Java using the publisher/subscriber pattern for loose coupling.

Total Apps
169.06k
Google Play
App Share
8.93%
Google Play
Apps
164.98k
Games
4.08k
Total Downloads
261.34b
Google Play
Download Share
16.07%
Google Play
App Downloads
221.37b
Game Downloads
39.98b

Use the 42matters SDK Explorer to find all apps that use EventBus.

Among all apps utilizing developer tools SDKs, 8.31% have integrated react-native-device-info. This accounts for 1.25% of app downloads within the developer tools SDK category.

The react-native-device-info SDK offers device information for React Native for iOS and Android.

Total Apps
157.32k
Google Play
App Share
8.31%
Google Play
Apps
156.46k
Games
853
Total Downloads
20.37b
Google Play
Download Share
1.25%
Google Play
App Downloads
19.93b
Game Downloads
435.17m

Use the 42matters SDK Explorer to find all apps that use react-native-device-info.

Among all apps utilizing developer tools SDKs, 7.62% have integrated SLF4J. This accounts for 17.18% of app downloads within the developer tools SDK category.

The Simple Logging Facade for Java (SLF4J) serves as a simple facade or abstraction for various logging frameworks (e.g. java.util.logging, logback, log4j) allowing the end user to plug in the desired logging framework at deployment time.

Total Apps
144.38k
Google Play
App Share
7.62%
Google Play
Apps
133.00k
Games
11.38k
Total Downloads
279.42b
Google Play
Download Share
17.18%
Google Play
App Downloads
175.13b
Game Downloads
104.29b

Use the 42matters SDK Explorer to find all apps that use SLF4J.

Among all apps utilizing developer tools SDKs, 7.41% have integrated Apache Commons Lang. This accounts for 6.87% of app downloads within the developer tools SDK category.

Total Apps
140.24k
Google Play
App Share
7.41%
Google Play
Apps
138.89k
Games
1.35k
Total Downloads
111.71b
Google Play
Download Share
6.87%
Google Play
App Downloads
102.82b
Game Downloads
8.89b

Use the 42matters SDK Explorer to find all apps that use Apache Commons Lang.

Among all apps utilizing developer tools SDKs, 6.07% have integrated Animal Sniffer. This accounts for 3.47% of app downloads within the developer tools SDK category.

Animal Sniffer is an SDK that helps you verify that classes compiled with a newer JDK/API are compatible with an older JDK/API.

Total Apps
115.00k
Google Play
App Share
6.07%
Google Play
Apps
107.80k
Games
7.20k
Total Downloads
56.50b
Google Play
Download Share
3.47%
Google Play
App Downloads
41.30b
Game Downloads
15.20b

Use the 42matters SDK Explorer to find all apps that use Animal Sniffer.

Browse iOS and Android SDKs With the SDK Explorer

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  • SDK IntelligenceSDK Intelligence

    See how many apps integrate specific SDKs, how many times these SDKs have been downloaded, developer details, similar SDKs, and more.

  • New Installations and Removals HistoryNew Installations and Removals History

    Analyze installation and removal trends for SDKs. Discover which apps have removed or integrated specific SDKs in a given timeframe.

  • Market Share per Google Play and Apple App Store CategoryMarket Share per Google Play and Apple App Store Category

    See which app categories or genres are most likely to use specific SDKs. Detect SDK market share per category.

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Frequently Asked Questions (FAQs)

How does 42matters collect this data?'

We’ve developed a number of machine learning algorithms that scan millions of mobile and connected TV (CTV) applications on a regular basis. In addition, we collect ground truth app performance intelligence and use this data to build statistical models that estimate the performance of apps for which we do not have ground truth data.

What SDK data does 42matters collect?'

We track over 2,300 of the most popular SDKs integrated in iOS and Android apps. We collect a variety of SDK insights (title, platform, ID, category, and developer website); performance metrics (the number of apps that have installed each SDK, installation and removal trends, and app downloads); market share statistics (including market share per app category); and more!

How can I access 42matters’ SDK data?'

The most direct way is to use our SDK Explorer, which is a visual, web-based research platform that enables you to peruse all 2,300+ SDKs that we track. It’s great for market research, lead generation, competitor analysis, etc. However, more technically-inclined folks might prefer our APIs and File Dumps, which enable you to query info for specific apps or SDKs. You can also use our other research platform (the Explorer) to view integrated SDKs by app.

Can I use 42matters’ solutions to generate app publisher leads?'

Absolutely! We actually wrote about this on our blog. We focused on ad network SDKs, but the examples are applicable to most SDK types. To summarize, you can use the Explorer’s advanced filtering capabilities to home in on best-fit app publishers, leverage the SDK Explorer to see which apps use your competitors’ SDKs, and use our APIs and file dumps to build custom lead generation processes.

What data does 42matters provide on mobile apps?'

A ton! We track 17+ million apps across Google Play, the Apple App Store, Amazon Appstore, Tencent Appstore, and Huawei AppGallery. Our solutions provide access to app details (developer insights, metadata, ASO keywords, contact information, etc.); performance metrics (downloads, MAUs, ratings, reviews, top chart rankings, etc.); technical insights (integrated SDKs, permissions, required capabilities, etc.); content details (categories, genres, IAB categories, content ratings, etc.); compliance information (app-ads.txt, privacy policies, store status, etc.) and much, much more!

Can I use 42matters’ solutions to find SDKs for my app?'

Definitely. The SDK Explorer enables you to sort SDKs by category, identify similar SDKs, analyze SDK reliability, and more. In addition, you can use the Explorer to monitor your competitors, including which SDKs they add and remove, their current tech stacks, and SDK changelogs. This means you use our solutions not only to find the right SDK for a particular purpose, but also which SDKs you might need to keep up with your rivals.