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Top 20 Developer Tools SDKs Used in Android Apps on Google Play
Last update: 17 Aug 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, 99.74% have integrated Android Support Library V4. This accounts for 99.15% 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
1.86m
Google Play
App Share
99.74%
Google Play
Apps
1.65m
Games
210.31k
Total Downloads
1.57t
Google Play
Download Share
99.15%
Google Play
App Downloads
1.11t
Game Downloads
452.09b

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

Among all apps utilizing developer tools SDKs, 88.13% have integrated Google Play Services. This accounts for 96.14% of app downloads within the developer tools SDK category.

Total Apps
1.64m
Google Play
App Share
88.13%
Google Play
Apps
1.45m
Games
197.75k
Total Downloads
1.52t
Google Play
Download Share
96.14%
Google Play
App Downloads
1.07t
Game Downloads
451.94b

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

Among all apps utilizing developer tools SDKs, 82.00% have integrated Google Firebase. This accounts for 85.77% 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
1.53m
Google Play
App Share
82.00%
Google Play
Apps
1.35m
Games
179.27k
Total Downloads
1.35t
Google Play
Download Share
85.77%
Google Play
App Downloads
927.14b
Game Downloads
427.68b

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

Among all apps utilizing developer tools SDKs, 63.82% have integrated Firebase Installations. This accounts for 67.25% of app downloads within the developer tools SDK category.

Total Apps
1.19m
Google Play
App Share
63.82%
Google Play
Apps
1.10m
Games
90.86k
Total Downloads
1.06t
Google Play
Download Share
67.25%
Google Play
App Downloads
734.00b
Game Downloads
328.30b

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

Among all apps utilizing developer tools SDKs, 24.35% have integrated Checker Framework. This accounts for 25.08% of app downloads within the developer tools SDK category.

Total Apps
454.02k
Google Play
App Share
24.35%
Google Play
Apps
369.70k
Games
84.32k
Total Downloads
396.22b
Google Play
Download Share
25.08%
Google Play
App Downloads
161.85b
Game Downloads
234.36b

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

Among all apps utilizing developer tools SDKs, 19.52% have integrated Protobuf. This accounts for 48.44% 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
363.83k
Google Play
App Share
19.52%
Google Play
Apps
300.45k
Games
63.38k
Total Downloads
765.17b
Google Play
Download Share
48.44%
Google Play
App Downloads
495.49b
Game Downloads
269.69b

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

Among all apps utilizing developer tools SDKs, 18.52% have integrated Firebase Remote Config. This accounts for 35.48% of app downloads within the developer tools SDK category.

Total Apps
345.20k
Google Play
App Share
18.52%
Google Play
Apps
300.52k
Games
44.68k
Total Downloads
560.51b
Google Play
Download Share
35.48%
Google Play
App Downloads
332.25b
Game Downloads
228.27b

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

Among all apps utilizing developer tools SDKs, 13.71% have integrated RxAndroid/RxJava. This accounts for 18.31% 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
255.56k
Google Play
App Share
13.71%
Google Play
Apps
250.29k
Games
5.27k
Total Downloads
289.19b
Google Play
Download Share
18.31%
Google Play
App Downloads
260.77b
Game Downloads
28.42b

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

Among all apps utilizing developer tools SDKs, 13.34% have integrated React Native Reanimated. This accounts for 2.11% of app downloads within the developer tools SDK category.

Total Apps
248.71k
Google Play
App Share
13.34%
Google Play
Apps
246.29k
Games
2.42k
Total Downloads
33.35b
Google Play
Download Share
2.11%
Google Play
App Downloads
32.82b
Game Downloads
534.05m

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

Among all apps utilizing developer tools SDKs, 12.21% have integrated Dagger. This accounts for 20.09% 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
227.60k
Google Play
App Share
12.21%
Google Play
Apps
218.51k
Games
9.08k
Total Downloads
317.28b
Google Play
Download Share
20.09%
Google Play
App Downloads
273.15b
Game Downloads
44.13b

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

Among all apps utilizing developer tools SDKs, 10.27% have integrated Firebase App Check. This accounts for 6.80% of app downloads within the developer tools SDK category.

Total Apps
191.55k
Google Play
App Share
10.27%
Google Play
Apps
176.38k
Games
15.17k
Total Downloads
107.35b
Google Play
Download Share
6.80%
Google Play
App Downloads
65.18b
Game Downloads
42.17b

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

Among all apps utilizing developer tools SDKs, 9.75% have integrated ML Kit by Google. This accounts for 15.30% of app downloads within the developer tools SDK category.

Total Apps
181.86k
Google Play
App Share
9.75%
Google Play
Apps
181.31k
Games
542
Total Downloads
241.67b
Google Play
Download Share
15.30%
Google Play
App Downloads
239.81b
Game Downloads
1.86b

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

Among all apps utilizing developer tools SDKs, 9.25% have integrated Apache Commons Codec. This accounts for 8.90% of app downloads within the developer tools SDK category.

Total Apps
172.48k
Google Play
App Share
9.25%
Google Play
Apps
167.90k
Games
4.59k
Total Downloads
140.53b
Google Play
Download Share
8.90%
Google Play
App Downloads
119.12b
Game Downloads
21.40b

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

Among all apps utilizing developer tools SDKs, 9.17% have integrated Apache Commons IO. This accounts for 5.96% 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
170.90k
Google Play
App Share
9.17%
Google Play
Apps
167.68k
Games
3.22k
Total Downloads
94.09b
Google Play
Download Share
5.96%
Google Play
App Downloads
86.14b
Game Downloads
7.95b

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

Among all apps utilizing developer tools SDKs, 8.87% have integrated EventBus. This accounts for 16.29% 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
165.39k
Google Play
App Share
8.87%
Google Play
Apps
160.86k
Games
4.54k
Total Downloads
257.31b
Google Play
Download Share
16.29%
Google Play
App Downloads
217.10b
Game Downloads
40.21b

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

Among all apps utilizing developer tools SDKs, 8.09% have integrated react-native-device-info. This accounts for 1.22% 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
150.81k
Google Play
App Share
8.09%
Google Play
Apps
150.04k
Games
767
Total Downloads
19.32b
Google Play
Download Share
1.22%
Google Play
App Downloads
18.90b
Game Downloads
419.87m

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

Among all apps utilizing developer tools SDKs, 7.49% have integrated Apache Commons Lang. This accounts for 6.89% of app downloads within the developer tools SDK category.

Total Apps
139.66k
Google Play
App Share
7.49%
Google Play
Apps
138.29k
Games
1.37k
Total Downloads
108.79b
Google Play
Download Share
6.89%
Google Play
App Downloads
100.44b
Game Downloads
8.35b

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

Among all apps utilizing developer tools SDKs, 6.46% have integrated SLF4J. This accounts for 16.52% 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
120.38k
Google Play
App Share
6.46%
Google Play
Apps
110.51k
Games
9.87k
Total Downloads
260.96b
Google Play
Download Share
16.52%
Google Play
App Downloads
166.36b
Game Downloads
94.60b

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

Among all apps utilizing developer tools SDKs, 5.86% have integrated Animal Sniffer. This accounts for 3.54% 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
109.31k
Google Play
App Share
5.86%
Google Play
Apps
102.28k
Games
7.02k
Total Downloads
55.85b
Google Play
Download Share
3.54%
Google Play
App Downloads
40.54b
Game Downloads
15.31b

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

Among all apps utilizing developer tools SDKs, 5.61% have integrated Chromium. This accounts for 43.32% 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
104.53k
Google Play
App Share
5.61%
Google Play
Apps
49.38k
Games
55.15k
Total Downloads
684.30b
Google Play
Download Share
43.32%
Google Play
App Downloads
428.46b
Game Downloads
255.84b

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

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.