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Top 20 User Authentication SDKs Used in Android Apps on Google Play
Last update: 20 Nov 2024 CET
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Top 20 User Authentication SDKs Used in Android Apps on Google Play

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

User Authentication SDKs enable developers to add user authentication capabilities, such as login, registration, and access control, to their mobile apps. They commonly offer user management, identity verification, password reset, and other related capabilities.

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 User Authentication 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 user authentication SDKs, 76.17% have integrated Firebase Authentication. This accounts for 56.43% of app downloads within the user authentication SDK category.

Total Apps
359.08k
Google Play
App Share
76.17%
Google Play
Apps
339.13k
Games
19.95k
Total Downloads
217.42b
Google Play
Download Share
56.43%
Google Play
App Downloads
154.02b
Game Downloads
63.40b

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

Among all apps utilizing user authentication SDKs, 33.30% have integrated Google reCAPTCHA. This accounts for 24.24% of app downloads within the user authentication SDK category.

Total Apps
156.98k
Google Play
App Share
33.30%
Google Play
Apps
146.97k
Games
10.01k
Total Downloads
93.39b
Google Play
Download Share
24.24%
Google Play
App Downloads
61.06b
Game Downloads
32.33b

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

Among all apps utilizing user authentication SDKs, 9.09% have integrated Truecaller. This accounts for 3.60% of app downloads within the user authentication SDK category.

Total Apps
42.84k
Google Play
App Share
9.09%
Google Play
Apps
42.80k
Games
44
Total Downloads
13.85b
Google Play
Download Share
3.60%
Google Play
App Downloads
13.53b
Game Downloads
325.16m

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

Among all apps utilizing user authentication SDKs, 8.69% have integrated OTPless. This accounts for <1% of app downloads within the user authentication SDK category.

Total Apps
40.95k
Google Play
App Share
8.69%
Google Play
Apps
40.93k
Games
26
Total Downloads
819.26m
Google Play
Download Share
<1%
Google Play
App Downloads
791.24m
Game Downloads
28.02m

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

Among all apps utilizing user authentication SDKs, 7.46% have integrated Amazon AWS Cognito Federated Identities. This accounts for 8.51% of app downloads within the user authentication SDK category.

Total Apps
35.15k
Google Play
App Share
7.46%
Google Play
Apps
34.62k
Games
528
Total Downloads
32.79b
Google Play
Download Share
8.51%
Google Play
App Downloads
24.17b
Game Downloads
8.61b

Use the 42matters SDK Explorer to find all apps that use Amazon AWS Cognito Federated Identities.

Among all apps utilizing user authentication SDKs, 6.37% have integrated AppAuth by OpenID. This accounts for 16.62% of app downloads within the user authentication SDK category.

AppAuth for Android is a client SDK for communicating with OAuth 2.0 and OpenID Connect providers. It strives to directly map the requests and responses of those specifications, while following the idiomatic style of the implementation language.

Total Apps
30.05k
Google Play
App Share
6.37%
Google Play
Apps
29.66k
Games
384
Total Downloads
64.04b
Google Play
Download Share
16.62%
Google Play
App Downloads
62.95b
Game Downloads
1.09b

Use the 42matters SDK Explorer to find all apps that use AppAuth by OpenID.

Among all apps utilizing user authentication SDKs, 3.38% have integrated Auth0. This accounts for 5.55% of app downloads within the user authentication SDK category.

Auth0 is an easy to implement, adaptable authentication and authorization platform. They make your login box awesome.

Total Apps
15.92k
Google Play
App Share
3.38%
Google Play
Apps
15.67k
Games
250
Total Downloads
21.38b
Google Play
Download Share
5.55%
Google Play
App Downloads
16.79b
Game Downloads
4.59b

Use the 42matters SDK Explorer to find all apps that use Auth0.

Among all apps utilizing user authentication SDKs, 1.24% have integrated Microsoft Authentication Library. This accounts for 7.34% of app downloads within the user authentication SDK category.

Total Apps
5.87k
Google Play
App Share
1.24%
Google Play
Apps
5.85k
Games
11
Total Downloads
28.30b
Google Play
Download Share
7.34%
Google Play
App Downloads
28.29b
Game Downloads
4.27m

Use the 42matters SDK Explorer to find all apps that use Microsoft Authentication Library.

Among all apps utilizing user authentication SDKs, <1% have integrated Mitek MiSnap. This accounts for <1% of app downloads within the user authentication SDK category.

Mitek MiSnap is a patented mobile capture SDK that enables an intuitive user experience and instant capture of quality images.

Total Apps
4.69k
Google Play
App Share
<1%
Google Play
Apps
4.69k
Games
0
Total Downloads
1.55b
Google Play
Download Share
<1%
Google Play
App Downloads
1.55b
Game Downloads
257.99k

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

Among all apps utilizing user authentication SDKs, <1% have integrated Signpost. This accounts for 3.72% of app downloads within the user authentication SDK category.

Signpost is the easy and intuitive solution for signing HTTP messages on the Java platform in conformance with the OAuth Core 1.0a standard. The Signpost SDK follows a modular and flexible design, allowing you to combine it with different HTTP messaging layers.

Total Apps
2.49k
Google Play
App Share
<1%
Google Play
Apps
2.34k
Games
154
Total Downloads
14.32b
Google Play
Download Share
3.72%
Google Play
App Downloads
13.53b
Game Downloads
793.98m

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

Among all apps utilizing user authentication SDKs, <1% have integrated FraudForce by iovation. This accounts for <1% of app downloads within the user authentication SDK category.

Total Apps
2.01k
Google Play
App Share
<1%
Google Play
Apps
2.01k
Games
2
Total Downloads
2.62b
Google Play
Download Share
<1%
Google Play
App Downloads
2.61b
Game Downloads
1.30m

Use the 42matters SDK Explorer to find all apps that use FraudForce by iovation.

Among all apps utilizing user authentication SDKs, <1% have integrated Facetec. This accounts for 1.27% of app downloads within the user authentication SDK category.

Total Apps
1.06k
Google Play
App Share
<1%
Google Play
Apps
1.03k
Games
37
Total Downloads
4.91b
Google Play
Download Share
1.27%
Google Play
App Downloads
4.81b
Game Downloads
103.12m

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

Among all apps utilizing user authentication SDKs, <1% have integrated Sinch. This accounts for <1% of app downloads within the user authentication SDK category.

Sinch is an SDK that enables developers to connect with customers and make engagement personal with simple, programmable SMS, voice, video, and verification tools.

Total Apps
899
Google Play
App Share
<1%
Google Play
Apps
898
Games
1
Total Downloads
758.34m
Google Play
Download Share
<1%
Google Play
App Downloads
757.57m
Game Downloads
769.11k

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

Among all apps utilizing user authentication SDKs, <1% have integrated iProov. This accounts for <1% of app downloads within the user authentication SDK category.

Total Apps
845
Google Play
App Share
<1%
Google Play
Apps
845
Games
0
Total Downloads
908.69m
Google Play
Download Share
<1%
Google Play
App Downloads
908.46m
Game Downloads
230.69k

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

Among all apps utilizing user authentication SDKs, <1% have integrated SumSub. This accounts for <1% of app downloads within the user authentication SDK category.

Total Apps
820
Google Play
App Share
<1%
Google Play
Apps
808
Games
12
Total Downloads
1.39b
Google Play
Download Share
<1%
Google Play
App Downloads
1.35b
Game Downloads
32.59m

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

Among all apps utilizing user authentication SDKs, <1% have integrated Regula Document Reader. This accounts for <1% of app downloads within the user authentication SDK category.

Regula is an OCR SDK for document data capture and text recognition. It enables id card scanning and passports and driving licenses on the go.

Total Apps
748
Google Play
App Share
<1%
Google Play
Apps
748
Games
0
Total Downloads
399.74m
Google Play
Download Share
<1%
Google Play
App Downloads
399.73m
Game Downloads
13.52k

Use the 42matters SDK Explorer to find all apps that use Regula Document Reader.

Among all apps utilizing user authentication SDKs, <1% have integrated Onfido Capture. This accounts for <1% of app downloads within the user authentication SDK category.

The Onfido Capture SDK is an AI-based technology that assesses whether a user’s government-issued ID is genuine or fraudulent. It then compares it against their facial biometrics.

Total Apps
665
Google Play
App Share
<1%
Google Play
Apps
655
Games
10
Total Downloads
1.28b
Google Play
Download Share
<1%
Google Play
App Downloads
1.28b
Game Downloads
1.88m

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

Among all apps utilizing user authentication SDKs, <1% have integrated Okta. This accounts for <1% of app downloads within the user authentication SDK category.

Total Apps
630
Google Play
App Share
<1%
Google Play
Apps
630
Games
0
Total Downloads
160.55m
Google Play
Download Share
<1%
Google Play
App Downloads
160.38m
Game Downloads
169.51k

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

Among all apps utilizing user authentication SDKs, <1% have integrated Kount by Equifax. This accounts for <1% of app downloads within the user authentication SDK category.

Total Apps
606
Google Play
App Share
<1%
Google Play
Apps
603
Games
3
Total Downloads
1.68b
Google Play
Download Share
<1%
Google Play
App Downloads
1.68b
Game Downloads
214.24k

Use the 42matters SDK Explorer to find all apps that use Kount by Equifax.

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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.