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Top 13 Text Processing SDKs Used in Android Apps on Google Play
Last update: 1 Apr 2025 CET
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Top 13 Text Processing SDKs Used in Android Apps on Google Play

We at 42matters have identified the 13 most popular Text Processing SDKs leveraged by Android apps available on the Android app market.

Text Processing SDKs help developers build apps that analyze and manipulate natural language texts. They enable text formatting, segmentation, tokenization, part-of-speech tagging, named entity recognition, sentiment analysis, summarization, and machine translation. They're commonly used for chatbots, virtual assistants, etc.

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 Text Processing 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 text processing SDKs, 50.32% have integrated AndroidPdfViewer. This accounts for 7.30% of app downloads within the text processing SDK category.

AndroidPdfViewer offers an Android view for displaying PDFs rendered with PdfiumAndroid via SDK.

Total Apps
157.65k
Google Play
App Share
50.32%
Google Play
Apps
157.46k
Games
189
Total Downloads
16.95b
Google Play
Download Share
7.30%
Google Play
App Downloads
16.92b
Game Downloads
26.21m

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

Among all apps utilizing text processing SDKs, 50.06% have integrated ML Kit by Google. This accounts for 92.93% of app downloads within the text processing SDK category.

Total Apps
156.82k
Google Play
App Share
50.06%
Google Play
Apps
156.39k
Games
434
Total Downloads
215.90b
Google Play
Download Share
92.93%
Google Play
App Downloads
214.14b
Game Downloads
1.75b

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

Among all apps utilizing text processing SDKs, 49.77% have integrated Pdfium. This accounts for 7.97% of app downloads within the text processing SDK category.

The Pdfium SDK offers Android binding with Bitmap rendering.

Total Apps
155.91k
Google Play
App Share
49.77%
Google Play
Apps
155.69k
Games
219
Total Downloads
18.51b
Google Play
Download Share
7.97%
Google Play
App Downloads
18.48b
Game Downloads
24.22m

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

Among all apps utilizing text processing SDKs, 11.97% have integrated iText. This accounts for 1.66% of app downloads within the text processing SDK category.

iText is a library SDK for creating and manipulating PDF files in Java and .NET.

Total Apps
37.51k
Google Play
App Share
11.97%
Google Play
Apps
37.48k
Games
30
Total Downloads
3.85b
Google Play
Download Share
1.66%
Google Play
App Downloads
3.85b
Game Downloads
1.09m

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

Among all apps utilizing text processing SDKs, <1% have integrated Lokalise. This accounts for <1% of app downloads within the text processing SDK category.

Total Apps
2.62k
Google Play
App Share
<1%
Google Play
Apps
2.62k
Games
1
Total Downloads
1.24b
Google Play
Download Share
<1%
Google Play
App Downloads
1.24b
Game Downloads
264

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

Among all apps utilizing text processing SDKs, <1% have integrated PlugPDF by ePapyrus. This accounts for <1% of app downloads within the text processing SDK category.

Total Apps
2.21k
Google Play
App Share
<1%
Google Play
Apps
2.21k
Games
0
Total Downloads
17.90m
Google Play
Download Share
<1%
Google Play
App Downloads
17.15m
Game Downloads
746.54k

Use the 42matters SDK Explorer to find all apps that use PlugPDF by ePapyrus.

Among all apps utilizing text processing SDKs, <1% have integrated PSPDFKit. This accounts for <1% of app downloads within the text processing SDK category.

PSPDFKit is the best framework for working with PDF files. The PSPDFKit SDK provides first-rate PDF solutions for your application with features like annotating, signing, and form filling.

Total Apps
725
Google Play
App Share
<1%
Google Play
Apps
724
Games
1
Total Downloads
1.48b
Google Play
Download Share
<1%
Google Play
App Downloads
1.48b
Game Downloads
6.85k

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

Among all apps utilizing text processing SDKs, <1% have integrated MuPDF by Artifex. This accounts for <1% of app downloads within the text processing SDK category.

MuPDF by Artifex is a lightweight PDF, XPS, and E-book viewer SDK. It consists of a software library, command line tools, and viewers for various platforms.

Total Apps
652
Google Play
App Share
<1%
Google Play
Apps
641
Games
11
Total Downloads
155.98m
Google Play
Download Share
<1%
Google Play
App Downloads
155.97m
Game Downloads
5.21k

Use the 42matters SDK Explorer to find all apps that use MuPDF by Artifex.

Among all apps utilizing text processing SDKs, <1% have integrated Android PDFView. This accounts for <1% of app downloads within the text processing SDK category.

Android PDFView is a library SDK which provides a fast PDFView component for Android, with animations, gestures, and zoom. It's based on VuDroid for decoding the PDF file.

Total Apps
468
Google Play
App Share
<1%
Google Play
Apps
467
Games
1
Total Downloads
119.39m
Google Play
Download Share
<1%
Google Play
App Downloads
118.44m
Game Downloads
948.13k

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

Among all apps utilizing text processing SDKs, <1% have integrated Nuance. This accounts for <1% of app downloads within the text processing SDK category.

Total Apps
252
Google Play
App Share
<1%
Google Play
Apps
242
Games
10
Total Downloads
1.40b
Google Play
Download Share
<1%
Google Play
App Downloads
1.06b
Game Downloads
337.34m

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

Among all apps utilizing text processing SDKs, <1% have integrated PDFrenderer. This accounts for <1% of app downloads within the text processing SDK category.

The PDFrenderer SDK is a Java library for rendering PDF documents to the screen using Java2D.

Total Apps
148
Google Play
App Share
<1%
Google Play
Apps
148
Games
0
Total Downloads
97.95m
Google Play
Download Share
<1%
Google Play
App Downloads
97.77m
Game Downloads
175.25k

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

Among all apps utilizing text processing SDKs, <1% have integrated Milibris PDF Reader. This accounts for <1% of app downloads within the text processing SDK category.

Total Apps
117
Google Play
App Share
<1%
Google Play
Apps
117
Games
0
Total Downloads
21.14m
Google Play
Download Share
<1%
Google Play
App Downloads
21.14m
Game Downloads
0

Use the 42matters SDK Explorer to find all apps that use Milibris PDF Reader.

Among all apps utilizing text processing SDKs, <1% have integrated PDFTron. This accounts for <1% of app downloads within the text processing SDK category.

PDFTron is an SDK that offers PDF tool kits for developers to manage documents, publishing workflows, and interactive applications.

Total Apps
9
Google Play
App Share
<1%
Google Play
Apps
9
Games
0
Total Downloads
11.02m
Google Play
Download Share
<1%
Google Play
App Downloads
10.82m
Game Downloads
200.25k

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

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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.