![](https://developer.android.com/static/blog/assets/case_studies_droid_5b46649590_c28b947247_ZyXn8A.webp) # Case Studies Real-world results from real-world users. Explore how different teams use our tools to achieve their goals. - [![View Mayuri Khinvasara Khabya's profile](https://developer.android.com/static/blog/assets/Mayuri_Khinvasara_Khabya_92848b1e1b_L1YXj.webp)](https://developer.android.com/blog/authors/mayuri-khabya.md.txt)[![View Tracy Agyemang's profile](https://developer.android.com/static/blog/assets/Tracy_Agyemang_Headshot_9a0c523435_Z2epjbl.webp)](https://developer.android.com/blog/authors/tracy-agyemang.md.txt) 05 Mar 2026 05 Mar 2026 ![](https://developer.android.com/static/blog/assets/meta_Header_2ac893569c_OwkKL.webp) ## [Instagram and Facebook deliver instant playback and boost user engagement with Media3 PreloadManager](https://developer.android.com/blog/posts/instagram-and-facebook-deliver-instant-playback-and-boost-user-engagement-with-media3-preload-manager.md.txt) [arrow_forward](https://developer.android.com/blog/posts/instagram-and-facebook-deliver-instant-playback-and-boost-user-engagement-with-media3-preload-manager.md.txt) In the dynamic world of social media, user attention is won or lost quickly. Meta apps (Facebook and Instagram) are among the world's largest social platforms and serve billions of users globally. [Mayuri Khinvasara Khabya](https://developer.android.com/blog/authors/mayuri-khabya.md.txt), [Tracy Agyemang](https://developer.android.com/blog/authors/tracy-agyemang.md.txt) • 4 min read - [![View Breana Tate's profile](https://developer.android.com/static/blog/assets/Breana_Tate_24c1d03bf2_1PpSPG.webp)](https://developer.android.com/blog/authors/breana-tate.md.txt)[![View Tracy Agyemang's profile](https://developer.android.com/static/blog/assets/Tracy_Agyemang_Headshot_9a0c523435_Z2epjbl.webp)](https://developer.android.com/blog/authors/tracy-agyemang.md.txt) 04 Mar 2026 04 Mar 2026 ![](https://developer.android.com/static/blog/assets/whoop2_fcb73fdc54_hpsm4.webp) ## [How WHOOP decreased excessive partial wake lock sessions by over 90%](https://developer.android.com/blog/posts/how-whoop-decreased-excessive-partial-wake-lock-sessions.md.txt) [arrow_forward](https://developer.android.com/blog/posts/how-whoop-decreased-excessive-partial-wake-lock-sessions.md.txt) Building an Android app for a wearable means the real work starts when the screen turns off. [Breana Tate](https://developer.android.com/blog/authors/breana-tate.md.txt), [Tracy Agyemang](https://developer.android.com/blog/authors/tracy-agyemang.md.txt) • 4 min read - [![View Charles Munger's profile](https://developer.android.com/static/blog/assets/default-avatar.DvQ_6oi6_Z1SMg9h.svg)](https://developer.android.com/blog/authors/prateek-batra.md.txt) 26 Jan 2026 26 Jan 2026 ![](https://developer.android.com/static/blog/assets/beyond_Smartphone_e17b5979d9_TVvtm.webp) ## [Beyond the smartphone: How JioHotstar optimized its UX for foldables and tablets](https://developer.android.com/blog/posts/beyond-the-smartphone-how-jio-hotstar-optimized-its-ux-for-foldables-and-tablets.md.txt) [arrow_forward](https://developer.android.com/blog/posts/beyond-the-smartphone-how-jio-hotstar-optimized-its-ux-for-foldables-and-tablets.md.txt) JioHotstar is a leading streaming platform in India, serving a user base exceeding 400 million. [Prateek Batra](https://developer.android.com/blog/authors/prateek-batra.md.txt) • 3 min read - [![View Amrit Sanjeev's profile](https://developer.android.com/static/blog/assets/Amrit_Sanjeev_5215e0d7cc_1hSg6a.webp)](https://developer.android.com/blog/authors/amrit-sanjeev.md.txt)[![View Charles Munger's profile](https://developer.android.com/static/blog/assets/default-avatar.DvQ_6oi6_Z1SMg9h.svg)](https://developer.android.com/blog/authors/trevor-johns.md.txt) 08 Jan 2026 08 Jan 2026 ![](https://developer.android.com/static/blog/assets/Ultrahumanx_Gi_AS_Banner_1612731319_1Eiopn.webp) ## [Ultrahuman launches features 15% faster with Gemini in Android Studio](https://developer.android.com/blog/posts/ultrahuman-launches-features-faster-with-gemini-in-android-studio.md.txt) [arrow_forward](https://developer.android.com/blog/posts/ultrahuman-launches-features-faster-with-gemini-in-android-studio.md.txt) Ultrahuman is a consumer health-tech startup that provides daily well-being insights to users based on biometric data from the company's wearables, like the RING Air and the M1 Live Continuous Glucose Monitor (CGM). [Amrit Sanjeev](https://developer.android.com/blog/authors/amrit-sanjeev.md.txt), [Trevor Johns](https://developer.android.com/blog/authors/trevor-johns.md.txt) • 2 min read - [![View Niharika Arora's profile](https://developer.android.com/static/blog/assets/niharika_2910f6d612_Z1FQFmj.webp)](https://developer.android.com/blog/authors/niharika-arora.md.txt)[![View Tracy Agyemang's profile](https://developer.android.com/static/blog/assets/Tracy_Agyemang_Headshot_9a0c523435_Z2epjbl.webp)](https://developer.android.com/blog/authors/tracy-agyemang.md.txt) 18 Nov 2025 18 Nov 2025 ![](https://developer.android.com/static/blog/assets/uber_Credentials_12e7f1f5c4_Z2c5PaI.webp) ## [How Uber is reducing manual logins by 4 million per year with the Restore Credentials API](https://developer.android.com/blog/posts/how-uber-is-reducing-manual-logins-by-4-million-per-year-with-the-restore-credentials-api.md.txt) [arrow_forward](https://developer.android.com/blog/posts/how-uber-is-reducing-manual-logins-by-4-million-per-year-with-the-restore-credentials-api.md.txt) Uber leveraged the Android Restore Credentials API to streamline new device sign-in, projecting a reduction of 4 million manual logins per year and increasing user retention. [Niharika Arora](https://developer.android.com/blog/authors/niharika-arora.md.txt), [Tracy Agyemang](https://developer.android.com/blog/authors/tracy-agyemang.md.txt) • 5 min read - [![View Ben Weiss's profile](https://developer.android.com/static/blog/assets/1_1_U4_K_Lr4r_A_Kx_Pq0_Crp_L3vr_Q_a4d1920594_2fRTbq.webp)](https://developer.android.com/blog/authors/ben-weiss.md.txt) 17 Nov 2025 17 Nov 2025 ![](https://developer.android.com/static/blog/assets/REDDIT_casestudy01_1_f3fc4706f3_1O096s.webp) ## [How Reddit used the R8 optimizer for high impact performance improvements](https://developer.android.com/blog/posts/how-reddit-used-the-r8-optimizer-for-high-impact-performance-improvements.md.txt) [arrow_forward](https://developer.android.com/blog/posts/how-reddit-used-the-r8-optimizer-for-high-impact-performance-improvements.md.txt) During their work with the Android Developer Relations team, the engineering team at Reddit used the App Performance Score to evaluate their app. [Ben Weiss](https://developer.android.com/blog/authors/ben-weiss.md.txt) • 4 min read [arrow_back](https://developer.android.com/blog/categories/case-studies/2.md.txt) #### Page 3 ###### of 4 [arrow_forward](https://developer.android.com/blog/categories/case-studies/4.md.txt) Stay in the loop Get the latest Android development insights delivered to your inbox weekly. 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