> For the complete documentation index, see [llms.txt](https://playio-ads.gitbook.io/playio-ads.en/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://playio-ads.gitbook.io/playio-ads.en/playio_contents/case_studies_en.md).

# Case Study (EN)

<table data-view="cards"><thead><tr><th></th><th data-hidden data-card-cover data-type="image">Cover image</th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><h4>Candy Match – Driving Long-Term ROAS in Puzzle Games Through Quest Design</h4></td><td><a href="/files/7xnqywNlySWsC4NYrrwA">/files/7xnqywNlySWsC4NYrrwA</a></td><td><a href="/pages/jeR2GQOanUaadXbewx6J#about-the-client">/pages/jeR2GQOanUaadXbewx6J#about-the-client</a></td></tr><tr><td><h4>Hello Kitty My Dream Store Achieves Up to 3x Higher ROAS vs. Market Average</h4></td><td><a href="/files/hGBS9t65tPWgTT6hlFCH">/files/hGBS9t65tPWgTT6hlFCH</a></td><td><a href="/pages/rTH78KcZ6KlouFw7egtg#about-the-client">/pages/rTH78KcZ6KlouFw7egtg#about-the-client</a></td></tr><tr><td><h4>Achieves up to 358% ROAS with Playio’s Dungeon Optimization Strategy!</h4></td><td><a href="/files/G6YKuYoeKDR8cJ7ZF4ht">/files/G6YKuYoeKDR8cJ7ZF4ht</a></td><td><a href="/pages/MlNcJ7OptT5DxUvGLWPh#about-the-client">/pages/MlNcJ7OptT5DxUvGLWPh#about-the-client</a></td></tr><tr><td><h4>&#x3C;Rent Please!-Landlord Sim> : Achieved up to ROAS  253% with Female Targeting &#x26; Quest-Based Strategy</h4></td><td><a href="/files/sbzlLRE16EXTzUkEgAqn">/files/sbzlLRE16EXTzUkEgAqn</a></td><td><a href="/pages/M5oNYmAKLUD1WQ34GHVV#about-the-client">/pages/M5oNYmAKLUD1WQ34GHVV#about-the-client</a></td></tr><tr><td><h4>Achieved 108% ROAS in Just 2 Weeks!</h4></td><td><a href="/files/QPAr1FVRrd6OeQcQyGnx">/files/QPAr1FVRrd6OeQcQyGnx</a></td><td><a href="/pages/ROji5WtZubaTWkmVSysL#about-the-client">/pages/ROji5WtZubaTWkmVSysL#about-the-client</a></td></tr><tr><td><h4>Achieving 119% D14 ROAS with Quest-Based Optimization Strategy for DDDigger</h4></td><td><a href="/files/jHvsUO98CwDO93mJ9T0U">/files/jHvsUO98CwDO93mJ9T0U</a></td><td><a href="/pages/M3srT4gNa1jzlgLmWTPI#about-the-client">/pages/M3srT4gNa1jzlgLmWTPI#about-the-client</a></td></tr><tr><td><h4>Achieving 101% ROAS with High-Level Progression Strategy in &#x3C;I9: Inferno Nine></h4></td><td><a href="/files/DQm1qpYCMAnGzQIuZ3rW">/files/DQm1qpYCMAnGzQIuZ3rW</a></td><td><a href="/pages/R6E5XOJk7Zw0SKG6tk6M#about-the-client">/pages/R6E5XOJk7Zw0SKG6tk6M#about-the-client</a></td></tr><tr><td><h4>Island Times: Easy Life Achieves ROAS D14 200% in Playio Taiwan</h4></td><td><a href="/files/2ERJrC2hx76hGWWFbwCO">/files/2ERJrC2hx76hGWWFbwCO</a></td><td><a href="/pages/t6jCsSv5PaUbK6jcDYDk#client-introduction">/pages/t6jCsSv5PaUbK6jcDYDk#client-introduction</a></td></tr><tr><td><h4>AppQuantum’s Gold &#x26; Goblins Tops the Charts in Playio Taiwan</h4></td><td><a href="/files/N2yIjmgZdivPXfBdhX85">/files/N2yIjmgZdivPXfBdhX85</a></td><td><a href="/pages/3BJddlpGupf6QUx925Ry#about-the-client">/pages/3BJddlpGupf6QUx925Ry#about-the-client</a></td></tr><tr><td><h4>[Playio JP Case Study] TREEPLLA Achieves 234% ROAS through Playio Japan Campaign</h4></td><td><a href="/files/zpYkHgdpewDXdr7iimFh">/files/zpYkHgdpewDXdr7iimFh</a></td><td><a href="/pages/OW0e27bzmkLGaYGyToKH#treeplla-introduction">/pages/OW0e27bzmkLGaYGyToKH#treeplla-introduction</a></td></tr><tr><td><h4>SuperPlanet: Strengthening Targeting and User Retention through Playio CBT</h4></td><td><a href="/files/jT6Os8RAj8y0O8Q74BC8">/files/jT6Os8RAj8y0O8Q74BC8</a></td><td><a href="/pages/Qq5uBKBfkRP7hnfdRDbc#client-introduction">/pages/Qq5uBKBfkRP7hnfdRDbc#client-introduction</a></td></tr><tr><td><h4>Brain Test: Tricky Puzzles – How Playio Helped Achieve 144.62% Cumulative ROAS with Hidden Quests, Puzzle Events, and Community Engagement</h4></td><td><a href="/files/xsYLGuXUVl6MJnZIIrYM">/files/xsYLGuXUVl6MJnZIIrYM</a></td><td><a href="/pages/8KCUmTVkBQXqU8xE2RJy#client-overview">/pages/8KCUmTVkBQXqU8xE2RJy#client-overview</a></td></tr><tr><td><h4>Case Study: Hello Games Achieves 195% D30 ROAS for "Hamtopia: Merge Dream Shopping Mall" Through Targeted Marketing</h4></td><td><a href="/files/Ao8x4f04gVg4fsy2mmlt">/files/Ao8x4f04gVg4fsy2mmlt</a></td><td><a href="/pages/JKlQIpTga6F67VU4pmpe#client-overview">/pages/JKlQIpTga6F67VU4pmpe#client-overview</a></td></tr><tr><td><h4>How Office Cat Achieved 209% D30 ROAS with Hidden Quests and Engagement Strategies</h4></td><td><a href="/files/KmTTAwlHZ6nR8EcmZOjR">/files/KmTTAwlHZ6nR8EcmZOjR</a></td><td><a href="/pages/XFBGpaz7U8JcrVd7pktZ#client-overview">/pages/XFBGpaz7U8JcrVd7pktZ#client-overview</a></td></tr><tr><td><h4>Merge Camp, Securing High LTV users through Playio’s AI recommendation system</h4></td><td><a href="/files/EJiTWigfLiVNg3qqVkSS">/files/EJiTWigfLiVNg3qqVkSS</a></td><td><a href="/pages/bFhN4GtN95XUZ6L9SqRl#client-overview">/pages/bFhN4GtN95XUZ6L9SqRl#client-overview</a></td></tr><tr><td><h4>“봉술사 키우기”, Maximizing Long-Term Retention with Time Quests</h4></td><td><a href="/files/MIgh3z8FOid3RA2S36HF">/files/MIgh3z8FOid3RA2S36HF</a></td><td><a href="/pages/JaOQQQixnbQK3GYRcSaA#introducing">/pages/JaOQQQixnbQK3GYRcSaA#introducing</a></td></tr></tbody></table>