| 1 | 1 |  Amazon Kindle: Reading AppAmazon Mobile LLC | Books & Reference | 1 | = | | |
| 2 | 2 |  Audible: Audiobooks & PodcastsAudible, Inc. | Books & Reference | 2 | = | | |
| 3 | 3 |  WikipediaWikimedia Foundation | Books & Reference | 3 | 1 | | |
| 4 | 4 |  JW LibraryJehovah's Witnesses | Books & Reference | 4 | 1 | | |
| 5 | 5 |  DMMブックス 人気マンガ・コミックが楽しめる電子書籍アプリDMM.com | Books & Reference | 5 | 2 | | |
| 6 | 6 |  DeepL TranslateDeepL SE | Books & Reference | 6 | = | | |
| 7 | 7 |  Rakuten KoboKobo Books | Books & Reference | 7 | 6 | | |
| 8 | 8 |  Jsho - Japanese DictionaryRichard L | Books & Reference | 8 | 6 | | |
| 9 | 9 |  2ch・5chまとめ 広告の少ない2ちゃんねる・5ちゃんねるlifeofsnufkin | Books & Reference | 9 | 1 | | |
| 10 | 10 |  honto：マンガ、小説、ラノベ/電子書籍リーダーDai Nippon Printing Co., Ltd. | Books & Reference | 10 | 3 | | |
| 11 | 11 |  カクヨムViewer - Web小説もライトノベルも読み放題KADOKAWA（カクヨム） | Books & Reference | 11 | 2 | | |
| 12 | 12 |  雑誌が読み放題の電子書籍アプリ-楽天マガジンRakuten Group, Inc. | Books & Reference | 12 | 1 | | |
| 13 | 13 |  YouVersion Bible App + AudioLife.Church | Books & Reference | 13 | 3 | | |
| 14 | 14 |  ソニーの電子書籍Reader™ 漫画・小説、動画・音声対応！Sony Music Entertainment (Japan) Inc. | Books & Reference | 14 | 2 | | |
| 15 | 15 |  BOOK WALKER - Manga & NovelsBOOK WALKER | Books & Reference | 15 | 1 | | |
| 16 | 16 |  Mazii - Japanese DictionaryMastering Japanese | Books & Reference | 16 | 1 | | |
| 17 | 17 |  辞書・辞典－ロゴヴィスタアプリ｜英和辞書＆音声付きLogoVista | Books & Reference | 17 | = | | |
| 18 | 18 |  Google Play Books & AudiobooksGoogle LLC | Books & Reference | 18 | 1 | | |
| 19 | 19 |  dブック dポイントが貯まるマンガ・小説・電子書籍アプリNTT DOCOMO | Books & Reference | 19 | 1 | | |
| 20 | 20 |  네이버 - NAVERNAVER Corp. | Books & Reference | 20 | 2 | | |
| 21 | 21 |  ブクログ - 本棚／読書記録／読書管理／本Booklog,Inc. | Books & Reference | 21 | = | | |
| 22 | 22 |  TOEIC®公式教材-TOEIC®単語-TOEIC®一般財団法人 国際ビジネスコミュニケーション協会 | Books & Reference | 22 | 2 | | |
| 23 | 23 |  ReadEra – book reader pdf epubREADERA LLC | Books & Reference | 23 | = | | |
| 24 | 24 |  NovelVoice - Novels read aloudshinagawa.app | Books & Reference | 24 | 1 | | |
| 25 | 25 |  YMO! ～Web小説読書支援ブラウザ～MHE Software | Books & Reference | 25 | 1 | | |
| 26 | 26 |  auブックパス：マンガ・小説・雑誌が読める電子書籍アプリKDDI株式会社 | Books & Reference | 26 | 2 | | |
| 27 | 27 |  プリ小説 byGMO 夢小説が読み放題！小説を書くアプリGMO Media, Inc. | Books & Reference | 27 | 1 | | |
| 28 | 28 |  SideBooks - PDF&Comic viewerTokyo Interplay Co., Ltd. | Books & Reference | 28 | 3 | | |
| 29 | 29 |  紀伊國屋書店Kinoppy｜電子書籍/小説/コミックKinokuniya Company Ltd | Books & Reference | 29 | 1 | | |
| 30 | 30 |  Gospel LibraryThe Church of Jesus Christ of Latter-day Saints | Books & Reference | 30 | 1 | | |
| 31 | 31 |  Goodreads: Book Tracker & MoreGoodreads | Books & Reference | 31 | 3 | | |
| 32 | 32 |  Libby, the Library AppOverDrive, Inc. | Books & Reference | 32 | 12 | | |
| 33 | 33 |  PSA | Pokémon and Sports CardsProfessional Sports Authenticator | Books & Reference | 33 | 1 | | |
| 34 | 34 |  Quran Majeed – القران الكريمPakdata | Books & Reference | 34 | 1 | | |
| 35 | 35 |  Weblio英語辞書 - 英和辞典 - 和英辞典を多数掲載Weblio | Books & Reference | 35 | 2 | | |
| 36 | 36 |  Smart Japanese Dictionarysmart tool lab | Books & Reference | 36 | 2 | | |
| 37 | 37 |  my-oto-moGakken Inc. | Books & Reference | 37 | 10 | | |
| 38 | 38 |  Oxford Advanced Learner's DictOxford University Press (OUP) | Books & Reference | 38 | 1 | | |
| 39 | 39 |  Reads - 読書のSNS＆記録アプリフヅクエ株式会社 | Books & Reference | 39 | 3 | | |
| 40 | 40 |  Wattpad - Read & Write StoriesWattpad.com | Books & Reference | 40 | = | | |
| 41 | 41 |  Bookmory - reading trackerTony soft | Books & Reference | 41 | 4 | | |
| 42 | 42 |  Wikipedia BetaWikimedia Foundation | Books & Reference | 42 | = | | |
| 43 | 43 |  Public Reading of ScriptureGrace and Mercy Foundation | Books & Reference | 43 | = | | |
| 44 | 44 |  Easy-to-Read Version BibleJaqerSoft | Books & Reference | 44 | 1 | | |
| 45 | 45 |  Doly - ヨドバシ電子書籍リーダーYODOBASHI CAMERA CO.,LTD. | Books & Reference | 45 | 5 | | |
| 46 | 46 |  Merlin Bird ID by Cornell LabCornell Lab of Ornithology | Books & Reference | 46 | 5 | | |
| 47 | 47 |  Pleco Chinese DictionaryPleco | Books & Reference | 47 | = | | |
| 48 | 48 |  微信读书Tencent Technology (Shenzhen) Company Ltd. | Books & Reference | 48 | 3 | | |
| 49 | 49 |  Moon+ ReaderMoon+ | Books & Reference | 49 | 3 | | |
| 50 | 50 |  Oxford Dictionary & ThesaurusMobiSystems | Books & Reference | 50 | 2 | | |
