カクヨムViewer vs Yom! Aozora Bunko
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
カクヨムViewer
This app provides access to a vast library of web novels and light novels, including original works and fanfiction. Users can customize their reading experience, follow favorite authors, and receive notifications for new content. It also offers offline reading capabilities and a subscription service for exclusive early access to new titles.
- Browse novels by genre
- Follow favorite novels and authors
- Offline reading support
- Customizable reader (background, font)
- Notifications for new content
- Support for original and fanfiction works
- Subscription for exclusive titles
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登録会員数120万人以上!KADOKAWAが運営するWeb小説サイト「カクヨム」の公式ビューワーアプリです。 カクヨムではKADOKAWAから出版する作品をはじめ、様々な小説が基本無料で読めます。まずはダウンロードして、あなたのお気に入り小説を見つけてください! ● アプリの特徴 カクヨムアプリは読みやすさを考えて作りました。 - ジャンルごとにスワイプ動作でサクサク小説を探せます - フォロー機能でお気に入りの小説をいつでも読めます - フォローした作品の新着情報を通知で受け取れます - ビューワーの背景色やフォントを変更できるのでお気に入りのスタイルで小説を楽しめます - 一度開けばオフラインでも読めます - ルビにも対応 - 縦スクロールでさくさく読め、次のエピソードへ進むときにページをめくる動作でスムーズに移動できます - 履歴機能でこれまで閲覧した小説に簡単に戻ることができます - お気に入りの小説はおすすめレビューをアプリから投稿できます - 気に入った作品を「応援」する機能があり、「コメント」もつけられます ● こんな人におすすめ - 小説がすき - 物語を読むのがすき - 通学で電車に長時間乗る - 通信制限で動画アプリがつかえない ● こんな小説が読めます! オリジナル作品ジャンル 異世界ファンタジー、現代ファンタジー、SF、ホラー、現代ドラマ、 恋愛、ラブコメ、ミステリー、歴史・時代・伝奇、エッセイ・ノンフィクション、 創作論・評論、詩・童話・その他 ●KADOKAWAの新作タイトルをどこよりも先に読めます! ラノベ最前線のプロ編集者たちが、「いまイチオシ!」と太鼓判を押す小説ばかりを集めた月額制の読書サブスクリプションサービス「カクヨムネクスト」。 掲載されているのは、ここでしか読めない独占配信作品のみ。 書店に並ぶ前に、いちはやく人気作家の最新作を先取りできます。 ● 人気ラノベ・ゲームの二次創作作品も読めます! 二次創作許諾作品: オーバーロード この素晴らしい世界に祝福を! 冴えない彼女の育てかた 涼宮ハルヒの憂鬱 ゼロの使い魔 フルメタル・パニック! 幼女戦記 ほか多数! タイトルは随時追加予定です ● カクヨム公式X https://x.com/kaku_yomu ● カクヨム https://kakuyomu.jp
Yom! Aozora Bunko
Access and read over 17,000 literary classics from Aozora Bunko for free. Customize your reading experience with adjustable display settings, bookmarks, and search functions. An optional premium plan offers an ad-free experience.
- Read 17,000+ literary classics
- Customizable display (font, spacing, margins)
- Vertical and horizontal text options
- Bookmarks and favorites
- Work, author, and category search
- Page count indicator
- Ad-free premium option
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'Yom! Aozora Bunko' is an app that lets you easily read literary classics anytime, anywhere. You can read works from Aozora Bunko for free and enjoy more than 17,000 works by over 900 authors, including Soseki Natsume, Ryunosuke Akutagawa, and Osamu Dazai. This app includes a variety of features designed to make reading more comfortable. - Customize the display to your liking with vertical or horizontal text, adjustable font size, line spacing, and margins - Use bookmarks and favorites to quickly reopen works you are reading or works you love - Find what you want quickly through work search, author search, and category browsing - See page counts so you can tell at a glance how far you have read Users also highly appreciate how easy the app is to use. "Probably the most user-friendly Aozora Bunko viewer I have ever used." "Being able to switch to horizontal reading is really convenient!" "Thank you for providing such a wonderful app." With the Premium plan, you can enjoy reading without ads. ■ Premium Plan (1 month) - No ads - Access to premium features for 1 month ■ About auto-renewable subscriptions Your subscription will renew automatically unless auto-renewal is turned off at least 24 hours before the end of the current period. ■ How to cancel Open Settings > iTunes Store & App Store > Apple ID > View Apple ID > Subscriptions > Yom! Aozora Bunko, then cancel the subscription. ■ Restore purchases If you already have an active subscription, you can restore it from "Restore Purchases." ■ About cancellations Subscriptions cannot be canceled by any method other than the one above. We also cannot accept cancellations for the current month. ■ Terms of Use and Privacy Policy https://blog.seiichirou.jp/apps/aozora/privacypolicy/ ■ EULA https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Latest app news is available from the official accounts below. - Official Twitter: https://twitter.com/yomaozora - Official Blog: https://blog.seiichirou.jp/apps/aozora/ Download 'Yom! Aozora Bunko' and bring literary classics closer to your everyday life.
Screenshots
Verdict
The clearest difference is review sentiment: Yom! Aozora Bunko at 68% against カクヨムViewer's 16%. Yom! Aozora Bunko also leads on rating (5.0 vs 4.8) and iOS requirement (15.0 vs 18.6). カクヨムViewer's advantage is in-app purchases (none vs 1) and ratings volume (50 vs 1). On price, update cadence, ads and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Yom! Aozora Bunko sells 1 in-app purchase, starting at $0.99 per month. カクヨムViewer asks for nothing beyond the download.
Yom! Aozora Bunko holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: カクヨムViewer has 50 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 16% of カクヨムViewer's written reviews are positive against 68% of Yom! Aozora Bunko's.
カクヨムViewer ships an update fortnightly, Yom! Aozora Bunko every 10 days. Both last shipped on November 11, 2026.
| Parameter | カクヨムViewer | Yom! Aozora Bunko |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (50 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 16.0% of reviews | 68.0% of reviews — better |
| Number of ratings | 50 — better | 1 |
| Update frequency | Fortnightly | Every 10 days — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 53 MB | 96 MB |
| Age rating | 12+ | 4+ |
| Developer | KADOKAWA CORPORATION | Seiichirou Tanaka |
Customer experience
カクヨムViewer
Yom! Aozora Bunko
In-app purchases
カクヨムViewer
No in-app purchases
Yom! Aozora Bunko
- Premium Plan14 Days trial$0.991 Month








