更新履歴と訂正

個々のツールの価格とプランの変更は、価格とプランの変更にあります。両方を追うにはRSSを使ってください。

2026-11-10 ツールのページで、そのツールが何をするか、誰に向いているか、費用はいくらか、なぜ信頼できるかがわかるようになりました。出力（表紙、本文、電子書籍、印刷用ファイル）ごとのKDP適合表と、価格、機能、リンクそれぞれの確認日を載せています。任意の2つまたは3つのツールを並べて比較する機能、RSSフィード、HTMLのサイトマップを追加しました。143のツールについて、KDPへの適合性、対象者、価格条件を各提供元のページで確認しました：99designs, absolute-write, acx, adobe-express, adobe-firefly, adobe-indesign, affinity, alli, amazon-ads, amazon-best-sellers, amazon-kdp, apple-books-for-authors, atticus, author-central, authors-republic, authorscout, barnes-noble-press, blurb, book-bolt, book-brush, book-design-templates, book2color, bookbeam, bookbub, bookbub-insights, bookfunnel, booklife, bookreport, booksirens, booksprout, bookvault, bowker-myidentifiers, calibre, canva, chatgpt, claude, colorcraft, copyright-office, creative-fabrica, creativindie, dabble, damonza, data-dive, diy-book-covers, diy-book-formats, draft2digital, ds-amazon-quick-view, editorial-freelancers-association, elevenlabs, ereader-news-today, euipo-tmview, getcovers, gimp, goodreads, google-docs, google-gemini, google-play-books-partner, google-trends, grammarly, gumroad, helium-10, hemingway-editor, hidden-gems-books, ideogram, indie-author-magazine, ingramspark, inkscape, isbn-international, jane-friedman, jungle-scout, jutoh, kdp-coloring-book-studio, kdp-cover-calculator, kdp-help-center, kdp-select, kdp-tools-io, kdpeasy, kdptop, kdspy, keepa, kindle-create, kindle-previewer, kindlepreneur, kit, kobo-writing-life, krita, laura-jane-illustrations, loc-pcn, low-content-profits, lulu, mailchimp, mailerlite, manuscript-report, merchantwords, miblart, netgalley, nicholas-erik, nielsen-isbn-uk, novelcrafter, pandoc, payhip, photopea, pinterest-business, placeit, plottr, plr-planners, procreate, prowritingaid, publishdrive, publisher-rocket, puzzle-maker-pro, readers-favorite, recraft, reddit-r-kdp, reddit-r-printondemand, reddit-r-selfpublish, reedsy-blog, reedsy-marketplace, reedsy-studio, robin-reads, scrivener, self-publishing-formula, self-publishing-school, self-publishing-titans, sellersprite, shopify, sigil, spotify-for-authors, storyorigin, streetlib, sudowrite, tangent-templates, the-book-designer, the-creative-penn, the-fussy-librarian, the-home-boss, the-self-publishing-show, uspto-trademark-search, vellum, voracious-readers-only, wipo-global-brand-database, writer-beware, written-word-media。
2026-11-09 最初の掲載情報を公開しました。それぞれに出典と確認日を付けています。