カテゴリ別メモ帳 vs NULL Memo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
カテゴリ別メモ帳
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CateMemo(カテメモ)は、メモをフォルダ(カテゴリ)ごとに整理できる、シンプルで美しいメモアプリです。 「仕事」「買い物」「アイデア」など、あなたのライフスタイルに合わせて自由にカテゴリを作成。 散らかりがちなメモをスッキリと整理し、必要な情報をすぐに見つけることができます。 【主な機能】 カテゴリ管理: フォルダを作ってメモを分類。色分けも可能で直感的に管理できます。 選べるテーマ: 洗練された「ホワイト」「ブラック」のテーマに加え、豊富なフォントで自分好みにカスタマイズ。 安心のセキュリティ: パスコードロック機能搭載。プライベートなメモも安全に守ります。 自動バックアップ: iCloud同期に対応。機種変更時も大切なデータを失いません。 画像添付: メモには写真も添付可能。視覚的に情報を残せます。 【こんな方におすすめ】 用途ごとにメモを分けて管理したい方 シンプルでデザインの良いアプリを使いたい方 プライバシーを守ってメモを取りたい方 利用規約 https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ プライバシーポリシー https://wry-guilty-a95.notion.site/2bee0d52254880e4810ce2e9784d4fe3?pvs=143
NULL Memo
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NULL Memo is a quick capture tool for notes, lists, and memos—simple, ad-free, and free from endless customization. It focuses on what matters most: writing something down before you forget it. ■ BUILT LIKE A REAL TOOL It avoids feature bloat and smart automation, focusing on fast capture and simple organization. Straightforward, consistent, and reliable. ■ STAYS NEAT IN ANY SCENARIO Use it for anything—notes, ideas, to-do lists, shopping lists, reminders. Whatever you put in, the layout stays structured and readable, so pages never feel messy. ■ ORGANIZE WITH PAGES Create pages to separate your contexts (work, personal, shopping, ideas, etc.). It's a lightweight organization that keeps things tidy without turning into a whole system you have to manage. ■ OFFLINE Your memos are stored locally on your device for instant access and control. No ads. No accounts. Just your notes, where they belong. ■ CALM, RESTRAINED VISUALS The design is intentionally quiet and minimal. It’s made to remove unnecessary distractions and stimulation, and focuses on achieving only a single purpose. Never lose a thought again.
Screenshots
Verdict
The clearest difference is ads: NULL Memo at none against カテゴリ別メモ帳's shown. カテゴリ別メモ帳's advantage is iOS requirement (13.0 vs 16.6). On price, in-app purchases and device support 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. カテゴリ別メモ帳 sells 2 in-app purchases, starting at $0.49 per month and NULL Memo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | カテゴリ別メモ帳 | NULL Memo |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Daily |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 42 MB | 60 MB |
| Age rating | 4+ | 4+ |
| Developer | yuuichi sasaki | Aaron Chan |
In-app purchases
カテゴリ別メモ帳
- プレミアムプラン(月額)$0.491 Month
- プレミアムプラン(年間)$4.991 Year
NULL Memo
- NULL Memo Pro$2.99









