Rocket Memo vs TypewriterDiary
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rocket Memo
Capture thoughts instantly with a fast, distraction-free editor. Organize notes with tags and find them quickly using a powerful search. Set reminders for important items to ensure nothing is forgotten.
- Instant thought capture
- Distraction-free editor
- Tag-based organization
- Lightning-fast search
- Note reminders
- Cross-device support
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Simple. Fast. Smart. Capture your thoughts instantly and keep them perfectly organized. A sleek, lightweight notes app designed to move as fast as your ideas. Write Write the moment inspiration strikes. A clean and focused editor helps you stay in the flow—no distractions, no delays. Organize Stay organized with tags. Work, personal notes, ideas, lists—create your own simple yet powerful system of organization. Search Find what you need, instantly. A lightning-fast search engine filters thousands of notes in a flash. Remind Forget nothing. Set reminders for important notes and get notified right on time. Whether you’re working, planning, or just thinking out loud, this app keeps up with your mind—simple, functional, and beautifully fast.
TypewriterDiary
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TypewriterDiaryは、タイプライターのように書くことだけに集中できるシンプルな日記アプリです。右下の「+」で新規、下へスワイプで自動保存。ホームは日付ごとに見出しで整理し、本日n枚目(JST)を表示。検索は大小/全半/かなカナ/ローマ字に配慮。データは端末内のみでサーバー送信はありません。
Screenshots
Verdict
The clearest difference is in-app purchases: TypewriterDiary at none against Rocket Memo's 4. On price, ads, device support and iOS requirement 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. Rocket Memo sells 4 one-off in-app purchases. TypewriterDiary asks for nothing beyond the download.
| Parameter | Rocket Memo | TypewriterDiary |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 80.0% of reviews | — |
| Update frequency | Every 2 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 18.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 6 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Yoshinori Kasaya | katsumi sano |
In-app purchases
Rocket Memo
- Small Coffee$0.99
- RocketMemo Pro (One-Time)$2.99
- Croissant & Coffee$3.99
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- Cake & Coffee$9.99
TypewriterDiary
No in-app purchases









