ロック画面メモ vs Simple Diary, Journal, Notes
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ロック画面メモ
Create custom wallpapers for your lock screen by overlaying notes onto your favorite photos. Ideal for those who need constant reminders or want to visualize their goals.
- Overlay notes on custom images
- Extensive background image samples
- Live preview editing
- Save notes to lock screen wallpaper
Read full descriptionHide full description
ロック画面にメモを表示したい人向け、ロック画面用の壁紙作成アプリ! このアプリは、ロック画面用の壁紙作成アプリだよ。 お気に入りの写真にメモをつけて壁紙をつくれるよ。 【こんな人にオススメ】 ・物忘れがはげしい人 ・ガラケー時代にメモを待ち受けにしていた人 ・潜在意識を利用するために、自分の目標を常に確認したい人 【ロック画面メモの機能】 ・自分の好きな画像とメモを重ね合せ ・豊富な背景画像サンプル数 ・プレビューを見ながら編集 【ご注意】 ・アプリ内では壁紙をセットできません。壁紙の設定自体は、写真アプリか設定アプリからご利用ください。
Simple Diary, Journal, Notes
This app offers a straightforward and aesthetically pleasing way to maintain a daily journal. Designed for users seeking simplicity, it avoids complex settings for an intuitive and stress-free journaling experience.
- Simple daily diary keeping
- Easy-to-use interface
- Beautiful and clean design
- Intuitive management
- Stress-free journaling
Read full descriptionHide full description
○ For people like this ・People who just want to keep a daily diary in a simple way. ・People who want to use a simple but easy to use diary. ・People who are tired of using diary with complicated settings. ○ Simple and beautiful design It is designed to be a simple and easy-to-use diary. It has become such a sophisticated design that "pull" rather than "add" the function. It is an application that embodies "simple is best". ○ Easy to use Thanks to its simple design and no extra features, you can use the app intuitively. You can manage your diary in a fun and stress-free manner.
Screenshots
Verdict
The clearest difference is review sentiment: Simple Diary, Journal, Notes at 84% against ロック画面メモ's 41%. Simple Diary, Journal, Notes also leads on rating (4.8 vs 3.5) and in-app purchases (none vs 3). On price, ads 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. ロック画面メモ sells 3 one-off in-app purchases. Simple Diary, Journal, Notes asks for nothing beyond the download.
Simple Diary, Journal, Notes holds the better App Store score, 4.8 against 3.5. That said, the two scores are not equally well evidenced: Simple Diary, Journal, Notes has 191 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 41% of ロック画面メモ's written reviews are positive against 84% of Simple Diary, Journal, Notes's.
ロック画面メモ ships an update every 4 months, Simple Diary, Journal, Notes fortnightly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | ロック画面メモ | Simple Diary, Journal, Notes |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (2 ratings) | 4.8 (191 ratings) — better |
| Positive reviews | 41.1% of reviews | 84.3% of reviews — better |
| Number of ratings | 2 | 191 — better |
| Update frequency | Every 4 months | Fortnightly — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 17.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 63 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | Suzuki Creative | Futoshi Niiho |
Customer experience
ロック画面メモ
Simple Diary, Journal, Notes
Bugs and requests
ロック画面メモ
Not enough reviews yet to summarise bugs or requests.
Simple Diary, Journal, Notes
Reported bugs
3 issues- Entries disappearing without explanation
- Crashes or freezes after recent update
- Issues with photo attachment and display
Requested features
6 requests- Allow editing of existing entries
- Display time of each entry
- Ability to change font style
- Option to print or export diary entries
- Calendar view with ability to navigate between months
Show 1 moreShow fewer
- Ability to add tags or categories to entries
In-app purchases
ロック画面メモ
- 広告非表示$1.99
- 複数メモ機能$2.99
- メモ履歴$3.99
Simple Diary, Journal, Notes
No in-app purchases
Questions
Is ロック画面メモ free?
Is Simple Diary, Journal, Notes free?
Which has better reviews, ロック画面メモ or Simple Diary, Journal, Notes?
Do ロック画面メモ or Simple Diary, Journal, Notes have ads?
Which is updated more often, ロック画面メモ or Simple Diary, Journal, Notes?
Other comparisons















