Comparison

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.

Head to head
About

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.

Highlights
  • Overlay notes on custom images
  • Extensive background image samples
  • Live preview editing
  • Save notes to lock screen wallpaper
Features
Read 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。

About

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.

Highlights
  • Simple daily diary keeping
  • Easy-to-use interface
  • Beautiful and clean design
  • Intuitive management
  • Stress-free journaling
Features
Read 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

ロック画面メモ3 screens
Simple Diary, Journal, Notes4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard7 real differences · 3 level
ロック画面メモ versus Simple Diary, Journal, Notes: the parameters behind the verdict, then further details
Parameterロック画面メモSimple Diary, Journal, Notes
PriceFreeFree
Rating3.5 (2 ratings)4.8 (191 ratings) — better
Positive reviews41.1% of reviews84.3% of reviews — better
Number of ratings2191 — better
Update frequencyEvery 4 monthsFortnightly — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhoneiPhone, iPod — better
Requires iOS17.615.0 — better
Further details — not scored
Size63 MB45 MB
Age rating4+4+
DeveloperSuzuki CreativeFutoshi Niiho

Customer experience

ロック画面メモ

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews56 reviews
Positive41.1%
Neutral19.6%
Negative39.3%

Simple Diary, Journal, Notes

All ratings172 ratings
Positive95.9%
Neutral3.5%
Negative0.6%
Written reviews115 reviews
Positive84.3%
Neutral5.2%
Negative10.4%

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 more
  • Ability to add tags or categories to entries

In-app purchases

3 purchases

ロック画面メモ

One-time3
  • 広告非表示$1.99
  • 複数メモ機能$2.99
  • メモ履歴$3.99
None

Simple Diary, Journal, Notes

No in-app purchases

Questions

Is ロック画面メモ free?
ロック画面メモ is free to download, with in-app purchases available.
Is Simple Diary, Journal, Notes free?
Simple Diary, Journal, Notes is free to download, with no in-app purchases.
Which has better reviews, ロック画面メモ or Simple Diary, Journal, Notes?
Simple Diary, Journal, Notes is rated higher. ロック画面メモ averages 3.5 out of 5 from 2 ratings, while Simple Diary, Journal, Notes averages 4.8 from 191 ratings.
Do ロック画面メモ or Simple Diary, Journal, Notes have ads?
Both ロック画面メモ and Simple Diary, Journal, Notes show ads.
Which is updated more often, ロック画面メモ or Simple Diary, Journal, Notes?
ロック画面メモ ships an update every 4 months, and Simple Diary, Journal, Notes fortnightly. Most recently, ロック画面メモ was updated on November 1, 2026 and Simple Diary, Journal, Notes on November 3, 2026.

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