# ロック画面メモ vs Simple Diary, Journal, Notes

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.

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.

## The numbers

| Metric | ロック画面メモ | Simple Diary, Journal, Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/id896419388/reviews) | **[4.8 (191 ratings)](https://appshunter.io/ios/app/simple-diary-journal-notes/id1564645368/reviews)** |
| Number of ratings | 2 | **191** |
| Positive reviews | 41.1% of reviews | **84.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 63 MB | 45 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Suzuki Creative](https://appshunter.io/developer/404832413) | [Futoshi Niiho](https://appshunter.io/developer/1545504639) |

## What reviewers say

### ロック画面メモ

[App page](https://appshunter.io/ios/app/id896419388)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $1.99 | one-time |
| 複数メモ機能 | $2.99 | one-time |
| メモ履歴 | $3.99 | one-time |


### Simple Diary, Journal, Notes

[App page](https://appshunter.io/ios/app/simple-diary-journal-notes/id1564645368)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and efficient
- 📝 Convenient for quick note-taking
- 🗓️ Automatic date tracking
- 📷 Ability to attach photos
- 🔒 Password protection

**What reviewers complain about**

- 🔤 Unable to adjust font size
- 🐛 Occasional data loss or disappearing entries
- 🖼️ Photo attachment process can be cumbersome

**Reported bugs**

- Entries disappearing without explanation
- Crashes or freezes after recent update
- Issues with photo attachment and display

**Requested features**

- 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


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*