# ロック画面メモ vs Inventory Note

The clearest difference is review sentiment: Inventory Note at 75% against ロック画面メモ's 41%. Inventory Note also leads on update cadence (weekly vs every 4 months) and device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. ロック画面メモ sells 3 one-off in-app purchases and Inventory Note sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ロック画面メモ ships an update every 4 months, Inventory Note weekly. Both last shipped on September 21, 2026.

## The numbers

| Metric | ロック画面メモ | Inventory Note |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/id896419388/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 41.1% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 63 MB | 19 MB |
| Requires iOS | 17.6 | **15.5** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Suzuki Creative](https://appshunter.io/developer/404832413) | [MASATO ANDO](https://appshunter.io/developer/1643928286) |

## 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 |


### Inventory Note

[App page](https://appshunter.io/ios/app/inventory-note/id1643927984)

Easily track home and retail inventory with real-time sharing for multiple users. Manage stock, consumption, and shopping lists effortlessly. Ideal for families and individuals managing household or small business supplies.

**Highlights:** Real-time inventory sharing, Consumption tracking, Automated shopping list generation, Expiration date tracking, Product URL and memo storage, Purchase history log

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Inventory Note Premium Plan | $4.99 | per month |


## 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 Inventory Note free?

Inventory Note is free to download, with in-app purchases available.

### Do ロック画面メモ or Inventory Note have ads?

Both ロック画面メモ and Inventory Note show ads.

### Which is updated more often, ロック画面メモ or Inventory Note?

ロック画面メモ ships an update every 4 months, and Inventory Note weekly. Most recently, ロック画面メモ was updated on September 21, 2026 and Inventory Note on September 21, 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.*