Comparison

ロック画面メモ vs Inventory Note

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

Inventory Note

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
Read full description

A simple and free inventory tracking app for home/retail use. It can be shared in real-time, making it easy to manage inventory and consumption with multiple people. With one tap, you can count consumption and easily add items to your shopping list. ◆◆Recommended for◆◆ Those who want to keep track of the consumption of consumables by dads and children Those who want to record inventory with their family Those who want to make sure they replenish their stock before it runs out Those who want to keep track of the inventory of their children or parents living alone Those who want to make online shopping easier ◆◆Recordable items◆◆ Inventory category, inventory name, inventory quantity, expiration (best before) date, product URL, inventory memo, quantity to buy, items to buy later ◆◆History screen◆◆ The date and time of consumption and purchase are automatically recorded and can be viewed by inventory item, making it easy to see how quickly you are consuming You can also view a list of all purchases, making it easy to review your shopping ◆◆Sharing function◆◆ The records you enter are shared in real-time so your family can keep track of your inventory status If a family member records something, you will be notified within the app so you can easily see changes in inventory (notifications can be turned off in settings) Information sharing is smooth within the family with dad, mom, children, and parents Terms of Use: https://wizardace.com/ouchizaikonote/terms-en

Screenshots

ロック画面メモ3 screens
Inventory Note4 screens

Verdict

The call

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.

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 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.

UpkeepUpdate frequency

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

Scorecard4 real differences · 6 level
ロック画面メモ versus Inventory Note: the parameters behind the verdict, then further details
Parameterロック画面メモInventory Note
PriceFreeFree
Rating3.5 (2 ratings) — better—
Positive reviews41.1% of reviews75.0% of reviews — better
Number of ratings2 — better—
Update frequencyEvery 4 monthsWeekly — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.615.5 — better
Further details — not scored
Size63 MB19 MB
Age rating4+4+
DeveloperSuzuki CreativeMASATO ANDO

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%

Inventory Note

Written reviews20 reviews
Positive75.0%
Neutral20.0%
Negative5.0%

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
1 purchases

Inventory Note

Subscriptions1
  • Inventory Note Premium Plan7 Days trial$4.991 Month

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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