Comparison

ホワイトボード Second vs Simple Memo Notes

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

Handwrite on your smartwatch

Free

📊 Productivity

No ratingsView app →

About

ホワイトボード Second

Features

Read full description

シンプルなホワイトボードアプリをつくりました。なめらか描き心地できること〻色は6色〻ゴミ箱で削除〻保存も可能

About

Simple Memo Notes

Features

Read full description

Simple Notes is a handwriting memo app for Apple Watch and iPhone. - Handwrite on your Apple Watch and see it on your iPhone right away. - Operate the Watch with one hand, even while it stays in your pocket. - Add and edit handwritten notes on iPhone too. - No account needed. Your notes are stored on your device. Jot down whatever comes to mind on the Watch on your wrist, without taking out your phone.

Screenshots

ホワイトボード Second2 screens

Simple Memo Notes1 screens

Verdict

The call

The clearest difference is in-app purchases: ホワイトボード Second at none against Simple Memo Notes's 2. ホワイトボード Second also leads on update cadence (daily vs every 3 weeks) and iOS requirement (15.6 vs 26.4). Simple Memo Notes's advantage is ads (none vs shown). On price 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. Simple Memo Notes sells 2 in-app purchases, starting at $24.99 per month. ホワイトボード Second asks for nothing beyond the download.

UpkeepUpdate frequency

ホワイトボード Second ships an update daily, Simple Memo Notes every 3 weeks. The most recent releases landed on October 10, 2026 and October 2, 2026 respectively.

Scorecard4 real differences · 2 level

ホワイトボード Second versus Simple Memo Notes: the parameters behind the verdict, then further details
Parameter	ホワイトボード Second	Simple Memo Notes
Price	Free	Free
Update frequency	Daily — better	Every 3 weeks
Ads	Yes	No — better
In-app purchases	No — better	Yes
Devices	iPhone, iPad, iPod — better	iPhone, Apple Watch
Requires iOS	15.6 — better	26.4
Further details — not scored
Size	4 MB	1 MB
Age rating	4+	4+
Developer	Kiyoshi Koike	Kazuki Iwanaga

In-app purchases

None

ホワイトボード Second

No in-app purchases

2 purchases

Simple Memo Notes

Subscriptions2

MagicMemo Pro 月額プラン$24.991 Month
MagicMemo Pro 年額プラン$199.991 Year

Questions

Is ホワイトボード Second free?

ホワイトボード Second is free to download, with no in-app purchases.

Is Simple Memo Notes free?

Simple Memo Notes is free to download, with in-app purchases available.

Do ホワイトボード Second or Simple Memo Notes have ads?

ホワイトボード Second shows ads; Simple Memo Notes does not.

Which is updated more often, ホワイトボード Second or Simple Memo Notes?

ホワイトボード Second ships an update daily, and Simple Memo Notes every 3 weeks. Most recently, ホワイトボード Second was updated on October 10, 2026 and Simple Memo Notes on October 2, 2026.