Comparison

観察日記 vs LEAF MEMO

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

Head to head
About

観察日記

Features
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■写真を撮って植物の観察日記をつけましょう! ■撮影した写真が自動的にコマ送り動画になります! ■コマ送り動画を見て成長過程を楽しみましょう! 〜機能一覧〜 ==日記の機能== ◆撮影した写真にコメントをつけることができます(編集可)  日々の変化を記録しましょう! ◆撮影した画像をご自身の端末のカメラロールに保存できます  撮影しただけでは端末に保存されないのでご注意ください! ◆複数の植物の記録をつけることができます  いろいろな植物の変化を記録しましょう! ==カメラの機能== ◆撮影時にカメラの背景にうっすら前回撮影した写真が写ります  前回の撮影と同じ角度から撮影して変化を比較しましょう! ◆背景に写る前回の画像の透明度を変えることができます  前回の写真が撮影の邪魔になるときは透明度を変えてみましょう! ◆グリッド線の表示・非表示  グリッド線を利用してバランスのとれた写真が撮影できます ==動画の機能== ◆写真が3枚以上になると自動的にコマ送り動画が作成されます ◆作成された動画をご自身の端末に保存することができます ◆作成された動画をTwitterに投稿することができます ◆再生スピードを調整できます 〜その他〜 使い方次第では植物に限らず、コマ送り動画の作成を利用して様々なものの変化を記録していくこともできます

About

LEAF MEMO

Features
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This app helps you easily capture daily photos of your plants and reflect on their growth through timelapse videos. Designed for consistency, it offers shooting guides, side-by-side comparisons, and easy sharing features. This app is designed to help you enjoy and maintain your plant care routine with simplicity and joy. • Growth Tracking: Instantly see how many days have passed since planting, and review past growth periods at a glance. • Photo Guide: Capture photos from the same angle every day with built-in guidance. Organize your images by angle for clarity. • Share with Ease: Instantly share your favorite photos and videos with friends and family. • Timelapse Creation: The highlight feature. Create timelapse videos from your accumulated photos to enjoy your plant’s transformation like a flipbook. Make your plant journey enjoyable — one photo at a time.

Screenshots

観察日記4 screens
LEAF MEMO4 screens

Verdict

The call

The clearest difference is ads: 観察日記 at none against LEAF MEMO's shown. 観察日記 also leads on iOS requirement (9.0 vs 15.5). On price, update cadence, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

観察日記 ships an update weekly, LEAF MEMO every 2 weeks. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 4 level
観察日記 versus LEAF MEMO: the parameters behind the verdict, then further details
Parameter観察日記LEAF MEMO
PriceFreeFree
Update frequencyWeekly — betterEvery 2 weeks
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better15.5
Further details — not scored
Size53 MB38 MB
Age rating4+4+
DeveloperYutaka TajikaNAOKI TAKESHITA

In-app purchases

None

観察日記

No in-app purchases

None

LEAF MEMO

No in-app purchases

Questions

Is 観察日記 free?
観察日記 is free to download, with no in-app purchases.
Is LEAF MEMO free?
LEAF MEMO is free to download, with no in-app purchases.
Do 観察日記 or LEAF MEMO have ads?
LEAF MEMO shows ads; 観察日記 does not.
Which is updated more often, 観察日記 or LEAF MEMO?
観察日記 ships an update weekly, and LEAF MEMO every 2 weeks. Most recently, 観察日記 was updated on October 26, 2026 and LEAF MEMO on October 28, 2026.

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