3sec Diary vs LEAF MEMO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
3sec Diary
Quickly log daily activities and feelings in just three seconds. Your entries are securely stored in your iPhone Calendar, ensuring data safety and easy access. This tool helps you preserve memories and makes research and sharing effortless.
- 3-second daily logging
- Calendar integration
- Secure data storage
- Easy research and sharing
- Memory preservation
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This "3sec Diary” is not just a diary. You can input what you did, how you feel in this tool.It will take only 3 seconds!Your time will be saved. And you can leave it on your calendar on iPhone as long as you want. "3sec Diary “ data is not recorded on App on your iPhone.The data is recorded to your iPhone Calendar.You never miss your data when something wrong with this App. Researching ,synchronizing,sharing are so easy. This “3sec Diary” is not just a diary, but your memories.
LEAF MEMO
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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
Verdict
The clearest difference is in-app purchases: LEAF MEMO at none against 3sec Diary's 1. LEAF MEMO also leads on update cadence (every 2 weeks vs every 26 months). 3sec Diary's advantage is iOS requirement (12.0 vs 15.5). On price, ads 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
Both are free to download. 3sec Diary sells 1 one-off in-app purchase. LEAF MEMO asks for nothing beyond the download.
3sec Diary ships an update every 26 months, LEAF MEMO every 2 weeks. The most recent releases landed on July 4, 2026 and August 14, 2026 respectively.
| Parameter | 3sec Diary | LEAF MEMO |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 60.0% of reviews | — |
| Update frequency | Every 26 months | Every 2 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 12 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | KENJI KANEMOTO | NAOKI TAKESHITA |
In-app purchases
3sec Diary
- Eliminate Ads$0.99
LEAF MEMO
No in-app purchases
