# 3sec Diary vs MaBeee

The clearest difference is in-app purchases: MaBeee at none against 3sec Diary's 1. MaBeee also leads on ads (none vs shown) and iOS requirement (10.2 vs 12.0). 3sec Diary's advantage is review sentiment (60% vs 33%). On price, update cadence and device support there is nothing between them.

Both are free to download. 3sec Diary sells 1 one-off in-app purchase. MaBeee asks for nothing beyond the download.

3sec Diary ships an update every 26 months, MaBeee every 47 months. The most recent releases landed on July 4, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | 3sec Diary | MaBeee |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **60.0% of reviews** | 33.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 26 months** | Every 47 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 12 MB | 65 MB |
| Requires iOS | 12.0 | **10.2** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KENJI KANEMOTO](https://appshunter.io/developer/402720982) | [NOVARS INC.](https://appshunter.io/developer/1104665647) |

## What reviewers say

### 3sec Diary

[App page](https://appshunter.io/ios/app/3sec-diary/id985967203)

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.

**Highlights:** 3-second daily logging, Calendar integration, Secure data storage, Easy research and sharing, Memory preservation

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Eliminate Ads | $0.99 | one-time |


### MaBeee

[App page](https://appshunter.io/ios/app/mabeee/id1238192064)

Control the speed of toy cars and trains powered by dry batteries using your smartphone. Simply insert a dry battery into the MaBeee device, attach it to your toy, and connect to the app to start controlling its movement and sounds.

**Highlights:** Speed control via smartphone, Manual control lever, Automatic start/stop buttons, Tilt control mode, Sound effects, Requires MaBeee IoT device

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 3sec Diary free?

3sec Diary is free to download, with in-app purchases available.

### Is MaBeee free?

MaBeee is free to download, with no in-app purchases.

### Do 3sec Diary or MaBeee have ads?

3sec Diary shows ads; MaBeee does not.

### Which is updated more often, 3sec Diary or MaBeee?

3sec Diary ships an update every 26 months, and MaBeee every 47 months. Most recently, 3sec Diary was updated on July 4, 2026 and MaBeee on September 19, 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.*