# Hearty Journal vs MarSun DiDi

The clearest difference is in-app purchases: MarSun DiDi at none against Hearty Journal's 1. MarSun DiDi also leads on update cadence (every 5 weeks vs every 3 months). Hearty Journal's advantage is ratings volume (44 vs 1) and iOS requirement (13.0 vs 15.6). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Hearty Journal sells 1 in-app purchase, starting at $4.49 per month. MarSun DiDi asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Hearty Journal against 5.0 for MarSun DiDi. That said, the two scores are not equally well evidenced: Hearty Journal has 44 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 92% of Hearty Journal's written reviews are positive against 100% of MarSun DiDi's.

Hearty Journal ships an update every 3 months, MarSun DiDi every 5 weeks. The most recent releases landed on October 23, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Hearty Journal | MarSun DiDi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (44 ratings)](https://appshunter.io/ios/app/hearty-journal-diary-notes/id1423459636/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/marsun-didi/id6450168304/reviews)** |
| Number of ratings | **44** | 1 |
| Positive reviews | 92.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 26 MB | 147 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hearty Creative Inc.](https://appshunter.io/developer/1423459635) | [Mars e-Bank](https://appshunter.io/developer/1689006872) |

## What reviewers say

### Hearty Journal

[App page](https://appshunter.io/ios/app/hearty-journal-diary-notes/id1423459636)

Capture and preserve precious memories through diary writing. Personalize entries with text, stickers, photos, and a variety of fonts. Securely back up your journal across devices with cloud synchronization.

**Highlights:** Ad-free writing experience, Cross-platform journaling, 4-digit passcode security, Cloud backup and sync, Export posts as PNG or text, Customizable book and post titles, Over 1,000 stickers and 20+ fonts

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 溫度日記 VIP版 | $4.49 | per month |


### MarSun DiDi

[App page](https://appshunter.io/ios/app/marsun-didi/id6450168304)

Record and play audio-visual messages using NFC tags. This tool allows for quick setup and various smart life applications, such as digital business cards and intelligent sticky notes, by simply touching your phone to an NFC chip.

**Highlights:** Record audio-visual messages, Play audio-visual messages, NFC tag interaction, Digital business cards, Smart sticky notes, Quick setup

**In-app purchases:** none


## Frequently asked questions

### Is Hearty Journal free?

Hearty Journal is free to download, with in-app purchases available.

### Is MarSun DiDi free?

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

### Which has better reviews, Hearty Journal or MarSun DiDi?

MarSun DiDi is rated higher. Hearty Journal averages 4.9 out of 5 from 44 ratings, while MarSun DiDi averages 5.0 from 1 ratings.

### Do Hearty Journal or MarSun DiDi have ads?

Neither Hearty Journal nor MarSun DiDi shows ads.

### Which is updated more often, Hearty Journal or MarSun DiDi?

Hearty Journal ships an update every 3 months, and MarSun DiDi every 5 weeks. Most recently, Hearty Journal was updated on October 23, 2026 and MarSun DiDi on October 7, 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.*