# Moo日记 vs Spark, Briefly

The clearest difference is ads: Spark, Briefly at none against Moo日记's shown. Spark, Briefly also leads on update cadence (weekly vs monthly). Moo日记's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and in-app purchases there is nothing between them.

Both are free to download. Moo日记 sells 14 in-app purchases, starting at $1.99 per 3 months and Spark, Briefly sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Moo日记 ships an update monthly, Spark, Briefly weekly. The most recent releases landed on October 25, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Moo日记 | Spark, Briefly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (365 ratings)](https://appshunter.io/ios/app/moo/id1473250948/reviews)** | — |
| Number of ratings | **365** | — |
| Positive reviews | 76.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Weekly** |
| Monetization | Freemium | — |
| Size | 276 MB | 5 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [重庆书漫文化传播有限公司](https://appshunter.io/developer/1230330554) | [柏威 叶](https://appshunter.io/developer/1786916628) |

## What reviewers say

### Moo日记

[App page](https://appshunter.io/ios/app/moo/id1473250948)

A minimalist diary app designed to help users record their daily moods, thoughts, and life events. It offers a safe space to express feelings, track emotional patterns, and connect with a supportive community.

**Highlights:** Daily mood and story recording, Conversational journaling prompts, Mood trend visualization, Supportive community forum, Elegant minimalist design, Cloud sync and encryption (Pro)

**Features:** Vision Pro support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包季 | $1.99 | per 3 months |
| 连续包年 | $5.99 | per year |
| 2000胡萝北 | $0.99 | one-time |
| 2根萝卜 | $1.99 | one-time |
| ai月度会员 | $1.99 | one-time |
| AI增值服务月卡 | $1.99 | one-time |
| 专业版一季 | $3.99 | one-time |
| 8000胡萝北 | $3.99 | one-time |
| 永久版 | $5.99 | one-time |
| 永久专业版 | $5.99 | one-time |
| 16000胡萝北 | $5.99 | one-time |
| 专业版一年 | $9.99 | one-time |
| AI增值服务年卡 | $19.99 | one-time |
| Moo日记永久专业版原价 | $39.99 | one-time |


### Spark, Briefly

[App page](https://appshunter.io/ios/app/spark-briefly/id6809501338)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spark Pro Monthly | $0.99 | per month |
| Spark Pro Yearly | $4.99 | per year |
| Spark Pro Lifetime | $12.99 | one-time |


## Frequently asked questions

### Is Moo日记 free?

Moo日记 is free to download, with in-app purchases available.

### Is Spark, Briefly free?

Spark, Briefly is free to download, with in-app purchases available.

### Do Moo日记 or Spark, Briefly have ads?

Moo日记 shows ads; Spark, Briefly does not.

### Which is updated more often, Moo日记 or Spark, Briefly?

Moo日记 ships an update monthly, and Spark, Briefly weekly. Most recently, Moo日记 was updated on October 25, 2026 and Spark, Briefly on October 21, 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.*