# Time Caps vs Moo日记

The clearest difference is ads: Time Caps at none against Moo日记's shown. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Time Caps sells 6 in-app purchases, starting at $3.99 per month and Moo日记 sells 9 in-app purchases, starting at $1.99 per 3 months. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Time Caps against 4.8 for Moo日记. Both are backed by a comparable volume of ratings — 156 and 366 respectively. Written reviews are what separate them: 84% of Time Caps's written reviews are positive against 76% of Moo日记's.

Time Caps ships an update every 2 months, Moo日记 monthly. Both last shipped on November 6, 2026.

## The numbers

| Metric | Time Caps | Moo日记 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (156 ratings)](https://appshunter.io/ios/app/time-caps-diary-to-future-me/id1195852313/reviews)** | [4.8 (366 ratings)](https://appshunter.io/ios/app/moo/id1473250948/reviews) |
| Number of ratings | 156 | **366** |
| Positive reviews | **83.7% of reviews** | 76.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 29 MB | 276 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [灿海 陈](https://appshunter.io/developer/1068107051) | [重庆书漫文化传播有限公司](https://appshunter.io/developer/1230330554) |

## What reviewers say

### Time Caps

[App page](https://appshunter.io/ios/app/time-caps-diary-to-future-me/id1195852313)

Capture your thoughts and memories in digital time capsules to send to your future self. Organize your entries by mood and revisit past moments with unique features like 'Old Time' and 'Time Fortunes'.

**Highlights:** Daily mood-based journal entries, Send messages to your future self, Organize entries by timeline or calendar, Collect 'Time Fortunes' for writing, Voice message recording, Shake to reveal past entries, Siri and Shortcuts integration

**Features:** iPhone Duo support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Time Traveler Pro (Monthly) | $3.99 | per month |
| Time Traveler Pro (Yearly) | $24.99 | per year |
| 1200 Cap Pieces | $0.99 | one-time |
| 2888 Cap Pieces | $1.99 | one-time |
| 3600 Cap Pieces | $2.99 | one-time |
| 5000 Cap Pieces | $3.99 | one-time |

**What reviewers like**

- 💡 Unique concept of time capsules
- 👍 Easy and simple to use
- 💖 Encourages journaling habit
- 😊 Calming and beautiful design
- ✨ Helps self-reflection and growth

**What reviewers complain about**

- 💰 In-app purchases for features
- 💸 High cost for capsules/features
- 🔒 Password lock feature requires subscription
- 📈 Difficulty in exporting data
- 😔 Word cap can be restrictive

**Reported bugs**

- 🐛 Interface issues with updates
- 🐛 Face ID issues reported

**Requested features**

- Ability to export previous posts
- Lower gem prices for capsules
- More options for describing the day
- Add template feature
- Support dark mode


### 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 (9)**

| 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 |
| 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 |
| 永久版 | $5.99 | one-time |
| 永久专业版 | $5.99 | one-time |
| 专业版一年 | $9.99 | one-time |


## Frequently asked questions

### Is Time Caps free?

Time Caps is free to download, with in-app purchases available.

### Is Moo日记 free?

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

### Which has better reviews, Time Caps or Moo日记?

Time Caps is rated higher. Time Caps averages 4.8 out of 5 from 156 ratings, while Moo日记 averages 4.8 from 366 ratings.

### Do Time Caps or Moo日记 have ads?

Moo日记 shows ads; Time Caps does not.

### Which is updated more often, Time Caps or Moo日记?

Time Caps ships an update every 2 months, and Moo日记 monthly. Most recently, Time Caps was updated on November 6, 2026 and Moo日记 on November 6, 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.*