# sp8cetime vs 생일의 비밀

The clearest difference is monetization model: 생일의 비밀 at free with in-app purchases against sp8cetime's subscription. 생일의 비밀 also leads on update cadence (weekly vs every 10 months). sp8cetime's advantage is iOS requirement (11.0 vs 16.0). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. sp8cetime sells 2 in-app purchases, starting at $9.99 per month and 생일의 비밀 sells 3 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

sp8cetime ships an update every 10 months, 생일의 비밀 weekly. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | sp8cetime | 생일의 비밀 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (90 ratings)](https://appshunter.io/ios/app/sp8cetime/id1484279477/reviews)** | — |
| Number of ratings | **90** | — |
| Positive reviews | **90.9% of reviews** | 90.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Weekly** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 180 MB | 273 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [I Love View Inc.](https://appshunter.io/developer/991946336) | [OUr](https://appshunter.io/developer/536280661) |

## What reviewers say

### sp8cetime

[App page](https://appshunter.io/ios/app/sp8cetime/id1484279477)

Explore the cyclical nature of time and dimensions of space through the lens of Chinese Metaphysics. Discover patterns beyond the ordinary, tracing the creation, process, and return of all things. Understand the fundamental principles that govern the universe and your place within it.

**Highlights:** Cyclical time measurement, Spatial dimension exploration, Chinese Metaphysics principles, Patterns of creation, process, return, Heaven and Earth movements, Wind and Water guidance, Dao, Wuji, Taiji, Yin/Yang, Elements, Trigrams, Stems, Branches

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly $9.99 | $9.99 | per month |
| Yearly $99.99 | $99.99 | per year |


### 생일의 비밀

[App page](https://appshunter.io/ios/app/id6469578061)

This app provides accurate fortune-telling and analysis based on your birth date and place. It offers detailed insights into personality, characteristics, and daily fortunes using traditional Saju principles. Designed for both experts and beginners, it helps uncover the secrets of your birth.

**Highlights:** Accurate Saju analysis, Personality and characteristic insights, Daily fortune-telling, Apple Watch app, Home screen widget, Advanced Manse-ryeok

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Birthday's Secret 30일 이용권 | $6.99 | per month |
| Birthday's Secret 3달 이용권 | $12.99 | per 3 months |
| Birthday's Secret 1년 이용권 | $39.99 | per year |

**What reviewers like**

- 👍 Easy to understand explanations
- 👍 Accurate predictions
- 👍 Intuitive and well-designed interface
- 👍 Simple and cute design
- 👍 Detailed and professional fortune telling

**What reviewers complain about**

- 🐛 Lagging when viewing January's fortune
- 🐛 Watch app shows previous day's fortune
- 🐛 Cannot use on Apple Watch OS below 9.0
- 🐛 App does not open
- 🐛 App does not open

**Reported bugs**

- January fortune causes lag and grey screen
- Apple Watch displays previous day's fortune
- App crashes or shows blank screen
- App does not open
- App does not open

**Requested features**

- Allow use on Apple Watch OS 8.0
- Add function to turn on/off age calculation (Korean age vs. international age)
- Consider seasons when interpreting Earth element (辰, 戌, 丑, 未)
- Allow transferring data from other apps
- Display only fortune text before ads on mobile app


## Frequently asked questions

### Is sp8cetime free?

sp8cetime is free to download, with in-app purchases available.

### Is 생일의 비밀 free?

생일의 비밀 is free to download, with in-app purchases available.

### Do sp8cetime or 생일의 비밀 have ads?

Neither sp8cetime nor 생일의 비밀 shows ads.

### Which is updated more often, sp8cetime or 생일의 비밀?

sp8cetime ships an update every 10 months, and 생일의 비밀 weekly. Most recently, sp8cetime was updated on October 15, 2026 and 생일의 비밀 on October 14, 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.*