# 今生前定數 vs 易经的奥秘：音频和文字讲解易经

The clearest difference is price: 今生前定數 at Free against 易经的奥秘：音频和文字讲解易经's $1.99. 今生前定數 also leads on ads (none vs shown). 易经的奥秘：音频和文字讲解易经's advantage is update cadence (every 2 months vs every 7 months) and iOS requirement (9.0 vs 12.0). On in-app purchases and device support there is nothing between them.

今生前定數 is free to download; 易经的奥秘：音频和文字讲解易经 costs $1.99 up front. 今生前定數 sells 1 one-off in-app purchase and 易经的奥秘：音频和文字讲解易经 sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

今生前定數 ships an update every 7 months, 易经的奥秘：音频和文字讲解易经 every 2 months. The most recent releases landed on October 15, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 今生前定數 | 易经的奥秘：音频和文字讲解易经 |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/id6444675191/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 2 months** |
| Size | 18 MB | 203 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Keung Wah Chan](https://appshunter.io/developer/434557621) | [敬超 薛](https://appshunter.io/developer/933224458) |

## What reviewers say

### 今生前定數

[App page](https://appshunter.io/ios/app/id825469218)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 今生前定數 -- 全功能版 | $18.99 | one-time |


### 易经的奥秘：音频和文字讲解易经

[App page](https://appshunter.io/ios/app/id6444675191)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 善易不卜 | $0.99 | one-time |
| 解读乾卦 | $0.99 | one-time |
| 易有三义 | $0.99 | one-time |
| 卦有何用 | $0.99 | one-time |
| 解读坤卦 | $0.99 | one-time |
| 乾坤人生 | $0.99 | one-time |
| 破解命运 | $0.99 | one-time |
| 易经与家庭 | $0.99 | one-time |
| 卦的象数理 | $0.99 | one-time |
| 超越吉凶 | $0.99 | one-time |


## Frequently asked questions

### Is 今生前定數 free?

今生前定數 is free to download, with in-app purchases available.

### Is 易经的奥秘：音频和文字讲解易经 free?

易经的奥秘：音频和文字讲解易经 costs $1.99, and also offers in-app purchases.

### Do 今生前定數 or 易经的奥秘：音频和文字讲解易经 have ads?

易经的奥秘：音频和文字讲解易经 shows ads; 今生前定數 does not.

### Which is updated more often, 今生前定數 or 易经的奥秘：音频和文字讲解易经?

今生前定數 ships an update every 7 months, and 易经的奥秘：音频和文字讲解易经 every 2 months. Most recently, 今生前定數 was updated on October 15, 2026 and 易经的奥秘：音频和文字讲解易经 on October 5, 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.*