# 擇改易 HK vs Birth Chart & I Ching

The clearest difference is in-app purchases: 擇改易 HK at none against Birth Chart & I Ching's 5. 擇改易 HK also leads on update cadence (every 2 days vs every 8 days). Birth Chart & I Ching's advantage is ads (none vs shown) and ratings volume (3 vs 1). On price, rating, device support and iOS requirement there is nothing between them.

Both are free to download. Birth Chart & I Ching sells 5 in-app purchases, starting at $9.99 per month. 擇改易 HK asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for 擇改易 HK against 5.0 for Birth Chart & I Ching. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

擇改易 HK ships an update every 2 days, Birth Chart & I Ching every 8 days. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 擇改易 HK | Birth Chart & I Ching |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/hk/id568034553/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/birth-chart-and-i-ching-daoly/id6768331415/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 8 days |
| Monetization | **Ad-supported** | Freemium |
| Size | 128 MB | 347 MB |
| Requires iOS | 18.6 | **18.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Lap Tak Cheung](https://appshunter.io/developer/557168864) | [东景 梁](https://appshunter.io/developer/1573102134) |

## What reviewers say

### 擇改易 HK

[App page](https://appshunter.io/ios/app/hk/id568034553)

This app helps you choose auspicious dates for life events and suggests names based on traditional Chinese philosophy and Hong Kong naming conventions. It includes a perpetual calendar for checking lunar dates, solar terms, and daily fortunes.

**Highlights:** Name suggestions based on birth data and five elements, Detailed life analysis with clear explanations, Auspicious date selection for events, Perpetual calendar with lunar dates and daily fortunes, Traditional calendar widget

**Features:** Vision Pro support

**In-app purchases:** none


### Birth Chart & I Ching

[App page](https://appshunter.io/ios/app/birth-chart-and-i-ching-daoly/id6768331415)

Explore your Chinese astrology with detailed BaZi birth charts and daily elemental energy readings. Consult the ancient I Ching oracle for insights and compare compatibility with others, focusing on self-knowledge rather than predictions.

**Highlights:** Detailed BaZi birth chart analysis, Daily five-element energy readings, I Ching oracle consultations, Compatibility comparisons, Day Master reports, Self-reflection focused insights

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Yearly | $49.99 | per year |
| Full Birth Chart Report | $4.99 | one-time |
| Relationship Report | $4.99 | one-time |
| Report Credits · 5 | $14.99 | one-time |


## Frequently asked questions

### Is 擇改易 HK free?

擇改易 HK is free to download, with no in-app purchases.

### Is Birth Chart & I Ching free?

Birth Chart & I Ching is free to download, with in-app purchases available.

### Which has better reviews, 擇改易 HK or Birth Chart & I Ching?

擇改易 HK and Birth Chart & I Ching are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do 擇改易 HK or Birth Chart & I Ching have ads?

擇改易 HK shows ads; Birth Chart & I Ching does not.

### Which is updated more often, 擇改易 HK or Birth Chart & I Ching?

擇改易 HK ships an update every 2 days, and Birth Chart & I Ching every 8 days. Most recently, 擇改易 HK was updated on November 9, 2026 and Birth Chart & I Ching on November 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*