# POP趋势 vs 问真八字

The clearest difference is in-app purchases: POP趋势 at none against 问真八字's 3. POP趋势 also leads on iOS requirement (11.0 vs 15.0). 问真八字's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. 问真八字 sells 3 one-off in-app purchases. POP趋势 asks for nothing beyond the download.

POP趋势 ships an update every 5 weeks, 问真八字 monthly. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | POP趋势 | 问真八字 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (51 ratings)](https://appshunter.io/ios/app/id1665624645/reviews)** |
| Number of ratings | — | **51** |
| Positive reviews | — | 88.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 57 MB | 85 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [上海逸尚信息咨询有限公司](https://appshunter.io/developer/1019097911) | [Guangzhou Wenzhen Cultural Communication Co., Ltd.](https://appshunter.io/developer/1664632538) |

## What reviewers say

### POP趋势

[App page](https://appshunter.io/ios/app/pop/id1476036454)

**In-app purchases:** none


### 问真八字

[App page](https://appshunter.io/ios/app/id1665624645)

This app offers a unique five-pillar astrological chart calculation, expanding on traditional four-pillar methods. It provides access to a vast library of ancient texts, AI-powered study tools, and a database of historical figures for in-depth research and learning.

**Highlights:** Five-pillar astrological chart calculation, Extensive ancient text library, AI-powered study assistant, Historical figure database, Astrological chart comparison, Research notes functionality

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3个月黄金体验会员 | $14.99 | one-time |
| 1年黄金会员 | $39.99 | one-time |
| 5年钻石会员 | $129.99 | one-time |


## Frequently asked questions

### Is POP趋势 free?

POP趋势 is free to download, with no in-app purchases.

### Is 问真八字 free?

问真八字 is free to download, with in-app purchases available.

### Do POP趋势 or 问真八字 have ads?

POP趋势 shows ads; 问真八字 does not.

### Which is updated more often, POP趋势 or 问真八字?

POP趋势 ships an update every 5 weeks, and 问真八字 monthly. Most recently, POP趋势 was updated on October 29, 2026 and 问真八字 on October 30, 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.*