# Solis vs Tử Vi Chân Cơ

The clearest difference is update cadence: Solis at weekly against Tử Vi Chân Cơ's every 6 months. Tử Vi Chân Cơ's advantage is iOS requirement (13.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Solis ships an update weekly, Tử Vi Chân Cơ every 6 months. The most recent releases landed on October 9, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Solis | Tử Vi Chân Cơ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/solis/id1092942876/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 months |
| Monetization | Free | — |
| Size | 95 MB | 37 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Trung Bui](https://appshunter.io/developer/1150954868) | [Tran Van Diep](https://appshunter.io/developer/1601772001) |

## What reviewers say

### Solis

[App page](https://appshunter.io/ios/app/solis/id1092942876)

Explore feng shui and horoscope utilities to understand your destiny, including ngũ hành, cung phi, and auspicious colors for life and vehicles. Get detailed yearly horoscopes and learn feng shui principles.

**Highlights:** Ngũ hành and cung phi identification, Auspicious color selection, Vehicle color recommendations, Detailed yearly horoscopes, Feng shui knowledge base

**Features:** macOS Compatibility

**In-app purchases:** none


### Tử Vi Chân Cơ

[App page](https://appshunter.io/ios/app/tu-vi-chan-co/id6480503385)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Solis free?

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

### Is Tử Vi Chân Cơ free?

Tử Vi Chân Cơ is free to download, with no in-app purchases.

### Do Solis or Tử Vi Chân Cơ have ads?

Neither Solis nor Tử Vi Chân Cơ shows ads.

### Which is updated more often, Solis or Tử Vi Chân Cơ?

Solis ships an update weekly, and Tử Vi Chân Cơ every 6 months. Most recently, Solis was updated on October 9, 2026 and Tử Vi Chân Cơ on October 6, 2026.

---

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