# 展望諸羅城 vs Photo Math Solver

The clearest difference is in-app purchases: 展望諸羅城 at none against Photo Math Solver's 3. 展望諸羅城 also leads on ads (none vs shown) and iOS requirement (11.0 vs 14.0). Photo Math Solver's advantage is update cadence (every 7 months vs every 38 months). On price and device support there is nothing between them.

Both are free to download. Photo Math Solver sells 3 in-app purchases, starting at $4.99 per 7 days. 展望諸羅城 asks for nothing beyond the download.

展望諸羅城 ships an update every 38 months, Photo Math Solver every 7 months. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 展望諸羅城 | Photo Math Solver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (3 ratings)](https://appshunter.io/ios/app/photo-math-solver/id1658487469/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Every 7 months** |
| Monetization | — | Free with in-app purchases |
| Size | 98 MB | 62 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chi Fang Huang](https://appshunter.io/developer/1538524661) | [TALENT ACQUISITIONS PTY LTD](https://appshunter.io/developer/1018926708) |

## What reviewers say

### 展望諸羅城

[App page](https://appshunter.io/ios/app/id1642265206)

**Features:** macOS Compatibility

**In-app purchases:** none


### Photo Math Solver

[App page](https://appshunter.io/ios/app/photo-math-solver/id1658487469)

Instantly solve math problems by taking a picture or typing them in. Get detailed, step-by-step explanations for a wide range of math topics, from basic algebra to advanced calculus. Features include AI-powered camera solving, handwritten problem support, equation graphing, and a scientific calculator.

**Highlights:** AI-powered math camera, Step-by-step solutions, Handwritten problem solving, Graph equations, Scientific calculator, Algebra to calculus support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Camera Math Calculator Weekly | $4.99 | per 7 days |
| Photo Math Pro Weekly | $4.99 | per 7 days |
| Camera Math Calculator Yearly | $19.99 | per year |


## Frequently asked questions

### Is 展望諸羅城 free?

展望諸羅城 is free to download, with no in-app purchases.

### Is Photo Math Solver free?

Photo Math Solver is free to download, with in-app purchases available.

### Do 展望諸羅城 or Photo Math Solver have ads?

Photo Math Solver shows ads; 展望諸羅城 does not.

### Which is updated more often, 展望諸羅城 or Photo Math Solver?

展望諸羅城 ships an update every 38 months, and Photo Math Solver every 7 months. Most recently, 展望諸羅城 was updated on October 13, 2026 and Photo Math Solver on October 24, 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.*