# 正修微積分 vs Calculus

The clearest difference is review sentiment: 正修微積分 at 100% against Calculus's 0%. 正修微積分 also leads on rating (5.0 vs 2.0) and in-app purchases (none vs 2). Calculus's advantage is ratings volume (4 vs 1) and device support. On price there is nothing between them.

Both are free to download. Calculus sells 2 in-app purchases, starting at $4.99 per 7 days. 正修微積分 asks for nothing beyond the download.

正修微積分 holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews point the same way: 100% of 正修微積分's written reviews are positive against 0% of Calculus's.

## The numbers

| Metric | 正修微積分 | Calculus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id535402014/reviews)** | [2.0 (4 ratings)](https://appshunter.io/ios/app/calculus-homework-helper/id6754210755/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 29 MB | 36 MB |
| Requires iOS | **6.0** | 15.1 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nusoft](https://appshunter.io/developer/512462493) | [AlicSystems](https://appshunter.io/developer/1793437899) |

## What reviewers say

### 正修微積分

[App page](https://appshunter.io/ios/app/id535402014)

**In-app purchases:** none


### Calculus

[App page](https://appshunter.io/ios/app/calculus-homework-helper/id6754210755)

This AI-powered math companion provides instant, step-by-step solutions to calculus problems. Easily input questions via photo or typing to understand derivatives, integrals, and limits.

**Highlights:** Photo solver for instant problem capture, Manual input for equation entry, Detailed step-by-step explanations, Instant and accurate solutions, Covers derivatives, integrals, limits, and more

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $4.99 | per 7 days |
| Pro Yearly | $19.99 | per year |


## Frequently asked questions

### Is 正修微積分 free?

正修微積分 is free to download, with no in-app purchases.

### Is Calculus free?

Calculus is free to download, with in-app purchases available.

### Which has better reviews, 正修微積分 or Calculus?

正修微積分 is rated higher. 正修微積分 averages 5.0 out of 5 from 1 ratings, while Calculus averages 2.0 from 4 ratings.

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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.*