# Calculus vs Spot

The clearest difference is in-app purchases: Spot at none against Calculus's 4. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Calculus sells 4 in-app purchases, starting at $1.99 per month. Spot asks for nothing beyond the download.

## The numbers

| Metric | Calculus | Spot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/calculus-learn-and-practice/id6758305500/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Monetization | Freemium | — |
| Size | 110 MB | 23 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [光浩 李](https://appshunter.io/developer/1576352133) | [algormula Pte. Ltd.](https://appshunter.io/developer/1828508832) |

## What reviewers say

### Calculus

[App page](https://appshunter.io/ios/app/calculus-learn-and-practice/id6758305500)

This app makes learning calculus intuitive with interactive animations, step-by-step worked examples, and instantly graded practice problems. It covers a full first-year calculus course, including differential equations and multivariable calculus, with historical context and personalized review.

**Highlights:** Interactive concept animations, Worked examples with solutions, Instantly graded practice problems, Math-history stories, Mistake tracking and mastery, Spaced review, Study Desk with micro-experiments

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calculus Pro Monthly | $1.99 | per month |
| Calculus Pro Yearly | $9.99 | per year |
| Unlock All Chapters | $9.99 | one-time |
| Calculus Pro Lifetime | $19.99 | one-time |


### Spot

[App page](https://appshunter.io/ios/app/spot-ai/id6759894253)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculus free?

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

### Is Spot free?

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

### Do Calculus or Spot have ads?

Neither Calculus nor Spot shows ads.

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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.*