# Integral Calculator with Steps vs CAS School

The clearest difference is in-app purchases: CAS School at none against Integral Calculator with Steps's 1. CAS School also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Integral Calculator with Steps sells 1 one-off in-app purchase. CAS School asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 20, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Integral Calculator with Steps | CAS School |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (23 ratings)](https://appshunter.io/ios/app/integral-calculator-with-steps/id1593386062/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 103 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Asad Ahsan](https://appshunter.io/developer/1326954499) | [CodeHEX Solutions](https://appshunter.io/developer/1653264459) |

## What reviewers say

### Integral Calculator with Steps

[App page](https://appshunter.io/ios/app/integral-calculator-with-steps/id1593386062)

This free tool helps you evaluate integrals instantly, providing step-by-step calculations for both definite and indefinite integrals. It simplifies complex functions and offers accurate results with a user-friendly interface and an advanced scientific keyboard.

**Highlights:** Instant integral evaluation, Step-by-step calculations, Definite and indefinite integrals, User-friendly interface, Advanced scientific keyboard, Downloadable PDF results

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Integral Calculator Premium | $4.99 | one-time |


### CAS School

[App page](https://appshunter.io/ios/app/cas-school/id6460300964)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Integral Calculator with Steps free?

Integral Calculator with Steps is free to download, with in-app purchases available.

### Is CAS School free?

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

### Do Integral Calculator with Steps or CAS School have ads?

Integral Calculator with Steps shows ads; CAS School does not.

### Which is updated more often, Integral Calculator with Steps or CAS School?

Integral Calculator with Steps ships an update every 3 months, and CAS School every 3 months. Most recently, Integral Calculator with Steps was updated on October 20, 2026 and CAS School 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.*