# Mathematics with PocketCAS Pro vs Simplex Optima

The clearest difference is price: Simplex Optima at $2.99 against Mathematics with PocketCAS Pro's $19.99. Simplex Optima also leads on update cadence (every 5 days vs every 5 weeks). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Mathematics with PocketCAS Pro costs $19.99 and Simplex Optima $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Mathematics with PocketCAS Pro ships an update every 5 weeks, Simplex Optima every 5 days. The most recent releases landed on September 25, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Mathematics with PocketCAS Pro | Simplex Optima |
| --- | --- | --- |
| Price | $19.99 | **$2.99** |
| Rating | **[4.7 (526 ratings)](https://appshunter.io/ios/app/mathematics-with-pocketcas-pro/id517250782/reviews)** | — |
| Number of ratings | **526** | — |
| Positive reviews | 90.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Monetization | Paid | — |
| Size | 34 MB | 2 MB |
| Requires iOS | **12.0** | 13.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Timing Software GmbH](https://appshunter.io/developer/333261118) | [Konstantinos Ladiellis](https://appshunter.io/developer/1516103440) |

## What reviewers say

### Mathematics with PocketCAS Pro

[App page](https://appshunter.io/ios/app/mathematics-with-pocketcas-pro/id517250782)

This advanced math application offers comprehensive tools for graphing, calculus, algebra, and statistics. It functions as a powerful graphing calculator, assists with homework, and handles complex calculations for academic and professional use. Features include 2D/3D plotting, symbolic computation, and equation solving.

**Highlights:** 2D and 3D plotting, Calculus functions (limits, derivatives, integrals), Linear algebra operations, Equation solving, C-style scripting language, Physical units and constants, iCloud document syncing

**In-app purchases:** none

**What reviewers like**

- 🚀 Exceptional service
- 🚀 Superb programmable calculator
- 🚀 Stable and powerful algebraic calculator
- 🚀 Best CAS for Apple devices with iCloud and even Handoff
- 🚀 Great CAS

**What reviewers complain about**

- 🐛 Waste of Money
- 🐛 NO LONGER WORKS on iOS 12.5
- 🐛 Variables can't be added
- 🐛 Waste of Money
- 🐛 Unaddressed Errors

**Reported bugs**

- stddev function doesn't return the standard deviation
- Graphing is very off when it comes to trig functions
- Login screen freezes
- Incompatible with older devices

**Requested features**

- Answers setup by setup
- Date and time calculation
- Moment functions for probability theory
- Power series of a function
- Continued fraction representation of a function


### Simplex Optima

[App page](https://appshunter.io/ios/app/simplex-optima/id1667878232)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mathematics with PocketCAS Pro free?

Mathematics with PocketCAS Pro costs $19.99, with no in-app purchases.

### Is Simplex Optima free?

Simplex Optima costs $2.99, with no in-app purchases.

### Do Mathematics with PocketCAS Pro or Simplex Optima have ads?

Neither Mathematics with PocketCAS Pro nor Simplex Optima shows ads.

### Which is updated more often, Mathematics with PocketCAS Pro or Simplex Optima?

Mathematics with PocketCAS Pro ships an update every 5 weeks, and Simplex Optima every 5 days. Most recently, Mathematics with PocketCAS Pro was updated on September 25, 2026 and Simplex Optima on September 10, 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.*