# StemFox Scientific Calculator vs PyCalc

The clearest difference is in-app purchases: PyCalc at none against StemFox Scientific Calculator's 6. PyCalc also leads on update cadence (every 2 weeks vs every 3 months) and review sentiment (100% vs 90%). StemFox Scientific Calculator's advantage is iOS requirement (15 vs 18.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. StemFox Scientific Calculator sells 6 in-app purchases, starting at $2.99 per month. PyCalc asks for nothing beyond the download.

PyCalc holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 11 and 18 respectively. Written reviews point the same way: 90% of StemFox Scientific Calculator's written reviews are positive against 100% of PyCalc's.

StemFox Scientific Calculator ships an update every 3 months, PyCalc every 2 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | StemFox Scientific Calculator | PyCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (11 ratings)](https://appshunter.io/ios/app/stemfox-scientific-calculator/id1411592118/reviews) | **[5.0 (18 ratings)](https://appshunter.io/ios/app/pycalc/id1594004797/reviews)** |
| Number of ratings | 11 | **18** |
| Positive reviews | 90.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Freemium | **Free** |
| Size | 24 MB | 120 MB |
| Requires iOS | **15** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Joshua Bryson](https://appshunter.io/developer/1367675392) | [Youreka Tech, LLC](https://appshunter.io/developer/1546239960) |

## What reviewers say

### StemFox Scientific Calculator

[App page](https://appshunter.io/ios/app/stemfox-scientific-calculator/id1411592118)

Streamline complex STEM calculations with a powerful calculator, textbook equation solver, and comprehensive unit converter. Designed for engineers, it reduces busywork and improves accuracy for homework and technical tasks.

**Highlights:** Advanced scientific calculator with 80+ functions, Textbook equation solver for any variable, Searchable equation database by chapter, Fast table lookup with linear interpolation, Comprehensive unit converter with 300+ conversions, Copy and paste functionality for values and equations

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly - Unlimited | $2.99 | per month |
| Yearly - Unlimited | $9.99 | per year |
| Donut | $0.99 | one-time |
| Drink | $2.99 | one-time |
| Taco | $4.99 | one-time |
| Pizza | $9.99 | one-time |


### PyCalc

[App page](https://appshunter.io/ios/app/pycalc/id1594004797)

This app offers a revolutionary approach to mobile calculations, allowing users to view and edit entire equations at once. It leverages the power of Python 3.11.1 for advanced functions, symbolic math, and financial analysis, making complex computations accessible on the go.

**Highlights:** Real-time editable calculation view, Python 3.11.1 interpreter, Programmable scientific calculator, Support for matrices and fractions, Built-in Python packages (math, sympy), Financial analysis functions, Symbolic math capabilities

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is StemFox Scientific Calculator free?

StemFox Scientific Calculator is free to download, with in-app purchases available.

### Is PyCalc free?

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

### Which has better reviews, StemFox Scientific Calculator or PyCalc?

PyCalc is rated higher. StemFox Scientific Calculator averages 4.8 out of 5 from 11 ratings, while PyCalc averages 5.0 from 18 ratings.

### Do StemFox Scientific Calculator or PyCalc have ads?

Neither StemFox Scientific Calculator nor PyCalc shows ads.

### Which is updated more often, StemFox Scientific Calculator or PyCalc?

StemFox Scientific Calculator ships an update every 3 months, and PyCalc every 2 weeks. Most recently, StemFox Scientific Calculator was updated on October 25, 2026 and PyCalc 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.*