# Panecal Scientific Calculator vs SpanSet Payload Controller

The clearest difference is ads: SpanSet Payload Controller at none against Panecal Scientific Calculator's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 22, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Panecal Scientific Calculator | SpanSet Payload Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (2K ratings)](https://appshunter.io/ios/app/panecal-scientific-calculator/id668500803/reviews)** | — |
| Number of ratings | **2K** | — |
| Positive reviews | 75.8% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 34 MB | 7 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Noriyasu Kutsuzawa](https://appshunter.io/developer/668500806) | [Span Set GmbH & Co. KG](https://appshunter.io/developer/569512606) |

## What reviewers say

### Panecal Scientific Calculator

[App page](https://appshunter.io/ios/app/panecal-scientific-calculator/id668500803)

This app functions as a scientific calculator, enabling users to input and edit complex formulas with ease. It supports formula history, variable memory, and various number system conversions for accurate calculations.

**Highlights:** Formula editing with cursor and swipe, Reuse past formulas, Variable memory for calculations, Binary, octal, decimal, hexadecimal conversion, M+/M- memory functions, Angle unit settings (DEG, RAD, GRAD)

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Great button layout
- 👍 Intuitive and user-friendly
- 👍 Powerful scientific functions
- 👍 Convenient display and history
- 👍 Useful for various fields (construction, engineering, etc.)

**What reviewers complain about**

- 🐛 Calculation errors in some cases
- 🐛 Glitches and crashes reported
- 🔍 Lack of engineering prefixes
- 📺 Ads can be intrusive
- 🔍 Suboptimal button placement and sizing

**Reported bugs**

- Inability to switch back from Bin mode
- Calculation history not scrolling properly
- Inconsistent behavior with certain operations

**Requested features**

- Unit conversion tools
- Customizable font and icon
- Ability to rotate screen
- More advanced programming features
- Improved order of operations handling


### SpanSet Payload Controller

[App page](https://appshunter.io/ios/app/spanset-payload-controller/id946925049)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Panecal Scientific Calculator free?

Panecal Scientific Calculator is free to download, with no in-app purchases.

### Is SpanSet Payload Controller free?

SpanSet Payload Controller is free to download, with no in-app purchases.

### Do Panecal Scientific Calculator or SpanSet Payload Controller have ads?

Panecal Scientific Calculator shows ads; SpanSet Payload Controller does not.

### Which is updated more often, Panecal Scientific Calculator or SpanSet Payload Controller?

Panecal Scientific Calculator ships an update every 2 months, and SpanSet Payload Controller every 2 months. Most recently, Panecal Scientific Calculator was updated on October 22, 2026 and SpanSet Payload Controller on October 19, 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.*