# Calculator PanecalST vs Standard Deviation Calc

The clearest difference is review sentiment: Calculator PanecalST at 67% against Standard Deviation Calc's 0%. Calculator PanecalST also leads on rating (4.8 vs 3.7) and in-app purchases (none vs 1). Standard Deviation Calc's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Standard Deviation Calc sells 1 one-off in-app purchase. Calculator PanecalST asks for nothing beyond the download.

Calculator PanecalST holds the better App Store score, 4.8 against 3.7. That said, the two scores are not equally well evidenced: Calculator PanecalST has 95 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 67% of Calculator PanecalST's written reviews are positive against 0% of Standard Deviation Calc's.

Calculator PanecalST ships an update every 3 months, Standard Deviation Calc every 5 months. The most recent releases landed on October 19, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Calculator PanecalST | Standard Deviation Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (95 ratings)](https://appshunter.io/ios/app/calculator-panecalst/id702821889/reviews)** | [3.7 (11 ratings)](https://appshunter.io/ios/app/standard-deviation-calc-sd/id1497525733/reviews) |
| Number of ratings | **95** | 11 |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 33 MB | 2 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Noriyasu Kutsuzawa](https://appshunter.io/developer/668500806) | [Phan Nhat Đang](https://appshunter.io/developer/1437390098) |

## What reviewers say

### Calculator PanecalST

[App page](https://appshunter.io/ios/app/calculator-panecalst/id702821889)

This calculator allows you to view and edit complex formulas with ease. It prevents errors by letting you check entries as you type and reuse past calculations by modifying values. Navigate and edit expressions quickly with a cursor and intuitive controls.

**Highlights:** Edit formulas as you type, Reuse past calculations, Navigate and edit with cursor, Cut, copy, and paste expressions, Time and tax calculations, History of expressions and answers

**Features:** Vision Pro support

**In-app purchases:** none


### Standard Deviation Calc

[App page](https://appshunter.io/ios/app/standard-deviation-calc-sd/id1497525733)

Calculate standard deviation for sample or population data. Input numerical values to find standard deviation, count, sum, mean, variance, and more. Get quick statistical insights with this easy-to-use tool.

**Highlights:** Calculate standard deviation, Sample or population data, Compute mean and variance, Count numerical values, Sum of numbers, List of differences

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |


## Frequently asked questions

### Is Calculator PanecalST free?

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

### Is Standard Deviation Calc free?

Standard Deviation Calc is free to download, with in-app purchases available.

### Which has better reviews, Calculator PanecalST or Standard Deviation Calc?

Calculator PanecalST is rated higher. Calculator PanecalST averages 4.8 out of 5 from 95 ratings, while Standard Deviation Calc averages 3.7 from 11 ratings.

### Do Calculator PanecalST or Standard Deviation Calc have ads?

Calculator PanecalST shows ads; Standard Deviation Calc does not.

### Which is updated more often, Calculator PanecalST or Standard Deviation Calc?

Calculator PanecalST ships an update every 3 months, and Standard Deviation Calc every 5 months. Most recently, Calculator PanecalST was updated on October 19, 2026 and Standard Deviation Calc on October 8, 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.*