# Extraordinary Calculator vs PGDSP

The clearest difference is price: PGDSP at Free against Extraordinary Calculator's $99.99. Extraordinary Calculator's advantage is update cadence (every 3 weeks vs every 2 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

PGDSP is free to download; Extraordinary Calculator costs $99.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Extraordinary Calculator ships an update every 3 weeks, PGDSP every 2 months. The most recent releases landed on October 10, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Extraordinary Calculator | PGDSP |
| --- | --- | --- |
| Price | $99.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/extraordinary-calculator/id6444765223/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Paid | — |
| Size | 48 MB | 7 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [奇锴 舒](https://appshunter.io/developer/1602906153) | [PGDSP](https://appshunter.io/developer/1848517134) |

## What reviewers say

### Extraordinary Calculator

[App page](https://appshunter.io/ios/app/extraordinary-calculator/id6444765223)

A powerful and intuitive calculator designed for speed and ease of use. Perform continuous addition, subtraction, multiplication, and division with a clean interface. Offers a convenient and efficient calculation experience.

**Highlights:** Continuous addition, Continuous subtraction, Continuous multiplication, Continuous division, Clean interface, Fast performance

**Features:** macOS Compatibility

**In-app purchases:** none


### PGDSP

[App page](https://appshunter.io/ios/app/pgdsp-508/id6754499894)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Extraordinary Calculator free?

Extraordinary Calculator costs $99.99, with no in-app purchases.

### Is PGDSP free?

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

### Do Extraordinary Calculator or PGDSP have ads?

Neither Extraordinary Calculator nor PGDSP shows ads.

### Which is updated more often, Extraordinary Calculator or PGDSP?

Extraordinary Calculator ships an update every 3 weeks, and PGDSP every 2 months. Most recently, Extraordinary Calculator was updated on October 10, 2026 and PGDSP on October 4, 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.*