# Go Calc vs Pason

The clearest difference is price: Pason at Free against Go Calc's $9.99. Pason also leads on update cadence (every 6 weeks vs every 3 months). Go Calc's advantage is iOS requirement (13.0 vs 15.0). On rating, review sentiment, ratings volume and ads there is nothing between them.

Pason is free to download; Go Calc costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pason holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 19 and 21 respectively. Written reviews complicate that: 92% of Go Calc's written reviews are positive against 86% of Pason's, so the app with the better star average is not the one people write more warmly about.

Go Calc ships an update every 3 months, Pason every 6 weeks. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Go Calc | Pason |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [4.4 (19 ratings)](https://appshunter.io/ios/app/go-calc/id286287080/reviews) | **[4.6 (21 ratings)](https://appshunter.io/ios/app/pason/id6502012087/reviews)** |
| Number of ratings | 19 | **21** |
| Positive reviews | **92.0% of reviews** | 85.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Paid | **Free** |
| Size | 2 MB | 61 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Apps On The Move Limited](https://appshunter.io/developer/284968385) | [Pason Systems Corp](https://appshunter.io/developer/867039732) |

## What reviewers say

### Go Calc

[App page](https://appshunter.io/ios/app/go-calc/id286287080)

Build custom calculator apps for your business directly on your iPhone or iPad. Easily create calculators for specific business needs using spreadsheet-like formulas. Save time and get accurate answers for estimating, pricing, and more.

**Highlights:** Create custom calculator apps, Use spreadsheet-like formulas, Define variables and formulas, Over 50 built-in functions, Import and export calculations, Share calculators with others

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

**In-app purchases:** none


### Pason

[App page](https://appshunter.io/ios/app/pason/id6502012087)

Access real-time drilling data for your active wells anytime, anywhere. Securely view well information, customize data displays, and manage memos for informed, time-sensitive decisions.

**Highlights:** Real-time drilling data access, Secure data transmission, Customizable data display, Well memo viewing and sending, 1-second data updates, Drilled depth per well

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

**In-app purchases:** none


## Frequently asked questions

### Is Go Calc free?

Go Calc costs $9.99, with no in-app purchases.

### Is Pason free?

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

### Which has better reviews, Go Calc or Pason?

Pason is rated higher. Go Calc averages 4.4 out of 5 from 19 ratings, while Pason averages 4.6 from 21 ratings.

### Do Go Calc or Pason have ads?

Neither Go Calc nor Pason shows ads.

### Which is updated more often, Go Calc or Pason?

Go Calc ships an update every 3 months, and Pason every 6 weeks. Most recently, Go Calc was updated on October 15, 2026 and Pason on October 14, 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.*