Comparison

Go Calc vs Pason

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Go Calc

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
Read full description

EMPOWER YOUR BUSINESS - Throw away your old calculators. Transform everyday calculations. Create calculators for your business right on your iPhone or iPad. Create your own calculator apps right on your iPhone or iPad. In minutes your business specific calculations become a breeze. Create a calculator for each type of problem you need to solve using formula similar to those found in spreadsheets. Go Calc has been helping businesses like yours get the right answers since 2008: "It turned into a mission-critical app when I created a set of formulas for all my estimating and billing." "I own a Retail store and have to work out margins every day." "I use this app nearly every day for scuba gas blending. It saves a huge amount of time." "I have several elaborate pricing formulas that I use at work. ... I can quickly adjust two simple numbers, my price and my markup ... and give me a suggested price." "I created several functions that make it easier to interpret logistic regression results, and it works like a charm!" "I work in the Road Construction industry and have not found anything close to this app." "This app has made my job so much easier and almost fun." Examples of calculators you could create: * Quickly work out potential profit when negotiating with a customer * Estimate costs using a set of business specific variables * Determine how much of a consumable you need Go Calc allows you to quickly create new calculations by setting up variables and formulas on your iPhone or iPad. Creating a new calculator is easy: 1. Tap to add a new calculator 2. Give it a name 3. Add some variables (the inputs to the calculations) 4. Create one or more formulas to get your results 5. Go Calc! Each calculator you create can be reused again and again. Calculators can be easily found by filing them into categories. Formulas in Go Calc share much with the formulas you write in your favorite spreadsheet. Over 50 functions can be used including IF, MAX, SIN, LOG, IPMT, RANDBETWEEN. Import and export your calculations. Backup all your calculations easily and without the need to install any software on your PC or Mac. Create calculators and then share them with other Go Calc users in your business.

About

Pason

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
Read full description

Pason Live delivers your real-time drilling data to you anytime, anywhere. It provides fast and secure data access enabling you to make time-sensitive decisions about your active wells when it matters most. - Secure access to your real-time data - Enhance your data view with the customizable display - View memos for more information about your well Use Pason Live to access your well information: - Access real-time well information securely via 1-second updates - Display a list of all your active wells with drilled depth for each well - Keep your well data secure with encrypted data transmission Customize your display to better view your data: - Zoom in and out on details of a graph - View data in boxes view - Customize the scale settings for your drilling parameters - Configure predefined templates to save and quickly access your preferred trace views - Choose units for your drilling parameters and define your trace colors View memos for more information about your well: - View a complete list of memos for a well - View memos in the trace view - Select and read individual memos - Send memos to the rig Pason, the Pason stylized logo and Live are trademarks of Pason Systems Corp.

Screenshots

Go Calc4 screens
Pason4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
Go Calc versus Pason: the parameters behind the verdict, then further details
ParameterGo CalcPason
Price$9.99Free — better
Rating4.4 (19 ratings)4.6 (21 ratings) — better
Positive reviews92.0% of reviews — better85.7% of reviews
Number of ratings1921 — better
Update frequencyEvery 3 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size2 MB61 MB
Age rating4+4+
DeveloperApps On The Move LimitedPason Systems Corp

Customer experience

Go Calc

All ratings19 ratings
Positive84.2%
Neutral5.3%
Negative10.5%
Written reviews88 reviews
Positive92.0%
Neutral2.3%
Negative5.7%

Pason

All ratings21 ratings
Positive90.5%
Neutral0.0%
Negative9.5%
Written reviews14 reviews
Positive85.7%
Neutral0.0%
Negative14.3%

In-app purchases

None

Go Calc

No in-app purchases

None

Pason

No in-app purchases

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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