Comparison

Calculus vs Calculus +

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

Head to head
About

Calculus

Features
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Manage your Calculus IoT platform from anywhere with the Calculus mobile app. Keep your business in view wherever you are โ€” follow your dashboards, dive into the data from your most valuable assets, and receive push notifications the moment your configured alerts are triggered. The app gives you secure mobile access to your complete Calculus environment. Projects, dashboards, asset locations and real-time device data are all a tap away, and you stay signed in โ€” no logging in every time you want a quick look. Push notifications keep you connected to what matters most: โ€ข Be alerted on your phone the instant a configured alert fires. โ€ข Get notified when a work item is assigned to you, and follow up on its progress from anywhere. On-site or on the other side of the world, the Calculus app keeps your operations within reach.

About

Calculus +

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Calculus + transforms complex calculations into organized, reusable workflows through customizable calculation templates and step-by-step formula building. Key Features: โ€ข Create calculation templates with multiple sequential steps, each containing custom inputs and automated formula calculations โ€ข Build complex formulas using an intuitive visual interface with dedicated tabs for inputs, previous results, mathematical operators, and numbers โ€ข Organize your calculation workflows by reordering templates and steps through simple drag-and-drop functionality โ€ข Adapt to your preferences with dark/light mode support and professional interface design optimized for iOS Perfect for retail professionals, financial analysts, and anyone requiring systematic calculations with consistent accuracy and workflow efficiency.

Screenshots

Calculus4 screens
Calculus +3 screens

Verdict

The call

The clearest difference is update cadence: Calculus + at daily against Calculus's every 38 months. On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

Calculus ships an update every 38 months, Calculus + daily. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

Scorecard1 real difference ยท 5 level
Calculus versus Calculus +: the parameters behind the verdict, then further details
ParameterCalculusCalculus +
PriceFreeFree
Update frequencyEvery 38 monthsDaily โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.2 โ€” better15.6
Further details โ€” not scored
Size66 MB8 MB
Age rating4++4
DeveloperCalculusKeoGlobal

In-app purchases

None

Calculus

No in-app purchases

None

Calculus +

No in-app purchases

Questions

Is Calculus free?
Calculus is free to download, with no in-app purchases.
Is Calculus + free?
Calculus + is free to download, with no in-app purchases.
Do Calculus or Calculus + have ads?
Neither Calculus nor Calculus + shows ads.
Which is updated more often, Calculus or Calculus +?
Calculus ships an update every 38 months, and Calculus + daily. Most recently, Calculus was updated on October 29, 2026 and Calculus + on October 28, 2026.

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