Comparison

Protogramma ProtoMobile vs Calculus +

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

Head to head
About

Protogramma ProtoMobile

Features
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The latest Protogramma app, ProtoMobile, enables you to connect from your smartphone to your business data, whichever ERP software you use. The app functions both online and offline, giving you the freedom to access your business database and data from everywhere! You can: • See your orders. • Enter a new order. • View details of your customers and suppliers. • View transactions and balances. • Manage your appointments. • Register any CRM action you wish. • See important information for you KPI indicators. • Register inventories etc. With ProtoMobile, you give your sales team the ability to be more productive and have access to critical information, giving them the ability to make more sales, with less complex procedures, while sending and receiving important information to the back office in real time.

About

Calculus +

Read full description

Calculus + transforms complex calculations into organized, reusable workflows through customizable calculation templates and step-by-step formula building. Key Features: • Create calculation templates with multiple sequential steps, each containing custom inputs and automated formula calculations • Build complex formulas using an intuitive visual interface with dedicated tabs for inputs, previous results, mathematical operators, and numbers • Organize your calculation workflows by reordering templates and steps through simple drag-and-drop functionality • 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

Protogramma ProtoMobile4 screens
Calculus +3 screens

Verdict

The call

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

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

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

UpkeepUpdate frequency

Protogramma ProtoMobile ships an update monthly, Calculus + daily. The most recent releases landed on September 12, 2026 and September 18, 2026 respectively.

Scorecard1 real difference Ā· 5 level
Protogramma ProtoMobile versus Calculus +: the parameters behind the verdict, then further details
ParameterProtogramma ProtoMobileCalculus +
PriceFreeFree
Update frequencyMonthlyDaily — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.2 — better15.6
Further details — not scored
Size300 MB8 MB
Age rating4++4
DeveloperProtogramma Informatics single member P.C.KeoGlobal

In-app purchases

None

Protogramma ProtoMobile

No in-app purchases

None

Calculus +

No in-app purchases

Questions

Is Protogramma ProtoMobile free?
Protogramma ProtoMobile is free to download, with no in-app purchases.
Is Calculus + free?
Calculus + is free to download, with no in-app purchases.
Do Protogramma ProtoMobile or Calculus + have ads?
Neither Protogramma ProtoMobile nor Calculus + shows ads.
Which is updated more often, Protogramma ProtoMobile or Calculus +?
Protogramma ProtoMobile ships an update monthly, and Calculus + daily. Most recently, Protogramma ProtoMobile was updated on September 12, 2026 and Calculus + on September 18, 2026.

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