Focused tools for recurring calculations and structured numerical work.
Calculator.
A focused cross-platform desktop program for clear, dependable financial calculations on macOS, Windows and Linux.

A direct workspace between a financial question and a result you can inspect.
Calculator is a focused desktop program for repeatable financial calculations. It organises inputs, methods and outputs so people can move quickly without losing sight of how a result was produced.
One product model designed to belong in a desktop workflow.
Inputs and outputs remain connected enough to review with confidence.
Speed is useful when the route to the result stays visible.
Calculator removes interface noise while preserving the information needed to verify, compare and reuse a calculation.
Start from the financial question
Variables are grouped around the task so users can understand what is required before entering data.
Results designed for review
Hierarchy and numerical structure make answers easier to inspect and compare.
A focused professional surface
The program is being designed to sit naturally beside research, documents and decision work.
Define the question. Keep the assumptions. Understand the answer.
The workflow makes every stage distinct enough to revisit without turning a simple task into a complex model.
- 01Define
Choose the calculation that matches the actual financial question.
- 02Input
Enter variables in a structured, task-specific context.
- 03Calculate
Produce the result through a consistent and repeatable method.
- 04Review
Check assumptions and compare the result before using it elsewhere.
For people who repeat financial work and want less friction around it.
Calculator is intended for finance-minded professionals, investors and builders who need direct calculations without losing context.
- 01
Recurring financial calculations
- 02
Fast comparison of structured inputs
- 03
A desktop tool that complements—not hides—professional judgement
Not yet available. No download is being implied.
Calculator is in development for macOS, Windows and Linux. Official builds, requirements and integrity information will appear in Viotus Downloads only when a public version is ready. Calculator provides analytical tooling, not financial advice.