# Simulkit · Free simulators: real estate, savings, SLA

> Rent or buy, compound interest, SLA downtime and more: free, detailed simulators that work offline. Compare scenarios side by side and share them with a link.

- Interactive version: https://simulkit.com/en
- Other languages: [Français](https://simulkit.com/fr.md)

## Real estate

- [Rent or buy?](https://simulkit.com/en/rent-or-buy.md): Should you rent or buy your home? Compare your net worth in both cases, find the break-even year and the break-even rent. Free, no sign-up.

## Savings and investing

- [Compound interest](https://simulkit.com/en/compound-interest.md): Simulate how your savings grow with compound interest and monthly contributions: final balance, interest earned, value after tax and inflation.

## IT operations

- [SLA calculator](https://simulkit.com/en/sla-calculator.md): Turn an SLA (99.9%, 99.99%...) into allowed downtime per day, week, month, quarter and year. Remaining error budget and the cost of your dependencies.