NeKoSys

Property service charges.
Clearly in view.

For people who let their own properties: NeKoSys helps organise properties, tenancies and costs, and turn them into an understandable service charge statement.

Our own product.
For real everyday needs.

NeKoSys is a desktop application for Windows, macOS and Linux. It supports you from entering data to producing a PDF or printed statement.

  • Manage properties, tenants and individual shared-house tenancies
  • Allocate costs and advance payments transparently
  • Keep track of tenants moving in and out
  • Work with local data and create backups

Initial activation and regular licence confirmation require an internet connection. Details of system requirements and functions are available on the product website.

NeKoSysILLUSTRATIVE EXAMPLE
Your statement. Clearly in view.Example property · Accounting year 2025
Example data
Fictional example of a €850 share of costs
Cost categoryYour share
Heating & hot water€460.00
Water & wastewater€210.00
Other operating costs€180.00
Total share of costs€850.00
Advance payments: €960.00

Tenant credit

€110.00
Local data · clear outputPDF & print ↗

A simple calculation example

Tenant credit
€110.00

A simplified example using fictional amounts only. Nothing is stored or transmitted. The software assists with calculation; whether particular costs can be charged must be assessed separately.

Current product status

Closed testing phase.
Designed for everyday use.

NeKoSys is currently being evaluated in a closed testing phase. Sales, pre-orders and public product downloads are not yet available.

Would you like to contribute feedback from managing your own properties? The official product website offers a test team application and information about Standard and Pro.

Frequently asked questions

Good to know.

Can I buy NeKoSys yet?

Not yet. Public sales are not available. You can apply to join the closed test team through the official product website.

Which computers is NeKoSys being developed for?

For Windows, macOS and Linux. The supported operating system versions and processor architectures are listed at nekosys.shop.

Is this the actual application interface?

The statement shown is a simplified, illustrative example with fictional values. It demonstrates the relationship between allocated costs, advance payments and the balance.

Where can I get support?

Use the official NeKoSys support form or email support@nekosys.shop.

The official NeKoSys product website is currently in German.

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to move forward?

New software, a technical decision or IT leadership support: tell us where you stand.

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