ValveDyn Pro licensing
A 12-month licence, one engineer, everything unlocked — support and updates included. Tell us what you need and we'll send a written quote.
What a licence includes
Full engine, no feature gates
A licence key unlocks the complete application: multistage machines, the global optimizer, client-ready PDF reports and the AI engineering assistant — the same physics engine, with nothing held back.
| Trial | Licensed | |
|---|---|---|
| Single-stage valve dynamics (RK4 ODE) | ✓ | ✓ |
| Stability criteria & health scoring | ✓ | ✓ |
| Wear & life prediction | ✓ | ✓ |
| Material selection engine | ✓ | ✓ |
| Multistage projects | — | ✓ |
| Global optimizer | — | ✓ |
| Client-ready PDF export | — | ✓ |
| Support & updates | — | ✓ |
| Term | 30 days | 12 months |
Licence terms at a glance
- One licence key, one computer — additional seats quoted per engineer
- Fixed 12-month term, renewable
- Support and updates included for the active term
- Works offline — no permanent internet connection required
- Pricing on request — quoted per company, based on seats and scope
Licensor: Igor Sapogov Kaydanik (autónomo), trading as Kaydani Compressor Engineering, Barcelona, Spain · NIF ES61377993D. Use of the software is governed by the ValveDyn Pro End User Licence Agreement (PDF), also supplied with every quote.
Invoicing & VAT
Quotes are issued in EUR against a written order form, payable by bank transfer.
- Spain — invoiced with Spanish VAT
- EU businesses — invoiced with VAT; supply a valid EU VAT number with your request
- Outside the EU — invoiced without VAT (export of services)
Your country and VAT number determine the treatment applied on the invoice, so please include them below.
Request a quote
Licence enquiry
We reply with a written quote and the licence agreement. Fields marked * are required.
Not ready to buy?
Run the 30-day trial first — single-stage analysis, no card required.
On Windows?
ValveDyn Pro is a native Mac application, but you have options: run the same engine free in your browser, or have us carry out the assessment for you as an engineering service. You can also register interest in a Windows version — demand decides whether it gets built.