calculation needed from a marketing strategist for the potential sales volume of a web based software

Job ID: 36219894

Budget: $30 – $250 USD

Our company has developed a web based cabinet maker tool:
https://couchinthewoods.de/wp-content/web-cabinet-maker/

The release is planned in about 6 months.
We need a rough estimate of how many versions can be sold per month for a time frame of 2 Years.
The monthly marketing budget should be about 15,000 USD.
The software will be available in 8 languages (german, english, spanish, french, italian, portugal, polish, dutch).
The current costs of the development is 100.000usd and the ongoing costs about 5000usd.
The target group is carpenters and furniture makers.
Buyers of the software will get their own subdomain, for example company-xy.mregio.com.
The price will be 2000 USD including lifetime updates, plus 100 USD hosting fees per year.