- Does the plugin support arabic, hebrew, greek, cyrillic and other non-latin alphabets?
Yes, it does.
- Is there any subscription based payment after the purchase?
No. Once you get it, it is for lifetime using.
- Does the plugin display the prices after taxes?
Yes, it is optional setting. You can include/exclude taxes from displayed prices in search box.
- Is it only frontend search solution? What happens after pressing an enter?
Since 1.5.* the plugin can provide backend search results too.