If you can't find a free version of Septimus that fits your budget, consider these similar "Roman-style" fonts that are often available for free on sites like Google Fonts or FontSquirrel: A popular choice for a contemporary Roman feel.
When searching for premium fonts like Septimus, you’ll often find websites promising "free full downloads." However, it is important to be cautious.
Often, you can use these fonts for free or at a low cost through subscription services like Adobe Fonts (included with Creative Cloud) or Google Fonts (though Septimus specifically may not be there, similar alternatives are).
These are the standard marketplaces for professional type. They often have sales or "free weights" available.
To ensure you get a clean, high-resolution file (OTF or TTF) without malware risks, stick to reputable font distributors:
A high-quality font designed for classicists and scholars.
Occasionally, type designers release older versions or "inspired-by" versions of classic fonts for free to the community. Top Alternatives to Septimus (Free for Personal Use)