Why the Game Does Not Need to Cheat
A payout of about 1.95 on an even-money bet earns the operator a steady percentage of everything staked, forever, with no risk and no need to interfere in any individual round. Rigging would add legal exposure and technical complexity to a business that is already comfortably profitable without it. Understanding this is genuinely reassuring in one narrow sense and not at all in another: the rounds are probably fair, and the arithmetic still means you lose over time.
Which is why "is it safe" deserves splitting. The mechanic being honest tells you nothing about whether a particular operator pays out, and the operator paying out tells you nothing about whether playing is a sensible use of money.
What Convinces Us a Build Is Sound
Four things together. Rounds visible before registration. A published payout matching other builds. An identifiable company somewhere that is not the site's own marketing copy. And a completed withdrawal at a small amount. A build with all four has earned ordinary consumer trust; one missing two or more has not, however polished the interface looks.
For the checks applied to files rather than sites, see the install guide. For the format itself and the arithmetic behind it, start at the home page.