Virtual Coin Flip
模拟掷硬币：正面还是反面。
Frequently Asked Questions
Is the 掷硬币 free to use?
Yes, the 掷硬币 on Allio Tools is completely free with no sign-up or registration required. It works directly in your browser.
How does the 掷硬币 work?
模拟掷硬币：正面还是反面。 No data is sent to a server — everything runs locally in your browser for maximum privacy and speed.
Do I need to install anything to use the 掷硬币?
No installation needed. The 掷硬币 runs entirely in your web browser on any device — desktop, tablet, or mobile.
Is my data safe when using the 掷硬币?
Completely safe. The 掷硬币 processes everything locally in your browser. No input data, results, or usage information is ever transmitted to or stored on any server.
Does the 掷硬币 work offline?
After the page loads for the first time, the 掷硬币 works without an internet connection for all client-side processing. Tools that fetch live external data (such as DNS or WHOIS lookups) require an active connection.
Are the results from the 掷硬币 truly random?
Yes. The 掷硬币 uses your browser's built-in cryptographically seeded random number generator, which provides high-quality unpredictable randomness suitable for games and fair decisions.