Thursday

Simple online tests for reaction time, memory, and focus

Turn abstract probability and statistics concepts into visible, easy-to-understand content with fun interactive visual demos. Master core probabilistic thinking, and dive deep into classic theories including the Law of Large Numbers, Bayes' Theorem,

Track your daily energy consumption and replenishment, making energy management as simple as checking a dashboard.

Real-time AI face swap for streaming & video calls, no GPU needed.

Free, ad-free, locally run all-in-one online toolkit, the ultimate productivity booster for office work and development tasks.

Vast library of AI art prompts, plus image-to-prompt conversion to turn any reference image into usable keywords.