SlipStick is an iPhone application developed by Steve Glenner that brings back the nostalgia of the classic slide rule, a fundamental engineering tool. This digital replica of the manual calculating device offers engineers and math students a quick solution for multiplication, division, logarithm, and trigonometry calculations. Before the era of electronic calculators, the slide rule was a staple in the toolset of professionals and learners alike.

With SlipStick, users can experience the efficiency and simplicity of the traditional slide rule in a convenient digital format. This educational app pays homage to the ingenuity and practicality of the past, providing a unique way to engage with mathematical concepts on modern devices.