Introduction, comparison, and validation of Meta‐Essentials: A free and simple tool for meta‐analysis

We present a new tool for meta‐analysis, Meta‐Essentials , which is free of charge and easy to use. In this paper, we introduce the tool and compare its features to other tools for meta‐analysis. We also provide detailed information on the validation of the tool. Although free of charge and simple, Meta‐Essentials automatically calculates effect sizes from a wide range of statistics and can be used for a wide range of meta‐analysis applications,...