A heuristic evaluation is a detailed analysis of your app’s user interface and overall user experience. It is judged using predetermined qualitative criteria (AKA heuristics), which are derived from usability principles.

Visibilitysibility of system status

Match between system and the real world

User control and freedom

Consistency and standards

Error prevention

Recognition rather than recall

Flexibility and efficiency of use

Aesthetic and minimalist design

Help users recognize, diagnose, and recover from errors

Help and documentation