The phrase "less clutter" means having fewer things or unnecessary items in a space, making it neater, tidier, and easier to find what you need. Full definition
All - wheel - drive and a better user interface with less clutter in the center console stood out as anomalies in an otherwise perfect midsize sedan package. (theintelligentdriver.com)
This summer I've found myself craving more simplicity in our home, which for me means less clutter, more open space, and simpler decor. (lovegrowswild.com)