Free Invoice Generator - A free invoice generator for startups
Defonic - Create a unique sound environment at home or in the office
Raindrop.io - All your articles, photos, video & content from web & apps in one place.
Noisli - Noisli is a fantastic background noise and color generator for working and relaxing. Online soothing ambient sounds like White noise, Rain and Coffee Shop.
Invoice Maker - Generate your invoices online for free
Noizio - Feeling that the noise of the big city is too much for you to bear?