Noizio - Feeling that the noise of the big city is too much for you to bear?

Ziflow - Online Proofing software from Ziflow keeps teams connected and collaborating by providing a single source of truth for creative review and approval.

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.

PageProof - Online proofing of anything and everything, made simple. Streamline feedback for easy collaboration, secure workflows, and faster approvals. PageProof. The smarter way to review.

zenmix.io - Ambient background sound generator

Approval Studio - approval workflow tracking, artwork approval, asset review, design review, design review feedback, design revisions image annotations, onlineb proofing, pdf annotation,preview images, project managment