Visual Inspector is the treasure chest for designers and website owners that will help you save a ton of time to edit your website.
This awesome application has many functions that you will love to use. You will be able to fix design bugs while you inspect and measure design properties, you will be able to get pixel-perfect details from styling like colors, fonts, padding, etc. you will be able to make design and edit test inline and can also export design assets straight away. You will also be able to discuss changes remotely without having to leave your website.
Another stunning feature is the annotate and share features where you can sync all changes to the cloud where you can access your work easily from any other device anywhere, adding comments to the page and helping you to manage all your design changes in a place.
You can share changes through a link remotely, you can also send changes and comments with stakeholders while they review the changes. You can also resolve or discuss the changes straight away.
See the demo below:
This app will be the best approach to a pixel perfect website.