No. The TIFF stores the JPG's pixels exactly without recompressing, but it can't restore detail the JPG already lost.
Because it is saved uncompressed, which is how almost every print and archiving program accepts it.
Yes, the JPG to TIFF Converter tool is 100% free, unlimited and requires no sign up or installation.
No. Every operation on Toolkoa is processed privately and locally, directly in your own browser.
Nothing to install. JPG to TIFF Converter runs in any modern desktop or mobile browser, and once the page has loaded you can keep using it without relying on the connection.
