gas mask

Mask My IP hides your real IP and protects your online security and privacy.

Gas Mileage Tracker - Track MPG for multiple cars and vehicles.

Calculate the sonic velocity of a specified gas flowing in a pipe.

If you need to mask all but the last 4 digits of a nubmer.

Access blocked Web sites, hide your IP address, surf on the internet anonymously.

Securely store your user names, passwords etc., and paste directly into forms

EnCalcGU calculates the actual and predicted cost and CO2 of gas used

Save money by comparing fuel prices and refueling at the cheapest gas station.

Replace links to Outlook attachments with linked files by mask.

Can create folders formating their names with current date and time as a mask.