The phrase "allow users to swap" is correct and usable in written English.
It can be used in contexts where you are describing a feature or functionality that enables users to exchange or trade items, options, or settings.
Example: "The new app update will allow users to swap their favorite playlists with friends."
Alternatives: "enable users to exchange" or "permit users to trade".
The technology will allow users to swap thousands of music tracks in seconds instead of minutes or even hours.
Some hear an echo of Mr. Valenti's doom-saying in the entertainment industry's recent lawsuits against Web sites that allow users to swap music and movies and to decrypt DVD's.
The fact that they allow users to swap files without being detected makes them perfect for pirates.
The biggest differentiator between the two company's players is the Zune's built-in wireless capability, which will allow users to swap music back and forth with each other.
Swaptree will allow users to swap media items (books, CDs, DVDs and video games) with other users without the use of cash.
Ultimately, Feather's vision is to start selling complete furniture packages and a monthly membership fee that will allow users to swap out furniture as they choose.
The Universal Music Group said yesterday that it had filed lawsuits against the online video-sharing sites Grouper and Bolt, accusing them of allowing users to swap pirated versions of its musicians' videos.
On February 20th the troubled company, whose software allows users to swap free music files online, revealed the details of the offer it has been making to the record industry, which wants to shut it down.
Although LimeWire, the file-sharing service that allows users to swap music that is a major descendant of Napster, is on the verge of vanishing in its current form, the company will continue negotiations with the major music companies about a licensing deal to offer music legally for sale with a subscription service.
