The phrase "a pair of applications" is correct and usable in written English.
You can use it when referring to two related software programs or tools that are designed to work together or serve a similar purpose.
Example: "For this project, we will need a pair of applications to manage our data and analyze the results effectively."
Alternatives: "two applications" or "a duo of applications".
The game is one of a pair of applications for the iPhone from Tapulous, an eight-person Palo Alto, Calif.-based start-up.
To help solve this problem, Movile has introduced a pair of applications that will help users connect to free Wi-Fi networks.
But out of all of them, by far the most visually impressive was a pair of applications put together by Microsoft.
In less than 72 hours, two small teams managed to put together a pair of applications built on the new Facebook APIs that really show off just how robust a Facebook application can be.
For a two-month period from mid-June to mid-August, we submitted a pair of applications for each suitable job posting in each of our three occupations in each of our six locations.
On the other hand, when a firm received a pair of applications in which the minority candidate had local education when the Han did not, it was more likely to call back both candidates.
A pair of patent applications shows how Apple is hard at work on both text-to-speech and speech-to-text converters that could make it possible for you to answer the phone in that crowded bar or, for that matter, in a pin-drop quiet library.
On July 28 2009, a pair of iPhone applications that offered support for Google Voice were unceremoniously, and without warning, removed from Apple's App Store.
Fortunately, a pair of mobile applications, Felt and Punkpost, are solving this problem by allowing you to craft personalized note cards from your phone, with ink that looks like you actually wrote it yourself.
What could help GroupCall stand above the others are a pair of related applications working off the same robust backend, which Schwartz tells can handle up to 100,000 concurrent phone calls.
This morning Yahoo has released a pair of new applications that tap into Fire Eagle, Yahoo's ambitious geo-location system that allows a wide variety of web services to share your location data (after being granted permission to do so).
