Apple will introduce new versions of iOS and OS X at its annual developer's conference.
Apple's Online Store in U.S. Now Listing All iPhone 6 and 6 Plus Models as In Stock
Last month, shipping estimates for the 16/64GB iPhone 6 and iPhone 6 Plus improved drastically, with estimates improving to 3 to 5 days in early December and jumping to 1 to 3 day and 1 day estimates later in the month. The larger-capacity 128GB devices were somewhat constrained throughout the month, with estimates remaining at 7 to 10 days and jumping to 3 to 5 days in December.
Apple's Online Store in the United Kingdom, France, and Germany are also listing both devices as in stock. Meanwhile, the company's other stores in Australia, New Zealand, Canada, Mexico are showing a shipping estimate of 1 business day.
The iPhone 6 and iPhone 6 Plus have experienced severely constrained supplies since their launch in September, with Apple working to improve available supply. Apple was even said to be delaying mass production on its larger-screen iPad Pro to puts its efforts towards the iPhone 6 Plus.