Yu had started the registration for the Yutopia earlier in November itself.
This announcement came nine months after Xiaomi joined hands with Microsoft to test the Windows 10 on its phones.
Even under Rs 7,000, phones now offer huge 2 GB RAM, 4000 mAh battery and other such high end features.
LG Zero has been introduced in Korea and will gradually be rolled out in Asia, Europe and Latin America.
The purported Nokia C1 is said to come in two size variants as well as in Android and Windows models.
There are three other offers offering 1GB, 3GB and 7.5GB of unlimited 2G or 3G data.
You can exchange your old smartphone for a OnePlus One, 2 or X.
The Nokia 230 is armed with some useful tools like calculator, recorder, clock, calender, flash light, Facebook, Twitter and Opera Mini browser.
Here are the devices that were launched earlier this week.
After Micromax, Lava has now launched a smartphone with 3 GB RAM which has been found listed on an e-retailer's website.