Open Unsaved in Whatsapp is a free Android application developed by Tregix Pvt Limited. It falls under the category of Utilities & Tools and is designed to help users easily open numbers in Whatsapp even if they are not saved in their contact list.

The app is simple to use - all you have to do is enter the number with the country code in the dialog box and click open. Additionally, the app also allows users to send messages, images, videos, and other media to themselves by entering their own number with the country code.

Overall, Open Unsaved in Whatsapp is a useful tool for anyone who wants to quickly open a number in Whatsapp without having to save it in their contact list first. The app is straightforward and does exactly what it promises. However, it should be noted that the app does not provide any additional features beyond opening numbers in Whatsapp, and there are no instructions or FAQs included in the app to help users who may have questions or issues.