e-Belge is a free productivity application developed by Uyumsoft Bilgi Sistemleri ve Teknolojileri for Android 13.0 and above. The app lets you create, save, and send invoices directly from your mobile device. You can also view, edit, download, and send previously saved documents from the draft screen. The sent box screen lists all the invoices you have signed and sent. From here, you can track your sent invoices and perform actions such as sending them to the recipient's email, viewing and downloading them. Additionally, the app provides integration with the GIB e-Archive portal, enabling seamless access to your portal account from your mobile device.