eChhawani is a free Android app developed by Defence Estates MoD Government of India for citizens of Cantonment boards. With this app, users can easily lodge a complaint with their cantonment board, apply for a Trade License, make payments, and download challans, receipts, and Trade License. Furthermore, users can apply, track, and get a water or sewerage connection right from their phone.

The app simplifies the complaint submission process, allowing users to track their complaints, receive regular updates, and ensure speedy resolution. The Trade License application process is also simplified, with users being able to pay the License fee and download their Trade License directly from the app. The app also provides hassle-free transactions, allowing users to download challans, make payments, and download receipts from their mobile device. With eChhawani, Cantonment board citizens have a convenient tool to improve their Cantonment board experience.