The Handbook is a travel allowance app for Android developed by Pradeep Muthuswamy. It falls under the Business & Productivity category and is available for free. The app is designed to help employees cover their living expenses when traveling out of their headquarters for work.

The app is based on the Gazette notification of 7cpc, which is freely available on the internet. It provides details of hotels based on information available on the internet. The developer is not responsible for any hotels refusing any such packages. The Handbook is a useful tool for employees who need to keep track of their travel expenses and ensure that they are reimbursed accordingly. It offers an easy and efficient way to manage travel allowances and expenses, making it an essential app for any business traveler.