As your source of income is from Profession (Advocate), you are eligible to claim deduction of only those expenses incurred wholly and solely for the purpose of your Profession, namely: Electricity, society maintenance charge, telephone charge, books and periodicals, local conveyance, food, etc. I have not known of any software containing the above mentioned fields as required by you, but should you need any assistance in filing your Returns, please get in touch with me via email.