The disclosure of is about the approach and architecture of an off-line payment solution where the payer and the receiver of money transact using mobile or a computer based application or program and one-time code generated and shared via SMS or MMS or voice services or similar. The payer and the receiver both are registered in the same ecosystem through their registered mobile numbers and the associated account of theirs is verified through digital signature or a person verifying their KYC (Know-Your - Customer) or valid identification and related document at the time of registration. The payer and the seller both have two different applications or the same application with different views for payment requester and payer, on their registered mobile phones where the payers application primarily helps sending money and the receivers application primarily verifies and receives money from the user.
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