Zoho Creator Purchase Request App -- 2

I need a purchase request application in Zoho Creator that handles all types of purchases (office supplies, services, IT equipment, etc.). Essential Features: - Multi-level approval Workflow - Cost estimation - Reporting - Ability enter notes at each level - Email Alerts - Web/Android App Interface - Excel Upload of old data Approval rules are predefined and consistent across all categories. Ideal Skills & Experience: - Proficiency in Zoho Creator - Experience with rule-based approval workflows - Strong reporting and cost estimation capabilities - Prior development of similar applications is a plus