Interior designer
5 guides for interior designer, plus 2 free tools. Start with the calculators, then the pricing guide and invoice template — the two pages most operators come back to.
Free tools
Build your interior design startup budget
Pick a budget tier, edit any price to match your market, and see your real startup cost, monthly overhead, and how many projects it takes to break even. No signup, no email.
Open the tool → Text message scriptsText & email scripts for interior design
Pick a situation, fill in the details, and copy a ready-to-send message. No-shows, deposits, confirmations, late payments, and reviews — covered.
Open the tool →Start here
How to Price Interior Design Services
How to price interior design — hourly vs flat fee vs cost-plus vs per square foot, setting a retainer, procurement markup ranges, charging for site visits and install days, and raising rates between projects.
Invoice templateInterior Designer Invoice and Retainer Template
What belongs on an interior designer's invoice — the design retainer drawn down against hours, flat-fee phases, furnishings billed separately at cost-plus, procurement fees, site visits, and revision limits.
Software & apps
- Interior Design Business Invoicing App (2026)
Five tools compared for solo interior designers — real entry prices, which one takes a retainer and shows the draw-down, keeps furnishings on separate advance-paid invoices, and bills procurement at cost-plus.