Revenue Calculator
Estimate your service business capacity and monthly / annual revenue targets
Use Free
Free Tools
Free Business Tools for Appointment-Based Professionals
Appointment-based service professionals often get stuck on the numbers side of running a business. These free tools turn complex financial formulas into intuitive calculators so you get answers in minutes.
- "This service is $65 — after rent, am I actually making money?"
- "To hit $8,000/month, how many clients do I need per day?"
- "How much startup capital do I actually need to open my studio?"
All free · Real-time in browser · Your data never stored
Financial & Profitability
Efficiency & Capacity
Brand & Marketing
Our Philosophy
Why Does Dolyu Offer These Free Tools?
Our core belief: "Let every professional bloom with elegance."
Many appointment-based service professionals eventually give up on their craft because of admin overwhelm or financial confusion. These tools help you bring data-driven clarity to the creative work you do — so every decision has a foundation.
Once you've used the tools and clarified your numbers, the next step is automating your workflow. Dolyu is ready for you:
24/7 Auto-Booking
Let clients self-book anytime. You focus on delivering great service.
LINE Auto-Reminders
Minimize no-shows and protect every slot on your calendar.
Digital CRM Records
Every client's preferences and service history — stored and searchable.
FAQ
Questions? Read This.
Nothing. Every calculator and generator on the Dolyu Tools page is completely free to use — built to help all service professionals run better businesses.
No. All calculations run in your browser. Dolyu respects your business privacy and never stores your financial input data.
Update your price menu with the suggested pricing, or use Dolyu to automate booking thresholds and turn your strategy into real revenue.
Yes! All tools are fully responsive — they work perfectly on phones, tablets, and computers. Calculate and plan from anywhere.
Once You Have the Numbers — Automate the Process
Dolyu brings together booking, client management, and revenue data in one place — so you can focus on what you do best.
Try Dolyu Free for 14 Days