Opora Tools · 39 calculators & generators · no signup
Every calculator a cleaning operator needs — use it right now, no signup.
Price a bid. Check your labor cost. Staff an FTE. Size an autoscrubber. Built on BLS wages, ISSA-447 production rates, OSHA 29 CFR, and EPA List N. Works on your phone. Prints cleanly.
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Bid Generator
Create a winning bid
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Bid Stress-Test
Test pricing risk
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Cleaning Bid Benchmarks
Compare rates
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Per-Clean vs Hourly vs Flat
Compare models
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Federal RFP Filter
Find relevant RFPs
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Price-Increase Letter
Request higher rates
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Sales Script Picker
Talk tracks that work
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Independent Contractor Agreement
Protect your business
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Bill Rate Calculator
Know your true rate
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1099 vs W-2 Calculator
True cost by worker type
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Production Rate / FTE
ISSA-447 staffing math
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Chemical Compatibility
Avoid dangerous mixes
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Dilution Calculator
Cost per gallon
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Floor Care Program Builder
Build a floor plan
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Floor Pad Selector
Match pad to job
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PPE Selector
Match PPE to task
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Restroom Time Calculator
Time restroom cleans
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Production Rate Lookup
APPA Level 2 / ISSA 612 guide rates
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APPA Inspection Report
Score any space
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Client Onboarding Checklist
Start accounts clean
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Account Profitability Auditor
Find the leak
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Day Porter ROI
Justify the seat
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TCO Calculator
5-year cost of ownership
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Equipment ROI Calculator
Machine payback math
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Job Costing Calculator
Cost every job
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Churn Cost Calculator
Cost of losing an account
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EBITDA Estimator
Estimate your worth
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Robot ROI Matcher
Right robot, right room
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Equipment Financing Comparator
Buy vs lease vs finance
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Franchise Comparison Matrix
Independent vs franchise
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PFAS State Lookup
State-by-state rules
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VOC Compliance Lookup
Product VOC limits
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Sales Tax Calculator
Tax by state & service
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EPA List N Matcher
Approved disinfectants
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SDS Finder
Find safety sheets
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Insurance Comparison
Compare policies
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OSHA 300 / 300A Log
Injury log & posting
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Tax Deduction Finder
Deductions for cleaners
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Union Contract Lookup
Scale + fringe → bill rate