Check whether completed work reaches an invoice, estimate unused SaaS seat costs, or budget the labor needed to move records. Start with matched data and a clear cost basis.
Business systems calculators
8 calculators
Completed Work and Invoice Gap Calculator
Compare completed billable work with invoices, subtract known adjustments, and estimate the gap still unexplained.
Open calculator : Completed Work and Invoice Gap CalculatorDental Payroll Percentage Calculator
Compare your dental payroll with a target based on production or collections, and check where the monthly figures differ.
Open calculator : Dental Payroll Percentage CalculatorLaw Firm Intake Software ROI Calculator
Would intake software pay for itself? Compare saved admin time and extra matters with software and setup costs.
Open calculator : Law Firm Intake Software ROI CalculatorManual Data Migration Labor Cost Calculator
Budget manual data migration labor for record entry, cleanup, verification and fixed mapping work, with a separate contingency.
Open calculator : Manual Data Migration Labor Cost CalculatorPayment and Accounting Reconciliation Calculator
Compare payment activity with accounting entries after separating fees, refunds, tax and timing adjustments.
Open calculator : Payment and Accounting Reconciliation CalculatorSales and Payment Reconciliation Calculator
Compare fulfilled units with comparable net customer payments and documented return adjustments.
Open calculator : Sales and Payment Reconciliation CalculatorUnused Software Subscription Cost Calculator
Estimate unused subscription software seat cost, contract-limited first-year savings and cleanup payback using your own seat counts and fees.
Open calculator : Unused Software Subscription Cost CalculatorWork Log and Timesheet Difference Calculator
Compare entered work-log hours with recorded timesheet hours after approved nonrecordable adjustments.
Open calculator : Work Log and Timesheet Difference CalculatorPrepare the data before calculating
Align customer or transaction identifiers, reporting periods, currency, and adjustment rules. Record known exclusions separately. Keep a trail from the modeled totals back to the source records.
Check which way the gap runs
A positive gap and a negative gap can point to different issues. Review duplicates, unmatched transactions, late invoices, and credits. Do not annualize a short period until you understand its seasonality and cutoff effects.
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Practical guides for this topic
Use matched records, follow the worked arithmetic, and check the limits before making a decision. The newest guide appears first.
Showing 1–6 of 6 guides
Work Logs and Timesheets: Check Differences in Recorded Hours
Compare entered work-log hours with recorded timesheet hours after approved nonrecordable adjustments.
Read guide →Sales and Payments: Compare Delivered Orders and Payments
Compare fulfilled units with comparable net customer payments and documented return adjustments.
Read guide →Payment and Accounting Records: Check Fees, Refunds and Timing
Compare payment activity with accounting entries after separating fees, refunds, tax and timing adjustments.
Read guide →Manual Data Migration Costs: Include Cleanup, Mapping and Checking
Budget manual data migration labor for record entry, cleanup, verification and fixed mapping work, with a separate contingency.
Read guide →Unused Software Subscriptions: Estimate Costs and Available Savings
Estimate unused subscription software seat cost, contract-limited first-year savings and cleanup payback using your own seat counts and fees.
Read guide →Completed Work Not Invoiced: Check the Gap Between Work and Billing
Match completed billable work with issued invoices, explain legitimate differences and isolate the amount still worth investigating.
Read guide →