Free Accounting & Reconciliation Tools
Fast, client-side financial calculators designed for bookkeepers, accountants, and online businesses. No registration or credit card required.
Reverse Stripe Fee Calculator
Calculate the exact invoice amount you need to charge so that you receive your target net payout after Stripe 2.9% + 30¢ fees.
- Reverse net-to-gross formula
- Zero-variance rounding
- One-click invoice copy
Stripe Fee Calculator (2026)
Accurately calculate domestic, international, and currency conversion processing fees for card transactions and payouts.
- 2.9% + 30¢ domestic card fee
- International +1.5% surcharge
- Currency conversion +1%
Payment Gateway Fee Comparator
Compare live processing costs side-by-side: Stripe vs QuickBooks Payments vs Square vs PayPal with monthly volume sliders.
- Effective blended rate calculation
- Annual net savings metric
- ACH vs credit card comparison
Square Fee & Reverse Surcharge Calculator
Calculate 2.6% in-person, 2.9% online invoice, and 3.3% keyed-in fees, reverse customer surcharges, and QuickBooks split entries.
- In-person vs online rates
- Reverse fee lookup table
- QuickBooks split deposit helper
Bank Statement Checksum Audit
Verify mathematical integrity before importing into QuickBooks: Beginning Balance + Inflows - Outflows == Ending Balance to $0.00.
- Penny-accurate variance detection
- Out-of-balance warning flag
- Intuit QBO readiness check
Try the Zero-Variance Reconcile Engine
Convert complete PDF statements and Stripe payout CSVs into balanced QuickBooks Online (.QBO) files and formula-driven Excel spreadsheets.