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Aquarium Invoicing – Timer Billing

Invoicing

TankHub is aquarium service invoicing software with timer-based billing and payment tracking — part of a field service CRM built for recurring, location-based services. TankHub streamlines aquarium service invoicing with timer integration, automatic time calculations, and comprehensive payment tracking.

Timer-Integrated Invoice Creation

  • Create invoice directly from job timer
  • Auto-populates time breakdown (hours worked, rates, additional fees)
  • Pre-fills client information
  • Includes timer notes automatically

Flexible Billing Modes

  • First hour + additional hours (e.g., $150 first hour, $100/hour after)
  • Flat rate per hour
  • Additional fees for materials, parts, etc.
  • All calculated automatically

Service Log Linking & Payment Tracking

  • Link invoices to service logs
  • Track which services have been invoiced
  • Payment status: Unpaid, Partially Paid, Paid
  • Partial payment support with remaining balance calculation
  • Payment history per client; payment summaries and reports

Professional Invoice Templates

  • Customizable templates
  • Company branding
  • Itemized billing

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