REFRACT / DETENTION BILLING

What is REFRACT?

REFRACT helps truck drivers calculate detention pay and generate a professional billing email in minutes. Log your arrival and departure times, optionally photograph your dock receipt for AI verification, then send a ready-to-go invoice directly to your broker.

  • Calculates billable detention time automatically
  • Optional BOL photo validation via Gemini 2.5 Flash
  • Generates a professional email draft ready to send
  • All data saved locally on your device

Load / Reference

Broker / Shipper Name

Broker Email

Your Carrier / Company Name

Load details and photos are processed via the Zyno server using Gemini 2.5 Flash — no data is stored after the response is returned.

Detention Timing

Enter your arrival and departure times at the facility.

Arrival Date

Arrival Time

Departure Date

Departure Time

Detention Rate ($/hr)

Free Time (hrs)

Optional — Record Arrival Location

Record GPS

Detention Calculation

Arrival—
Departure—


Total Wait—
(−) Free Time—


Billable—
Rate—


Amount Due—

Dock Receipt Photo

Photograph the signed BOL or dock receipt showing in/out times.

Brokers require proof of detention. The AI will verify your entered times match the document.

Capture or Upload Receipt

Tap to open camera, or browse for an existing photo.

Ensure in/out times are clearly visible.

Awaiting validation

Validate with Gemini AI

Review & Send

Edit the email if needed, then open in your mail app.

Email Draft

To:

Subject:

⚠ Email body is long — some mail clients may truncate it. Consider copying the body and pasting manually.


Attach the dock receipt photo yourself before sending — most mobile email clients allow attaching photos directly.


Step 1 of 4 — Load Info