Streamline your carrier negotiations with one click.

Connect a Microsoft inbox, filter by lane, and turn scattered carrier replies into a clean board of rates, MC numbers, margins, and live email threads.

Microsoft inbox not connected Last synced: not yet loaded

Quick Start

Use one pickup ZIP, one dropoff ZIP, or both. Margin Flow will scan the inbox and surface only the emails worth your attention.

Lane Filter

Pickup ZIP Dropoff ZIP Shipper Rate ($)

Mailbox Scan Size

Lane Snapshot

Visible Matches: 0
Hidden Emails: 0
Selected Carriers: 0
Lowest Rate: -

Hidden emails are emails that do not include the current lane requested for or matches at or below -50% margin when shipper rate is provided.

Relevant Carrier Emails

Contact

Send a question, inquiry, or support request directly from your signed-in Microsoft account.

Name Category Version Message

What's New

Version 1.5

June 2, 2026

Updated Lane History to group saved records by carrier, with expandable lane details under each carrier.
Added shipper pay, profit, margin, final rate, lane, MC, phone, email, and saved-date details into the redesigned Lane History view.
Improved lane matching so pickup-only searches and missing dropoff input behave more reliably with saved carrier history.
Improved email parsing for MC numbers, lane ZIPs, and duplicated conversation text.
Updated Carrier used behavior so saved lane history refreshes immediately after database updates.
Added beta environment tagging so beta records are no longer saved as production records.
Reworked the contact form to send through a backend contact route instead of sending directly from the signed-in user's mailbox.
Added Resend support for contact messages, using the signed-in user as the reply-to address.
Made major security improvements across backend/API handling.

Version 1.3.5

May 3, 2026

Added a new Contact tab for sending questions, inquiries, and support messages.
Contact messages now send from the signed-in Microsoft account.
Added category selection, name capture, and automatic version tagging in the contact form.
Minor UI changes.
Cleaned up the footer by removing extra support copy.

Version 1.2.7

April 29, 2026

Added lane history search by carrier name.
Added lane history search by MC number.
Improved saved-lane review flow for brokers working larger histories.
Added saved profit display between final rate and margin.
Added saved margin percentage under the final rate.
Matched saved margin colors to the conversation view.

Version 1.2

April 28, 2026

Added the Lane History tab.
Added the Carrier used action to save a carrier after a lane is covered.
Saved carrier name, email, phone, MC, lane, date, and final agreed rate.
Made lane history persistent with Microsoft user association and Turso storage.
Allowed unchecking Carrier used to remove the saved record.
Saved the shipper rate with the record so margin can be calculated later.
Added internal separation between production, beta, and dev history records.

Version 1.1

April 10, 2026

Moved MC information into the carrier header for a cleaner card layout.
Strengthened the original email presentation and reduced visual clutter.
Cleaned up placeholders and reply guidance in the conversation area.
Improved timestamp formatting for broker readability.
Added version tracking in the footer and tightened the footer messaging.
Improved quoted versus negotiated rate layout inside carrier cards.
Restored cleaner thread bubbles beneath the original carrier email.
Removed repeated quoted-history clutter from reply bubbles.

Version 1.0.4

April 8, 2026

Added background auto-refresh for inbox activity.
Reduced full-screen flashing when new replies arrive.
Improved thread refresh behavior during live carrier conversations.
Refreshed the product layout with a stronger hero section and cleaner panels.
Added a connection and last-synced trust strip.
Improved conversation card styling and overall visual hierarchy.
Connected Microsoft inbox scanning to lane-based filtering.
Extracted carrier rates, MC numbers, and lane matches from inbox replies.
Added margin calculation, sorting, mass reply, and individual reply workflows.
Built in-app conversation threads so brokers can stay inside the site while negotiating.