01 — Splash

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SwiftDrop

Same-day couriers, tracked live

AVEOSOFT

02 — Welcome / Carousel

9:41

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🚚

Track every parcel in real time

Live courier location, ETA updates, and chat — from pickup to drop-off.

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03 — Sign In

9:41

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Welcome back

Sign in to send and track parcels

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04 — Verify Phone

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+32 471 ••• 829

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01 — Home Overview

9:41

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Goedemorgen

Lukas K.

LK

2

In Transit

14

Delivered

4.9★

Rating

Active deliveries

📦

Documents · #SD-2841

Wetteren → Ghent · ETA 18 min

ON ROUTE

📦

Small parcel · #SD-2839

Brussels → Antwerp · ETA 1h 12m

PICKED UP

Quick send

📄

Documents

📦

Parcel

Home

Track

Send

History

Profile

02 — Notifications

9:41

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Notifications

🚴

Mathilde picked up your parcel · #SD-2841

2m

📍

Courier is 0.8 km from drop-off · ETA 4 min

6m

💬

New message from Tom P. · "I'm at the gate"

14m

✅

Delivery #SD-2837 completed · Signed by Emma V.

2h

⭐

Rate your courier from yesterday's drop

1d

Home

Track

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History

Profile

03 — Saved Addresses

9:41

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Saved places

One-tap pickup & drop locations

🏠

Home

Markt 14, 9230 Wetteren

›

🏢

Office

Korte Meer 22, 9000 Gent

›

🏪

Workshop

Coupure 18, 9000 Gent

›

Recent

📍

Emma V. · Antwerp

Sint-Jacobsmarkt 9 · 3 days ago

›

Home

Track

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History

Profile

01 — Pickup & Drop

9:41

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New delivery

From

🟢

Lukas K. · +32 471 829 ···

To

🔴

Emma V. · +32 478 412 ···

When

ASAP

Schedule

Home

Track

Send

History

Profile

02 — Parcel Details

9:41

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What are you sending?

Helps us pick the right courier & vehicle

Parcel type

📄 Documents

📦 Small parcel

📦 Medium box

🛍 Bag

🍱 Food

Weight

< 1 kg

1–5 kg

5–15 kg

Add notes for the courier

"Ring the bell at apartment 3B. Leave with neighbour if no answer."

🔒

Signature on delivery

Recipient signs in the courier app

03 — Confirm & Pay

9:41

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A

B

Review & confirm

Distance17.4 km

Estimated time32 min

Vehicle🚴 Bike courier

Total€ 12.40

Payment

💳

Visa •••• 4827

●

🍎

Apple Pay

○

04 — Finding Courier

9:41

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🚴

Finding your courier…

Matching with the closest verified courier in Wetteren

Avg. wait: 1m 20s

Booking #SD-2842

Wetteren → Gent · 17.4 km · € 12.40

01 — Map & ETA

9:41

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A

🚴

B

ETA

11 min

Distance

2.3 km away

MD

Mathilde D.

⭐ 4.97 · 312 deliveries · Bike

02 — Status Timeline

9:41

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Booking #SD-2841

In transit

9:14 AM

Booking confirmed

Visa •••• 4827 · € 12.40

9:18 AM

Mathilde accepted the job

Bike courier · 1.2 km away

9:27 AM

Picked up at Markt 14

Photo confirmation captured

~ 9:48 AM

On the way to Gent

Live updates every 5 sec

~ 9:55 AM

Arriving at Korte Meer 22

Recipient will be notified

— : —

Delivered & signed

Awaiting drop-off

03 — Delivered Confirmation

9:41

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✅

Delivered

Signed by Emma V. at 9:54 AM

Booking#SD-2841

Trip17.4 km · 27 min

Charged€ 12.40

Rate Mathilde D.

★★★★★

View receipt

01 — Chat with Courier

9:41

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‹

MD

Mathilde D.

● Online · ETA 11 min

Today · 9:32 AM

Hi Lukas! I just picked up your parcel from Markt 14. Heading to Gent now.

9:32

Great, thanks! Recipient is Emma — she's expecting it.

9:33

Quick question — apartment number? Building has 4 doors.

9:34

Apartment 3B. Ring the top buzzer.

9:34

Got it. ETA roughly 11 min. 👍

9:35

Perfect.

9:35

02 — Quick Replies

9:41

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‹

MD

Mathilde D.

Typing…

I'm at the gate now.

9:48

Quick replies

On my way

Thanks!

5 minutes

Buzz 3B

Leave at door

03 — Call & Support

9:41

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Calling courier

MD

Mathilde D.

Connecting via SwiftDrop · Anonymized

00:14

01 — Delivery List

9:41

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My deliveries

All

Sent

Received

Today

📦

#SD-2841 · Documents

Wetteren → Gent · 9:54 AM

DELIVERED

📦

#SD-2839 · Small parcel

Brussels → Antwerp · ETA 11:30

IN TRANSIT

This week

📄

#SD-2812 · Contracts

Wetteren → Leuven · Mon

DELIVERED

📦

#SD-2798 · Medium box

Gent → Bruges · Sun

DELIVERED

📦

#SD-2776 · Bag

Wetteren → Gent · Sat

CANCELLED

Home

Track

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History

Profile

02 — Receipt Detail

9:41

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Receipt

#SD-2841

✅

Delivered to Emma V.

7 May 2026 · 9:54 AM CET

Trip

9:18 AM

Markt 14, Wetteren

Pickup

9:54 AM

Korte Meer 22, Gent

Drop-off · signed

Breakdown

Base fare€ 4.50

Distance · 17.4 km€ 6.10

Signature add-on€ 0.80

Tip · Mathilde€ 1.00

Total€ 12.40

03 — Spend Insights

9:41

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This month

May 2026 · 14 deliveries

Spent

€ 168.20

▼ 8% vs. April

14

Sent

98%

On-Time

11.2km

Avg. Trip

By type

📄 Documents · 6€ 62.40

📦 Small parcel · 5€ 71.50

📦 Medium box · 3€ 34.30

01 — Profile

9:41

●●●

LK

Lukas Kerckhove

Member since Oct 2024 · Wetteren

42

Sent

98%

On-time

4.9★

Rating

👤

Personal info

›

📍

Saved addresses

›

💳

Payment methods

›

🎁

Promotions & credits

›

🛡

Insurance & claims

›

❓

Help & support

›

Home

Track

Send

History

Profile

02 — Settings

9:41

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Settings

Notifications

📦

Pickup & drop alerts

💬

Courier messages

🎁

Promotions

Privacy

📍

Share live location with recipient

📞

Mask my phone number on calls

Preferences

🌍

Language · Nederlands

›

💶

Currency · EUR

›

🌙

Dark mode

↩️

Sign out

›

03 — Help & Support

9:41

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How can we help?

Most issues are solved instantly

🔍

Feature Stack & Deliverables

Confirmed scope, technical architecture, and shippable items for the SwiftDrop V1 courier app — built from a single Flutter codebase for both iOS and Android.

🏗️

Tech Stack

Flutter Dart Firebase Auth Cloud Firestore FCM Push Mapbox SDK Google Maps Stripe AWS S3 Android iOS

⚡

Core Technologies

💙

Flutter — Single codebase for iOS & Android with native 60fps map & chat UI

🔐

Firebase Auth — Email, Apple, Google sign-in plus SMS phone verification

🗺️

Mapbox / Google Maps — Live courier pin, route polyline, ETA & pickup-drop markers

📡

Firestore + Realtime DB — Live location updates every 5 sec, status timeline, in-app chat

🔔

FCM Push — Pickup, hand-off, ETA, delivered, and chat notifications

💳

Stripe Payments — Cards, Apple Pay, Google Pay; tips and refund flow

📞

Twilio Voice — Anonymized in-app calls between sender & courier

📦

V1 Deliverables Checklist

Fully functional Flutter MVP for iOS and Android from a single codebase
Firebase backend setup: Auth (email + Apple + Google + phone OTP), Firestore, Cloud Storage, FCM
End-to-end booking flow: pickup, drop, parcel details, pricing engine, confirmation
Live courier tracking with Mapbox or Google Maps SDK and 5-second location updates
In-app chat between sender and courier with quick-replies and read receipts
Anonymized voice calls via Twilio (sender ↔ courier number masking)
Push notifications for every status change (pickup, en route, arriving, delivered)
Stripe payment integration with cards, Apple Pay, Google Pay, tips, and refunds
Delivery history, PDF receipts, and monthly spend insights
Profile, saved addresses, multi-language UI (NL · EN · FR), dark mode
App Store and Google Play submission and release management
Architecture README, source code handoff, and 1-hour walkthrough session

🔧

Architecture Layers

Presentation

Flutter + Riverpod

All mobile UI screens, animations, map overlays, and bottom-sheet flows

Domain

Dart Clean Architecture

Booking lifecycle, pricing engine, status machine, validation rules

Data

Firestore + Realtime DB + SQLite (drift)

Cloud persistence for bookings, live location stream, local cache for offline browsing

Maps & Location

Mapbox / Google Maps SDK + geolocator

Courier GPS streaming, route drawing, ETA calculation, geocoding

Payments & Notifications

Stripe + FCM + Twilio

Card vaulting, tips, refunds, push alerts, masked voice calls

SwiftDrop

Splash & Auth

SwiftDrop

Track every parcel in real time

Welcome back

Verify your number

Home

Lukas K.

Active deliveries

Quick send

Notifications

Saved places

Recent

Request Delivery

New delivery

From

To

When

What are you sending?

Parcel type

Weight

Add notes for the courier

Review & confirm

Payment

Finding your courier…

Live Tracking

11 min

2.3 km away

In transit

Delivered

Courier Chat

Mathilde D.

History

My deliveries

Today

This week

#SD-2841

Trip

Breakdown

This month

€ 168.20

By type

Profile

Lukas Kerckhove

Settings

Notifications

Privacy

Preferences

How can we help?

Top topics

SwiftDrop

Feature Stack & Deliverables

Tech Stack

Core Technologies

V1 Deliverables Checklist

Architecture Layers