Your spare parts are split across Darwin, a barge and a remote gas site, and Fishbowl can't see them
Custom inventory management software for a Darwin operation runs $40k to $90k over 3 to 6 months. Fishbowl, Cin7 and spreadsheets assume a warehouse you can walk into. Your critical spares are spread across a Darwin store, a barge in transit, and a remote site three hours out, and off-the-shelf tools can't track stock that moves by sea freight and lives where there's no signal to update it.
You hold spares and consumables for gas, defence or marine work, and they don't sit in one warehouse. Some are in Darwin, some on a barge heading to a remote community, some already at a site beyond mobile coverage. Fishbowl and Cin7 want a tidy warehouse with constant connectivity; your reality is multi-location stock moving by sea freight, and a remote storeman who can't update the system until he's back in range.
The cost of getting this wrong in the Territory is brutal. A missing seal at a remote gas site isn't a quick trip to the supplier; it's a barge or a charter and days of downtime. Yet your inventory tool can't reliably tell you what's actually on that site right now.
Where the off-the-shelf tools fall short
- Stock split across Darwin, barges in transit and remote sites
- Remote storemen can't update inventory without signal
- No tracking of stock moving by sea freight to communities
- A missing part at a remote site means days of costly downtime, not a quick reorder
Custom inventory management: what Darwin teams actually get
Custom inventory software models stock the way it actually lives in the Territory: multiple locations including in-transit barges, updatable offline by a remote storeman, with reorder logic that accounts for sea-freight lead times. It connects to your ERP (Enterprise Resource Planning), accounting software and field service tools so a part consumed at a remote site shows up everywhere it should.
- Stock lives across multiple remote sites and in transit
- Remote storemen need to update inventory offline
- Sea-freight lead times must drive your reorder logic
- A stockout at a remote site causes expensive downtime
- All stock sits in one connected Darwin warehouse
- Lead times are short and predictable
- Standard reorder logic fits your needs
- Cin7 or Fishbowl already covers your volume
- True multi-location stock including in-transit and remote sites
- Offline stock updates for remote storemen, synced on return
- Reorder points that factor in sea-freight and wet-season lead times
- Accurate visibility of what's on each remote site right now
- Integration with ERP, accounting software and field service management software
- Modelling in-transit and offline stock is more complex than a single warehouse
- You own maintenance and the accuracy depends on field discipline
- Barcode or RFID hardware in remote sites adds cost and ruggedisation needs
- A single-location Darwin warehouse may be fine on Cin7 or Fishbowl
Feature priorities for Darwin teams
What we build under inventory management in Darwin
The engagements Darwin teams bring us most often: inventory tracking, Fishbowl alternative, Cin7 alternative, real-time inventory, purchase order management and demand forecasting.
The honest cost picture for Darwin
| Project scope | Typical cost | Timeline |
|---|---|---|
| Multi-location core with offline counts | $40k to $60k | 3 to 4 months |
| Full system with reorder and field integration | $65k to $90k | 4 to 6 months |
| Inventory module over existing ERP | $30k to $50k | 2 to 4 months |
Timeline: what happens, and when
Exactly what you get
You get inventory software that knows your stock doesn't sit still or stay connected. It tracks parts across Darwin, in-transit barges and remote sites, lets a remote storeman count and issue offline, and reorders with sea-freight lead times in mind. Because it integrates with your ERP, field service management software and accounting software, a part used at a remote site updates everywhere at once.
How to choose a developer in Darwin
Find a developer who immediately asks where your stock physically lives and how it moves. If they assume a single warehouse, they don't understand Territory logistics. Ask how they'd model a barge in transit and how a storeman updates stock with no signal. The right partner ties inventory tightly to your field service and ERP so the numbers reflect reality, not last week's guess.
- !They assume one warehouse; ask how they track stock on a barge
- !No offline counts; ask how a remote storeman updates inventory
- !Reorder logic ignores sea freight; ask how lead times feed reorder points
- !They skip integration; ask how a consumed part updates your ERP
- !No ruggedisation thought; ask how scanning survives field conditions
Teams investing in inventory management in Darwin usually scope it next to accounting, project management, lms, since these systems share data and budgets.
Rohan advises mid-market and enterprise teams on ERP, CRM and custom software, and has led delivery on dozens of business-software builds.
Writes for Digital Heroes, shipping business software for 2,000+ brands across 55+ countries since 2017.
Frequently asked questions
Why won't Fishbowl or Cin7 work for a Darwin operation?
They assume a connected warehouse you can walk into. They struggle with stock split across remote sites and barges, offline updates, and sea-freight reorder logic, which are the realities of holding inventory in the Territory.
Can the system track stock on a barge in transit?
Yes. A custom build models in-transit locations so you can see what's on the water heading to a remote community, not just what's sitting in the Darwin store.
How do remote storemen update stock without signal?
Through offline-capable counts and issues that sync when they return to coverage, so inventory at a remote site reflects what's actually there rather than the last connected update.
Does it handle reordering for long lead times?
Yes. Reorder points can factor in sea-freight and wet-season lead times, so critical spares are ordered early enough to avoid the expensive downtime a remote stockout causes.