Logistics
Custom TMS for Trucking vs McLeod & Samsara
Quick answer: A custom TMS makes sense for a trucking company when you run specialized freight, unusual lanes, complex accessorial billing, or contracts off-the-shelf systems like McLeod and Samsara can't model. Keep proven ELD/telematics and integrate it — build custom for the dispatch, billing, and customer-facing layers that are your operation.
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If you run a fleet, you already know the software landscape. McLeod is the heavyweight TMS for carriers and brokers. Samsara owns telematics, ELD, and fleet visibility. Dozens of others fill the gaps. They're capable systems, and for many carriers they're the right choice.
But "capable" and "fits how we run" aren't the same thing. This is a straight look at when a trucking company should stop forcing its operation into an off-the-shelf TMS and build one that matches the business — and, just as important, when it shouldn't.
Credit where due. A mature TMS gives you dispatch, load management, driver settlements, EDI, and a mountain of integrations out of the box. Telematics platforms give you real-time location, ELD compliance, and safety tooling. Together they cover the backbone of a modern carrier, with support and updates included.
For a carrier that runs a fairly standard operation, that backbone is exactly what you want, and rebuilding it would be foolish. So where does it break down?
1. You keep spreadsheets next to the TMS. The universal symptom. If dispatch or billing runs on a shadow spreadsheet because the system won't model your lanes, contracts, or accessorials, the system isn't fitting.
2. Your operation isn't "standard." Specialized freight, unusual lane structures, complex accessorial billing, a mix of asset and brokerage, or a big dedicated-fleet contract with its own rules. Off-the-shelf assumes an average carrier; specialized carriers pay for the mismatch daily.
3. Per-seat, per-truck licensing is a growth tax. As you add trucks and users, licensing climbs into serious annual money — for software you'll never own.
4. You're stitching tools that won't talk. TMS, telematics, accounting, load boards, a customer portal — each from a different vendor, none sharing data cleanly, and integrations that the vendors won't build for you.
5. Your biggest customer wants something the vendor won't do. A custom portal, specific reporting, an integration into their system. Off-the-shelf integrates with what it chose; your customer doesn't care.
| Factor | Off-the-shelf (McLeod, Samsara, etc.) | Custom TMS |
|---|---|---|
| Time to start | Days–weeks | 3–6 months for a first version |
| Upfront cost | Low (subscription) | Significant one-time investment |
| Ongoing cost | Per-seat / per-truck, forever | Hosting + support you control |
| Fit to your operation | Good for standard carriers | Built to your lanes and contracts |
| Specialized billing / accessorials | Often limited | Modeled exactly |
| Integrations | Vendor's ecosystem | Anything with an API |
| Data ownership | Vendor's schema | Yours |
| Compliance (ELD, etc.) | Built-in | Integrate proven providers |
We've built this before. For a fintech client we built a custom payment platform that cut transaction time by 40% — a different industry, but the same phased approach we'd take to your project. See this and other work in our portfolio. Smerdoff has shipped web, mobile, and AI products end-to-end across 40+ projects.
Which one are you?
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One honest caveat specific to trucking: you rarely rebuild ELD/telematics. That's a solved, compliance-heavy commodity — you integrate a proven provider. Custom is about the dispatch, billing, contract, and customer-facing layers that are actually your operation.
For a lot of carriers the right answer isn't "rip out McLeod" — it's keep the commodity layers (telematics, ELD, maybe core accounting) and build a custom TMS where your operation is unusual, then integrate. You keep compliance and proven tooling; you get software that finally matches your lanes and contracts; your biggest customers get the portal they've been asking for. Full custom is for carriers whose whole operation is their edge.
Do we have to give up Samsara's ELD? No — you almost certainly shouldn't. Keep proven telematics/ELD and integrate it. Custom is for the operational layers, not compliance hardware.
How long until a usable first version? Typically 3–6 months depending on scope and how many systems it integrates. Start with the module that hurts most.
Is this only for big fleets? No. Mid-size carriers with specialized freight or unusual contracts often benefit more than large standard carriers, because the mismatch with off-the-shelf costs them every day.
How much does a custom TMS cost? It's a project-based investment, not a subscription — driven mostly by how many systems it integrates and how unusual your billing is. The same build vs buy math applies.
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