Devtechify
Product Strategy

Do You Actually Need Custom Software, or Would a SaaS Tool Do?

KarthikFounder & Full-Stack Engineer3 min read

About a third of the "build us custom software" conversations we have end with us telling the founder to go buy a $30-a-month tool instead. That's not us talking ourselves out of paid work — it's the honest answer, and it's usually the one that gets them back to running their business faster than a three-month build ever would.

The default assumption is backwards

Most founders assume custom means better: more control, more polish, more "professional." In practice, custom software is the slower, more expensive, higher-risk option almost every time. It should be the fallback you reach for after SaaS tools have failed you, not the first idea you pitch to your team. The moment you commission custom software, you also commission its maintenance, its bugs, its hosting, and the fact that only one team on earth understands how it works.

Three questions we ask before we quote anything

  • Is this process actually unique to your business, or does it just feel unique because it's yours? Most "unique" sales pipelines, onboarding flows, and inventory processes are 90% identical to what a vertical SaaS tool already handles.
  • Would a $20-200/month tool — Airtable, Notion, HubSpot, Zoho, or something built for your specific industry — get you 80% of the way there? If yes, that missing 20% rarely justifies a custom build on its own.
  • Is the "we need custom software" request actually a workaround for a process problem, not a software problem? We've had clients ask for a custom approval system to fix what was really three people not talking to each other.

When custom software actually earns its cost

We're not anti-custom-software — it's most of what we build. It earns its cost when one or more of these are true, and it's a big part of how we think through CRM buy, customize, or build decisions with clients too:

  • Your workflow is a genuine competitive advantage, and forcing it into a generic tool would flatten the exact thing that makes you faster or cheaper than competitors.
  • You're hitting a hard ceiling in an existing tool — API rate limits, data you don't actually own, or a pricing model that punishes you for growing.
  • You need to combine three or four systems — CRM, inventory, billing, scheduling — into one operational view that no vendor sells off the shelf.
  • Your usage volume means SaaS per-seat pricing will cost more in year two than a one-time build plus modest hosting.

The hybrid path most people skip

You don't have to choose between "buy everything" and "build everything." A lot of the custom work we actually ship looks like a thin, purpose-built layer that connects existing SaaS tools through their APIs and automates the handoffs between them — a CRM talking to a WhatsApp automation, an inventory system triggering billing, a form triggering a Slack alert and a database write in one shot. You keep the tools your team already knows, and you build only the connective tissue that doesn't exist anywhere off the shelf.

The cheapest software to maintain is the software you never had to write.

If you're not sure which bucket your idea falls into, that's a normal place to be — it's genuinely hard to see your own process objectively. Get in touch and the first conversation about this will cost you nothing and take less than thirty minutes. If the honest answer is "go use Airtable," we'll tell you that before we tell you anything else.

custom softwareSaaSproduct strategyMVP

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