Build vs Buy: Custom Software or Off-the-Shelf?
When to build custom, and when to just buy it.
Not everything deserves to be built. Rebuilding email, payments or a CRM from scratch is usually a waste, and buying a tool for your core, differentiating workflow usually means compromising the thing that makes you you. The skill is knowing which is which.
Here is how building and buying compare, and a simple rule for deciding.
| Custom build | Off-the-shelf | |
|---|---|---|
| Upfront cost | Higher | Lower (subscription) |
| Time to value | Weeks to months | Almost immediate |
| Fit | Exactly your process | Their process, your compromises |
| Differentiation | Can be a competitive edge | The same tool your competitors use |
| Ongoing cost | Maintenance you control | Per-seat fees that grow with you |
| Lock-in | You own it | Dependent on the vendor |
When to build
Build when the software is core to how your business competes, when off-the-shelf tools force you into compromises on the workflow that matters most, or when per-seat pricing will balloon as you grow. If it is a differentiator, owning it is worth it.
When to buy
Buy when the need is a commodity that someone has already solved well: email, payments, analytics, CRM, auth. Do not spend your engineering budget rebuilding a problem you can solve with a subscription and an afternoon of integration.
Our honest take
Build what differentiates you, buy the rest. The expensive mistakes are building commodities you should have bought and buying a generic tool for the core you should have owned. When you do build, you want it shipped right the first time, which is precisely what we do. Tell us what you are weighing and we will help you draw the line, then build the part worth building.
Common questions
How do we decide for a specific tool?
Ask whether it is core to how you compete. If a customer would notice and care that it works differently from a competitor, lean toward building. If it is invisible plumbing, buy it.
Can you integrate off-the-shelf tools instead of building?
Often that is exactly what we recommend. A lot of our work is wiring the right existing tools together cleanly and building custom only where it genuinely pays off.
Still weighing it up? Tell us your situation and we will show you the fastest path to a product you are proud of, and how we would build it.
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