Answers / Buy or build

Off-the-shelf vs custom software: which does a small business need?

Matt Turley, Continuum. Updated September 29, 2026.

You run a business, or you are a pro in your field, and the software you use does not quite fit. Maybe you have seen a tool your peers need that nobody has built. Here is how to decide between buying and building.

The short answer

Off-the-shelf vs custom software: which does a small business need?

Buy off-the-shelf software when your business works the way most businesses in your field do, because a subscription is cheaper and faster than anything custom. Build custom software when the way you work is your edge, or when the tools for your field do not exist or force workarounds that cost you time or money every week.

Buy, build, or both

Off-the-shelfCustomOff-the-shelf plus a custom piece
Upfront costLittle or none. Setup and data import.Clutch: most projects $10,000 to $49,999. At Continuum, from $15,000.A subscription plus a small build for the gap
Ongoing costA monthly fee per plan or per user. Jobber, for example: $49 to $499/mo.Hosting and upkeep. At Continuum, $500/mo to keep it patched and monitored.The subscription, plus upkeep on one small piece
Time to startDaysSix to twelve weeks for a first versionDays for the tool, weeks for the add-on
Who it fitsBusinesses that work like most others in their fieldBusinesses where how they work is the edge, or no tool existsA standard core with one process that is different
Main riskYou bend your process to the tool. Prices and features change without you.Cost, and a bad builder can leave you with code nobody can maintain.The link between the two needs care when the tool changes
Who owns itThe vendor. You rent it.You, if the contract and accounts say soYou own the add-on. The vendor owns the rest.

Sources: Jobber pricing (month-to-month plans, September 2026), Clutch software development pricing (September 2026). Continuum prices are from the pricing page.

When off-the-shelf is the right call

  • Scheduling, invoicing, payroll, email, accounting: jobs every business does the same way.
  • A tool built for your industry already covers most of what you do.
  • You are still working out how the business should run. Tools are cheap to try and cheap to drop.
  • You have no one to own a custom app after it launches.

When custom software is the right call

  • How you work is why customers pick you, and a generic tool would flatten it.
  • Your staff spend hours a week moving data between tools that do not talk to each other.
  • You are an expert in a specialist field and the tools your peers use are poor or missing.
  • You want to sell the software to others in your industry, not only use it yourself.

Custom does not have to mean big. Start with the one workflow that hurts most, ship it, and grow from there. KBYV went from an idea to a shipped App Store product: a web app, an iOS app, an admin panel and the data pipeline behind them. I built all of it myself.

The middle path most businesses miss

You rarely have to choose all of one. Keep the off-the-shelf tool for the standard 80 percent, and build a small custom piece for the part that makes you different: a customer portal, a quoting tool, a report your tool cannot produce. You pay less than a full build and keep what already works.

When not to hire me

  • A tool already does most of what you need. Buy it. I will tell you that on the call.
  • You need a no-code tweak in a platform you already use. That is a job for its admin or a specialist.
  • You want a large enterprise system rolled out across many departments at once. That needs a team.

If you do build

An MVP Build starts at $15,000, is a fixed price once scoped, and takes six to twelve weeks. It launches with login, payments, tests and monitoring, and you own the code. After launch, Keep it running is $500 a month. If you already started building, maybe with an AI tool, and it is 90 percent done, see finishing an AI-built app.

Not sure whether to buy or build?

Tell me what the business does and where the current tools fall short. In 30 minutes I will tell you whether to buy, build, or combine the two, and name the tool if one already fits. If you already have an old app, read refresh or rewrite an old web app.

Book a call →See all services and prices →
FAQ

Straight answers

Is custom software worth it for a small business?
Only when it pays for itself. Add up what the current workarounds cost you each month: staff hours on copy and paste, jobs lost to a clunky booking flow, fees on tools that almost fit. If that number is bigger than the build spread over a few years plus upkeep, custom is worth it. If it is not, keep buying.
How much does custom software cost?
Clutch reports that most custom software projects reviewed on its site cost $10,000 to $49,999, and its average is about $132,000. At Continuum, a first version (MVP Build) starts at $15,000, is a fixed price once scoped, and takes six to twelve weeks. Plan for upkeep after launch too: keeping it patched and monitored is $500 a month at Continuum.
Can I start with off-the-shelf and go custom later?
Yes, and it is often the smart order. Run the business on a subscription tool, learn exactly where it falls short, and build only that part. Before you commit to a tool, check that you can export your customers, jobs and history in a usable format, so moving later is possible.
I am an expert in my field, not a developer. Can I build software for my industry?
Yes. Knowing the work is the hard part, and it cannot be hired in. What you need is someone to turn what you know into a working app, starting small: one workflow your peers struggle with, built well, in front of real users. Then grow it from what they actually use.
Who owns custom software once it is built?
You should, in writing. The code, the hosting account, the domain and the database should be in your name from day one. With off-the-shelf software you own your data at best, and the vendor controls the product, the features and the price.
Keep reading
MVP BuildA first version, fixed price once scoped, from $15,000.Who should build itAgency, freelancer, or one senior developer who stays.Refresh or rewrite an old appKeep the app you have, rebuild it, or move to SaaS.Every price on one pageFrom the free Leak Check to a full Partner retainer.