Comparison
Off-the-shelf vs bespoke software: an honest comparison for SMEs
The short answer
Buy off the shelf when a well-established product already fits most of how you work, because it is quicker, cheaper to start and someone else maintains it. Consider bespoke software when the way you work is a genuine advantage, when you are paying for several tools and workarounds to cover one process, or when off-the-shelf products force your team into inefficient habits. Often the best answer is a mix: off-the-shelf systems connected by a small amount of custom work.
The honest starting point
Most SMEs should start by looking for a good off-the-shelf product. Thousands of businesses have already paid for its development, it is maintained and improved for you, and you can usually try it before you commit.
Bespoke software earns its place when the off-the-shelf route is costing more than it appears: in subscriptions, workarounds, duplicated data entry or lost sales.
Comparison
| Off-the-shelf | Bespoke | |
|---|---|---|
| Upfront cost | Low. Usually a monthly subscription | Higher. You pay for design and development |
| Ongoing cost | Subscription per user, rising as you grow | Hosting, support and improvements, often 15% to 20% of build cost a year |
| Time to start | Days or weeks | Weeks or months |
| Fit to your process | You adapt to the software | The software fits how you work |
| Maintenance | The supplier handles it | You need a developer or agency to own it |
| Changes | You wait for the supplier, or request features | You decide what changes and when |
| Ownership | You rent access. Check how to export your data | You should own the code and data. Check the contract |
| Risk | Supplier changes prices, features or closes | Depends heavily on the quality and continuity of the developer |
Signs off-the-shelf is the right choice
- Your process is similar to most businesses in your sector.
- A popular product covers most of what you need without heavy workarounds.
- You do not have anyone who could own custom software after it is built.
- You need something working quickly.
Signs bespoke may be worth it
- Your team keeps a spreadsheet "on the side" because no system shows the whole picture.
- You pay for several overlapping tools to cover one process.
- The way you price, quote or deliver is part of why customers choose you.
- Per-user subscription costs are rising faster than the value you get.
- You have changed the way you work to suit the software, and it is slowing you down.
The middle route most SMEs miss
It is rarely all or nothing. Many of the best results come from keeping proven off-the-shelf systems, such as your accounts package and CRM, and adding a small amount of custom work:
- An integration so information is entered once and flows between systems.
- A focused internal tool for the one process that makes you different, such as a quoting calculator.
- A customer-facing portal that reads from your existing systems.
This keeps the reliability of established products while removing the friction between them. We explain integration options in Zapier vs Make vs n8n vs a custom integration.
Questions to ask before you decide
- What problem are we solving, and what does it cost us now?
- Have we tried configuring the software we already have?
- Who will own and support the solution in two years' time?
- Can we get our data out if we need to change?
- What is the smallest version that would make a real difference?
For a sense of budget, see how much custom software costs in the UK.
An independent view
FiveW builds bespoke software, but we will tell you when you do not need it. The FiveW Business Review compares off-the-shelf, integration, custom and simple process changes against your actual situation, and you can take the report to whichever supplier you choose.
The FiveW Business Review
Want this answered for your own business? The £750 + VAT review looks at up to three important processes and gives you prioritised recommendations covering likely benefit, cost, effort and risk.
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