Custom software has no standard price, because no two businesses need the same system. A simple internal tool and a multi-department ERP are both custom software, and they differ in cost by a wide margin. This guide explains what moves the number, how software is usually priced in India, and the running costs that are easy to forget.
What drives the cost of custom software
- Scope — the number of screens, user roles, workflows and reports the system needs.
- Complexity of the rules — approvals, calculations, pricing logic and exceptions all take time to get right.
- Integrations — connecting to accounting software, payment gateways, WhatsApp, an existing database or government portals.
- Data migration — moving records out of spreadsheets or an old system, and cleaning them on the way.
- Platforms — a web application only, or web plus Android and iOS apps.
- Security and compliance — access control, audit logs and handling personal data properly.
- Support after launch — fixes, improvements and hosting, which continue for as long as the software is used.
Common types of custom software
Internal tools
A focused tool that replaces a spreadsheet or a manual process for one team, such as job tracking, stock records or approvals. These are usually the quickest and least expensive to build, and often the best place to start.
CRM systems
A custom CRM records leads, customers and follow-ups in the way your sales team actually works, and can connect to WhatsApp, your website forms and your accounts. The cost depends mostly on the number of pipelines, automations and integrations.
ERP systems
An ERP connects several departments — purchasing, inventory, production, sales and accounts — into one system. It is the largest kind of business software to build, so it is almost always delivered in phases, one module at a time.
Customer portals and web applications
Software your customers use directly, such as a booking system, an order portal or a learning platform. These need more attention to design, performance and security, because people outside your company depend on them.
How custom software is usually priced
| Pricing model | Suits | Watch out for |
|---|---|---|
| Fixed price | A clearly defined scope that is unlikely to change | Changes after the start become extra cost; the scope must be written in detail |
| Time and materials | Work where requirements will evolve as you learn | Needs regular reporting so you can see where time is going |
| Phased or milestone-based | Larger systems such as ERP and CRM | Each phase should deliver something usable on its own |
| Monthly retainer | Ongoing improvements and support after launch | Agree what the retainer covers and how unused time is handled |
Running costs to plan for
- Hosting and database — cloud servers, storage and backups.
- Third-party services — email, SMS, WhatsApp messaging, maps or payment gateway fees.
- AI usage — if the software uses AI features, they are usually billed by how much they are used.
- Maintenance — security updates, fixes and keeping up with changes in connected systems.
- Improvements — new features as the business changes, which most software needs within the first year.
Ways to keep the cost under control
- Start with the process that costs your team the most time, not with every feature at once.
- Write down the workflow as it really happens before anything is designed.
- Build in phases, so a useful first version is in use early and later phases are shaped by real feedback.
- Reuse what already works — an existing accounting package can often stay, connected rather than replaced.
- Ask for the running costs at the same time as the build quote.
Custom software or off-the-shelf?
Off-the-shelf software is usually the better value for common needs such as accounting or payroll. Custom software earns its cost when your process is what sets your business apart, or when staff are working around a product every day. Our guide to choosing the right technology for your business covers the buy, adapt or build decision in more detail.
Questions to ask before you accept a quote
- Is the scope written down screen by screen, with user roles and workflows?
- Which integrations are included, and who provides access to the other systems?
- Do we own the source code, the database and the hosting account?
- What are the expected monthly running costs once the software is live?
- How is the work split into phases, and what can we use after the first one?
- What support is included after launch, and for how long?
We scope custom software in phases and quote against a written scope, with running costs estimated alongside the build. See our custom software development service, or tell us about the process you want to improve.