An ERP is rarely one product. It is a set of modules, such as inventory, finance, purchasing and production, that share data. The more modules, users, branches and integrations involved, the more effort a custom ERP or an ERP customization project takes.
Choose your team size, the modules you need and any additional complexity. You will see an estimated investment and timeline, the main components involved, and a plain comparison of off-the-shelf and custom ERP for your situation.
Who it is for: Operations, finance and IT leaders at growing businesses deciding whether to customize an ERP or build one around their processes.
Free tool · about 3 minutes
You will get:
No sign-up needed to see your result. This is an indicative estimate based on the information provided. Final pricing depends on features, integrations, design complexity and project requirements.
The biggest drivers are the number of modules that must share data, the amount of custom workflow logic, and how many other systems the ERP has to connect to. Finance and manufacturing modules carry extra effort because errors are costly and rules are strict.
Data migration and user training sit outside this estimate but are real parts of any ERP project, whether custom or off-the-shelf.
The range is intended to cover the design, build, testing and launch of the modules and capabilities you select. Data migration, hosting, ongoing support and third-party licences are scoped separately.
The custom-versus-off-the-shelf reading is a simple, rule-based summary of your answers. It exists to explain trade-offs, not to push you toward either option.
Devglim custom ERP development starts from $2,000, and a reasonably scoped, complete ERP typically falls in the range of $2,000–$5,000, depending on the number of modules, users, integrations and custom workflows. Very large enterprise ERPs with many departments, migrations or advanced manufacturing are quoted based on scope. This calculator gives an indicative range from your selections.
Usually when your core workflows do not fit a packaged product, when many systems must be integrated, or when you need to own and evolve the platform. If a standard product fits, it is often cheaper and faster.
Often, yes. Extending a packaged ERP with integrations or custom modules can cover specific gaps. The result screen shows whether your answers lean toward off-the-shelf, hybrid or custom.