As of: 2 May 2026 · Reading time: 6 min
A clear guide to what drives custom software budgets, typical net price bands from MVP to ERP integration, in-house vs. agency – plus your next step to the software development cost calculator.
“Good software is not an accident—it comes from a structured development process with clear quality standards.”
– Björn Groenewold, Managing Director, Groenewold IT Solutions
The question how much it costs to have software developed usually appears early—often before requirements, integrations, and quality targets are fixed. That creates uncertainty: budgets feel vague and proposals hard to compare.
This article does not promise a single magic number. Instead, we offer transparency on cost drivers, realistic bands for typical project types, and a clear view of when in-house delivery versus an external partner makes economic sense.
Our team delivers Made in Germany engineering from Leer, East Frisia; the ranges below target credible mid-market projects in Germany and may shift with regulation, industry rules, and your integration landscape.
Cost drivers: What shapes the price of a software project
Short: Functional complexity and scope are the strongest levers on budget.
Functional complexity and scope are the strongest levers on budget. A focused MVP with one core problem, few roles, and manageable domain rules ships in tight iterations; every extra rule set—approvals, variants, tenancy, edge cases—multiplies implementation, testing, documentation, and maintenance. Prioritising early and validating assumptions beats silently stacking features. See also our software development overview for how we structure delivery.
Interfaces and your systems landscape form the second major block. Each ERP, CRM, calendar, payment, identity, or warehouse integration requires agreed contracts (API shape, data model, idempotency), defined failure behaviour, and operational basics such as monitoring and retries. Legacy protocols or bespoke connectors raise effort because less comes “off the shelf” and more discovery work is needed. Before sprint one, draft an integration map: which system owns which truth, what may be eventually consistent, and where strict transactional safety matters. That distinction separates heavy integration programmes from lean web or app products—our cluster piece costs of custom software development adds context.
Platforms, stack, and quality bar complete the picture. Progressive web apps, native iOS/Android, desktop clients, or internal admin portals differ in build pipelines, store processes, and device testing.
Higher engineering quality—automated tests on critical paths, CI/CD, observability—costs more upfront and usually lowers total cost of ownership through fewer outages and faster releases. Cloud operations (scaling, backup, security patching) must be budgeted; counting development without operations underestimates long-run cost.
Price overview: Typical project shapes and realistic budget bands
Short: This price overview summarises common project types and indicative net ranges for custom build with an experienced partner.
This price overview summarises common project types and indicative net ranges for custom build with an experienced partner. Figures reflect typical German SME commissions; outliers with heavy legacy or compliance needs can exceed them.
Use the table as a planning anchor and stakeholder briefing—not as a substitute for a scoped quote.
The bands are deliberately wide: in practice, a handful of integration touchpoints or one extra role in the permission model often decides whether you land at the lower or upper edge of a row.
Optimistic budgeting here invites late change requests or creeping scope; conservative budgeting preserves room for QA and post-go-live hypercare.
Beyond engineering alone, mentally reserve budget for licences, cloud consumption, training, and a baseline of maintenance in year one—even when those lines do not sit on the same invoice as the build.
That keeps the overview aligned with total cost of ownership.
| Project type (orientation) | Typical price band (net, Germany) | Short comment |
|---|---|---|
| Lean MVP / simple web application | approx. €15,000 – €40,000 | Tight scope, few roles, limited integrations |
| Professional B2B web app / customer portal | approx. €40,000 – €120,000 | Roles, workflows, reporting, several integrations |
| Complex B2B app (multi-tenant, deep domain rules) | approx. €90,000 – €220,000 | Domain depth, auditability, performance |
| ERP/CRM integration & process automation | approx. €60,000 – €180,000 | Depends on API maturity, migration, interface count |
| Mobile apps (cross-platform or dual native) | approx. €35,000 – €150,000 | Stores, offline, push, device matrix add effort |
Where your initiative sits becomes clear after a short scope workshop, an architecture sketch, and an integration list—often within days. For mobile budgets see app development costs 2026. For an interactive pass at parameters such as complexity and interface count, open the software development cost calculator after reading this overview.
In-house delivery vs. agency: Where the differences matter
Short: Internal teams offer proximity to the business, fast prioritisation when capacity exists, and long-term product memory—provided you have enough engineers, modern tooling, and clear architecture ownership.
Internal teams offer proximity to the business, fast prioritisation when capacity exists, and long-term product memory—provided you have enough engineers, modern tooling, and clear architecture ownership.
When those prerequisites are missing, costs drift into recruiting, onboarding, tooling, and technology risk—and a nominally lower hourly rate stops being meaningful.
Agencies and specialised firms often accelerate visible progress in the build phase, bring cross-project patterns, and flex capacity beyond a fixed hiring plan—if knowledge transfer and handover to your team are planned.
The fair comparison is outcome per phase under transparent governance—milestones, backlog clarity, and collaboration as peers—not headline rates alone. Our article in-house vs. agency explains common misconceptions about payroll versus project budgets and when hybrid models (core internal team, peak load with a partner) work best.
Conclusion and next steps
Short: Having software developed remains an investment decision: it should rest on named cost drivers, a realistic scope, and a delivery model that fits.
Having software developed remains an investment decision: it should rest on named cost drivers, a realistic scope, and a delivery model that fits. Use the factors and table above to anchor management and vendor conversations.
Next, capture scope and interfaces in writing and tie rough bands to a concrete scenario—Groenewold IT can support with discovery and a credible roadmap.
Go straight to numbers: Use the interactive software development cost calculator to translate parameters such as complexity and integrations into an understandable budget envelope—ideal after this article and before your first deep-dive workshop.
Frequently asked questions (FAQ)
Short: Why are the bands so wide?
Why are the bands so wide?
Because “software” spans everything from a simple internal form to a multi-tenant industry suite. Only domain breadth, integration count, and quality targets allow a solid estimate.
What is often excluded from a quote?
Long-term third-party licences, cloud spend beyond baseline packages, large legacy data migrations, and undefined 24/7 on-call are typical add-ons unless scoped.
Fixed price or time and materials?
Fixed scope suits fixed price; iterative products often need phased budgets with transparent burn reporting.
How do we avoid expensive rework?
Early testable increments, written acceptance criteria, and a prioritised integration list reduce rework more than haggling over rates alone.
What about funding or tax incentives?
Depending on the project, programmes such as go-digital or the research allowance may apply—validate with your tax advisor; they are not baked into generic price bands.
About the author
Managing Director of Groenewold IT Solutions GmbH and Hyperspace GmbH
For over 15 years Björn Groenewold has been developing software solutions for the mid-market. He is Managing Director of Groenewold IT Solutions GmbH and Hyperspace GmbH. As founder of Groenewold IT Solutions he has successfully supported more than 250 projects – from legacy modernisation to AI integration.
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