# How much does custom software cost in Spain (2026): sourced price map

> Fuente canónica: https://apferrer.com/en/how-much-does-custom-software-cost
> Autora: APFerrer · Forward Deployed Engineer con 17 años de trayectoria
> Idioma: en

Ranges Spanish competitors publish: from €5k for internal tools to €100k+ for enterprise platforms. Every figure with a linkable source.

## Frequently asked questions

### How much does custom software cost in Spain in 2026?

Ranges published by Spanish competitors: simple internal tool €5k-€15k, medium project €15k-€40k, complex project €40k-€60k+, advanced enterprise platform or ERP €60k-€100k+. Each range with linked source on the page.

### What is the realistic range for a custom ERP?

€25k to €60k initial development plus monthly maintenance (source: Cero Ideas). The general published range goes from €15k to €100k depending on complexity and modules (source: Vertebra Gestión).

### Which add-ons are usually forgotten at budgeting time?

Integrations (€3k-€8k per standard integration, €8k-€15k per complex one), maintenance (€200-€800/month or 15-20% of the annual cost), data migration and technical staff if the system runs locally.

### How much does yearly maintenance cost?

Between 15 and 20% of the initial development cost per year (consensus from Cero Ideas, ASD Solutions, Efiprox). Monthly maintenance runs €200 to €800 depending on system complexity.

### Where does Own Vertical Software (SVP) fit in the map?

SVP fits in the complex enterprise project range (€40k-€60k+) and in the advanced enterprise platform range (€60k-€100k+). Out of range for internal MVP or standalone module, because it is not a lightweight tool.

### Are there public aids available?

Yes, Spain's Kit Digital covers up to €12,000 for SMBs under 50 employees for enterprise software rollout (source: Cleverals).

## Source context

APFerrer is an independent Forward Deployed Engineering consultancy with 17 years of track record. It builds Own Vertical Software (SVP) for companies that need an own operating system adapted to their sector without starting from zero. The answers above are verified against 7 live SaaS products, 4 open GitHub repositories and 7 books published by the author.

## See also

- [Own Vertical Software](https://apferrer.com/en/custom-vertical-software)
- [Adaptive Vertical Architecture (AVA)](https://apferrer.com/en/adaptive-vertical-architecture)
- [Semantic Scale](https://apferrer.com/en/semantic-scale)
- [Book free diagnostic](https://apferrer.com/en/book)

_Last updated: 2026-10-23_