Guide · Digitalisation · SMEs

Excel vs custom software for SMEs: when to make the jump?

Published 19 June 2026 · 7 min read

Excel is free and flexible — until it isn't. When it makes sense to automate what you already have, when to build your own software and what each path costs in Spain.

Quick comparison

CriterionExcel / NotionAutomate (integrate)Custom software
Upfront cost€0€800 – 6,000€5,000 – 15,000
3-year costLost hours + errorsLow maintenanceOne-off payment + optional €150–600/month
Human errorHigh (copy/paste)LowVery low
Several users at onceProblematicGoodDesigned for it
The code is yoursNot applicablePartlyYes (open source)
Ideal when...< 5 h/week, 1 personYour tools already do the jobA unique process that no SaaS fits

Signs Excel no longer scales

  • Several versions of the same file going round by email.
  • Formula errors that cost money or customers.
  • More than one person editing the same data at the same time.
  • Hours every week copying data between Excel, WhatsApp and invoicing.
  • No way to know the real state of the business without merging sheets by hand.

If you recognise 3 or more, it's not a problem of "using Excel better": it's a problem of process architecture.

Option 1: Automate without ditching Excel (yet)

We connect Excel (or Google Sheets) with your CRM, invoicing or WhatsApp so the data flows on its own. Projects from €800.

Automation for SMEs · 2026 prices

Option 2: A custom dashboard or CRM

When the process is the business — bookings, workshop work orders, sales pipeline — your own dashboard removes Excel at the root.

  • OleBeach — from WhatsApp and Excel to a booking platform.
  • MotoBuddy — from paper to a dashboard with VeriFactu.

Custom software for SMEs

Option 3: A generic ERP

It makes sense if your process is standard. If the ERP forces you to change how you work, the hidden cost is friction within the team — plus per-user licences you don't use.

How much does NOT changing cost?

If 2 people spend 5 hours a week on tasks an automated workflow would do in minutes, you lose €7,800–9,360 a year (at €15–18/hour). A €2,000 project pays for itself in under 3 months.

Has Excel reached its limit?

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