HorizontBlog
Clear thinking about software for your business
Custom software vs SaaS: when it's worth it (2026 guide)
An honest comparison, the three-year sum and a matrix to help you decide for your own case.
Real case: a custom CRM for a removals company
How one system brought together quotes, fleet, VeriFactu and banking. In production.
The best software for accounting and advisory firms in 2026
A3, Sage, Holded, Anfix, Quipu… and when a custom build makes more sense.
The best software for auto repair shops in 2026
Gemicar, GestFuturo, GDTaller, Irium… and when to make the jump to custom.
How much does custom software cost? 2026 pricing guide
Real ranges by project type and which factors move the budget.
VeriFactu: the software you need to invoice legally
What the Spanish tax authority requires, who it applies to, and how we solve it to order (VAT and IGIC).
CRM vs ERP: which one does your company need?
What each one does, how they differ and which you should get first.
How to automate your company's invoicing
From sale to invoice, VeriFactu, payments and reconciliation without typing anything twice.