kalkül alternative
An AI-powered alternative to kalkül
Looking for a kalkül alternative? Billy is the simple, AI-powered invoicing and backoffice app for freelancers and small businesses in Austria and Germany. You create professional, compliant invoices in seconds — with a live preview and clean templates.
What sets Billy apart is the AI agent: it creates recurring invoices, keeps an eye on overdue payments, and sends reminders (Mahnungen) automatically.
What makes Billy stand out
- AI agent for recurring invoices, reminders, and overdue monitoring
- Live invoice preview as you build
- Professional, EU-compliant templates (§14, §19 small-business, §13b)
- Backoffice for clients, products, orders, and sales channels
Billy vs. kalkül at a glance
| Billy | kalkül | |
|---|---|---|
| Target audience | Freelancers & small businesses (AT/DE) | Freelancers & small businesses (AT) |
| AI agent (reminders, recurring) | Built in | Check with the vendor |
| Live invoice preview | Yes, real-time | Check with the vendor |
| EU-compliant invoices (§14/§19/§13b) | Preconfigured templates | Compliant; verify details |
| Backoffice (products, orders, channels) | Built in | Check with the vendor |
Note: kalkül's feature set may change — please verify current details directly with the vendor. This comparison highlights Billy's strengths.