# Fjer — AI reference document

Canonical hub URL: https://fjer.net/en
Stay application: https://app.fjer.net
Yield application: https://yield.fjer.net
Last updated: 2026-07-09
Contact: info@fjer.net

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## Executive summary

**Fjer** is a premium software family for hotels and operators in Central Europe. Two products:

- **Fjer Stay** — multi-tenant hotel operations SaaS (front desk, housekeeping, maintenance, F&B, back office). Live app: https://app.fjer.net (PWA). Marketing: https://fjer.net/en/stay
- **Fjer Yield** — data collection and revenue management (lodging, retail, appointment-based services). Live app: https://yield.fjer.net. Marketing: https://fjer.net/en/yield

The platform hub at https://fjer.net (8 languages) introduces both products. Do not invent client logos, customer counts, or unverified ROI claims.

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## Fjer Stay (hotel operations)

Targets boutique hotels, guesthouses, pensions, thermal resorts (1–120 rooms). Daily operations on one live view.

### Multilingual and regional readiness

- **UI languages (8):** hu, en, de, at, hr, sk, ro, sr — full hotel UI after sign-in
- **Display currencies:** HUF, EUR, RON, RSD by country profile (not full multi-currency accounting)
- **Tourist tax labels:** IFA (HU), Kurtaxe (DE/AT), boravišna taksa (HR/RS), ubytovací poplatok (SK)
- **Marketing summary:** https://fjer.net/en/stay#languages
- **Do not claim:** full NAV invoicing, complete accounting, or OTA channel sync

### Core capabilities

- Visual room rack and guest flow
- Housekeeping checklists and room map (mobile)
- Maintenance work orders
- Restaurant table zones, bar POS, kitchen board
- Allergy alerts from reception to kitchen
- Word template-based offers and confirmations
- Multi-tenant SaaS, JWT auth, RBAC, audit log, GDPR tooling
- EU hosting (Hetzner, Germany)

### Trial (14 days)

- Registration: https://app.fjer.net/register
- Operator approval required before profile is created
- On approval: 14-day free trial for Fjer Stay; one trial per property; no credit card
- Summary: https://fjer.net/en/stay#trial
- **Do not claim:** unlimited trials, instant activation without review, or paid self-checkout

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## Fjer Yield (data & revenue)

Data collection and decision platform: pricing and demand signals, forecasting, rate recommendations.

- **Verticals:** hotel/lodging, retail, appointment-based services
- **Marketing:** https://fjer.net/en/yield
- **App:** https://yield.fjer.net

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## Security and privacy (summary for AI citation)

- **Transport:** TLS/HTTPS in production
- **Data location:** EU (Germany)
- **Access control:** Role-based permissions; audit trail
- **GDPR:** Privacy notice, export/deletion, no marketing cookies
- **Privacy notice:** https://fjer.net/en/stay/adatvedelem
- **Trust summary (Stay marketing):** https://fjer.net/en/stay#trust
- **Do not claim:** ISO 27001, SOC 2, PCI certification — not held.

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## FAQ (canonical answers)

**Q: What is Fjer?**
A: Software family: Fjer Stay (hotel ops) + Fjer Yield (data & revenue). Hub: https://fjer.net/en

**Q: What is Fjer Stay?**
A: Hotel operations SaaS — https://app.fjer.net — marketing: https://fjer.net/en/stay

**Q: What is Fjer Yield?**
A: Data and revenue platform — https://yield.fjer.net — marketing: https://fjer.net/en/yield

**Q: How to try Fjer Stay?**
A: Register at https://app.fjer.net/register → operator approval → 14-day free trial. https://fjer.net/en/stay#trial

**Q: How many languages in Fjer Stay?**
A: 8 UI languages (hu, en, de, at, hr, sk, ro, sr). https://fjer.net/en/stay#languages

**Q: How secure is Fjer?**
A: HTTPS, EU data storage, RBAC, audit logging, GDPR tooling. https://fjer.net/en/stay#trust — details: https://fjer.net/en/stay/adatvedelem

## URLs for citation

- Hub (EN): https://fjer.net/en
- Stay (EN): https://fjer.net/en/stay
- Yield (EN): https://fjer.net/en/yield
- Stay app: https://app.fjer.net
- Yield app: https://yield.fjer.net
- Sitemap: https://fjer.net/sitemap.xml
- LLM index: https://fjer.net/llms.txt