Connect any system, step by step.
Every integration we support gets the same treatment: prerequisites, exact OAuth scopes, the click-by-click flow, and how to revoke. Read before you connect.
✦ Setup guides
Pick your stack. Each guide takes about 5 minutes to read.
If your stack isn't listed here yet, the integration may still exist — we ship at least one new connector every month. Check the changelog or write us.
Connect Fortnox · 4 steps
Connect your Fortnox accounting system to Efficyon. Read-only, multi-currency, VAT-aware. Takes about 5 minutes for a Fortnox admin and roughly 10 minutes for the first scan to surface findings.
Accounting · Invoicing · Sweden
Connect QuickBooks Online · 4 steps
Connect QuickBooks Online to Efficyon. Read-only, real-time sync, no chart-of-accounts surgery required. Setup takes about 5 minutes; the first SaaS-spend categorization completes within 10–15 minutes.
Accounting · United States · Canada
Connect Stripe · 3 steps
Connect Stripe to Efficyon to analyze every SaaS subscription billed through your account. Read-only restricted-key auth; setup takes 3 minutes. The first analysis surfaces price drift, dead retries, and overlap within 5 minutes.
Subscription billing · Global
Connect Xero · 4 steps
Connect Xero to Efficyon for cost-leak analysis across one or many entities. Read-only, multi-currency, multi-org. Setup takes ~5 minutes per organization; the first scan completes within 10–15 minutes.
Accounting · Multi-currency · United Kingdom · Australia · New Zealand
✦ Get started
Don't see your stack? Tell us — we ship monthly.
We add at least one new integration a month, prioritized by what current and trial users actually need.