Harold delivers AI-powered invoice extraction, supplier training, and validation rules — at pricing that actually works for SMEs. Up and running the same day.
| Feature | Harold | Rossum |
|---|---|---|
| Target market | UK SMEs — manufacturing, distribution, wholesale | Enterprise & mid-market |
| Pricing | From £29/month, GBP | Enterprise contract — typically £500+/month |
| Implementation time | Under 10 minutes per supplier | Weeks — professional services required |
| Supplier-specific training | Yes — automatic from examples | Yes — but requires configuration |
| Validation rules engine | Yes — configurable IF/THEN logic | Yes — complex to configure |
| ERP integration | Via Zapier — any ERP | Native connectors — limited list |
| Self-serve setup | Yes — no implementation team | No — requires vendor onboarding |
Rossum is genuinely excellent technology — built for high-volume enterprise AP. Harold takes the same AI-extraction approach and packages it for businesses processing 50–2,000 documents a month, without the implementation project, the professional services bill, or the multi-year contract.
Rossum deployments typically take weeks and require a professional services engagement to configure queues, fields, and workflows. Harold is self-serve. Upload sample invoices, confirm the field mappings, and you're processing live documents the same day.
Rossum integrates with a curated set of ERPs and accounting platforms. Harold outputs via Zapier, which means it connects to Sage, Xero, QuickBooks, WinMan, Pegasus, or any system that accepts a webhook or CSV — without waiting for a native integration to be built.
Harold's Rules Engine lets you define validation conditions specific to your operation — GL code assignment, KeyMatch against your supplier list, VAT rate checks, mandatory field enforcement. Rossum has similar capabilities, but configuring them requires technical resource. Harold's are set up in minutes.
Start free, no credit card required. Process your first invoice in minutes.
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