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Arthur Online is property management software with modules for tenants, contractors, compliance tracking and finance, integrated with Xero. TenancyDesk is compliance software for private landlords in England: every legal duty for each property, with its date, the certificates and the official paperwork.
Arthur Online: Property managers and portfolios large enough for its unit-based plans
TenancyDesk: Private landlords in England, and agents on the Agency plan
Arthur Online: Standard from £82.50 a month including 55 units (£1.50 a unit); Professional from £96.00 (60 units); Enterprise from £126.00 (70 units)
TenancyDesk: £9 a month for 1 property; £37 a month for up to 5
Arthur Online: Book a demo or get in touch from the pricing page
TenancyDesk: Seven days free, with a card
Arthur Online: Compliance tracking on every plan
TenancyDesk: Gas, EICR and EPC dates read from the uploaded certificate, with reminder emails before each runs out
Arthur Online: Mail merge templates for contracts and letters, and digital signatures
TenancyDesk: Form 4A (rent increase) and Form 3A (section 8) prepared from your answers, and sent to the tenant. Tenancy agreement and written statement, signed online
Arthur Online: Tenant portal and app; contractor work orders, quotes and invoices
TenancyDesk: Not included: TenancyDesk has no tenant portal or contractor app
Arthur Online: Finance module for tenant, client and contractor accounts, integrated with Xero
TenancyDesk: Not included: TenancyDesk does not do rent collection, bookkeeping or Making Tax Digital
Choose Arthur Online if you manage dozens of units with staff and contractors and want work orders, a tenant app and client accounting in one system.
Choose TenancyDesk if you have one to twenty homes and want each one’s legal duties, certificate dates and official notices handled, at a price set by the number of properties.
Seven days free. Add a property and every duty and date is set for you.
Start the free trialArthur Online details are from its own website, read on 11 November 2026: Arthur Online: pricing. Prices and features change; check theirs before you decide. Arthur Online is a trademark of its owner, and this page is not endorsed by it. To report something out of date, use our contact form.
Other comparisons: Landlord Vision · Goodlord · Hammock · Landlord Studio