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Complete Tax Solutions vs TaxCalc

Complete Tax Solutions

sw-au.com

TaxCalc

taxcalc.com

Side by side

FigureComplete Tax SolutionsTaxCalc
Price from—£3.50/mo
Free plan——
Free trial—Yes
Open source——
WebYes—
WindowsYesYes
macOS—Yes
Linux—Yes
Plans published25
Spec score · Corporate Tax Software8.0 (#5)8.1 (#3)
Founded19351983
HeadquartersAustralia, with offices in Brisbane, Melbourne, Perth and SydneyWokingham, England, UK
IntegrationsThe documented integrations are Microsoft Excel, internal workpapers, accounting-system inputs and the ATO SBR portal.Accounts Production imports year-end trial balances from Xero, QuickBooks or FreeAgent and can export journals and adjustments back.
Intended usersSW says CTS is used by private, large, and listed groups in Australia and by hundreds of tax professionals in professional services firms and industry.TaxCalc says its products serve accountancy practices, in-house finance teams, sole traders and individuals across the UK.
SupportSW says its helpline is staffed by qualified tax professionals and provided without an extra charge.The company says every licence includes unlimited UK-based support from accountancy-trained specialists by phone and email, Monday to Friday.

Plans

Complete Tax Solutions

  • Complete Tax SolutionsPriced on request
  • Complete Tax Solutions (pricing by enquiry)Priced on request

Complete Tax Solutions pricing →

TaxCalc

  • TaxCalc 2026 Individual 6£42 a year
  • Engager Practice Management — up to 5 clients£9 a month
  • Self Assessment tax software£42, paid once
  • Accounts Production 12£164 a year
  • Individual 12£187 a year

TaxCalc pricing →

In their own words

Complete Tax Solutions

Complete Tax Solutions (CTS) is SW Accountants & Advisors’ portfolio of tax compliance software for corporates, tax consolidated groups, trusts, partnerships, managed investment trusts, employee share schemes and other tax work. CTS for Corporates automates current and deferred tax calculations, tax journals and AASB 112 disclosure notes. The suite combines tax reporting with tax return preparation, with returns lodged manually or through the ATO Standard Business Reporting portal. Developed within Microsoft Excel, it can link automatically with Excel workpapers. Task monitoring, workpaper records and audit reporting help teams track figures and queries. CTSplus products use a cloud-based tax management system for shared information and visibility of tax work; Trusts, AMITs and Partnerships products have desktop, network and cloud options. Other tools support Pillar Two calculations, forms and workflows, as well as data analytics across income tax, indirect tax, customs and superannuation. CTS is available on web and Windows, with hybrid deployment. Pricing is on request. Training and a helpline staffed by qualified tax professionals are included at no extra cost; the team says it responds by the next business day. SW says it has operated in Australia since 1935.

Visit sw-au.com

TaxCalc

TaxCalc is a UK accounting software platform for tax compliance, client management, and practice operations. Its products prepare personal, partnership, trust, and company tax returns, as well as statutory accounts. For Self Assessment, SimpleStep guides users through relevant sections, with an option to switch to HMRC-style forms. Calculations update in real time, and Check & Finish reviews a return before submission. Tax products submit directly to HMRC, while Accounts Production files statutory accounts to Companies House. Accounts Production can import year-end trial balances from Xero, QuickBooks, or FreeAgent and export journals and adjustments; integrations differ between products. TaxCalc supports self-employment and investment income, but does not include state filing. It runs on Linux, macOS, and Windows, with mobile access limited to the web. Pricing is paid, from £42, with a free trial and no free plan. TaxCalc says each licence includes unlimited weekday phone and email support from UK-based, accountancy-trained specialists.

Visit taxcalc.com