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IRIS Accountancy Suite vs SimpleTax: Which Is Better Accounting Software?


Last Updated: 20 May 2025
Reviewed By: Ian Wright (Managing Director)

Which accounting software is better IRIS Accountancy Suite or SimpleTax?

We compare them based on real user reviews, prices and what features they both offer.

IRIS Accountancy Suite homepageSimpleTax homepage
 

IRIS Accountancy Suite vs SimpleTax Basics

IRIS Accountancy SuiteSimpleTax
Software WebsiteIRIS Accountancy Suite WebsiteSimpleTax Website
HMRC MTD StatusApprovedNot Included
Who Can Use It?AgentsLandlords, Individuals, and Self-employed
HMRC Listed FeaturesBridging software, Updates to HMRC for self-employment, Updates to HMRC for UK property, Tax estimates from HMRC based on provided updatesSelf employed and landlord record keeping, receipt scanning
PlatformsCloud-based and Desktop applicationiPhone, iPad, Android and Web
Note data for this section comes from HMRC here and here

IRIS Accountancy Suite vs SimpleTax Reviews

Wondering if IRIS Accountancy Suite or SimpleTax has better user reviews. We compared them below.

IRIS Accountancy SuiteSimpleTax
Trustpilot Rating3.64.6
Number of Trustpilot Reviews16161563
iPhone App RatingNo RatingNo Rating
Number of iPhone ReviewsNo ReviewsNo Reviews
Android App RatingNo RatingNo Rating
Number of Android ReviewsNo ReviewsNo Reviews
Please note ratings we’re accurate at the time of writing but may have since changed

IRIS Accountancy Suite vs SimpleTax Prices

Which is cheaper IRIS Accountancy Suite or SimpleTax? Here are their prices compared.

IRIS Accountancy Suite pricingSimpleTax pricing

Free Plans & Trials

IRIS Accountancy SuiteSimpleTax
Free Plan?NoNo
Free Trial?NoYes
Free Trial Length?NoNo
Data taken from each company’s website at the time of writing but may have since changed.

Paid Plan Prices

IRIS Accountancy SuiteSimpleTax
Cheapest Plan Cost Per MonthNot Listed£4.59
Mid-Tier Plan Cost Per MonthNA£6.50
Top Plan Cost Per MonthNA£7.00
Data taken from each company’s website at the time of writing but may have since changed.

IRIS Accountancy Suite vs SimpleTax Features

IRIS Accountancy Suite featuresSimpleTax features

IRIS Accountancy Suite Basic Features

  • IRIS Options
  • IRIS Accounts Production
  • IRIS Business Tax
  • IRIS Personal Tax
  • IRIS Practice Management
  • IRIS Time and Fees
  • IRIS AutoMail
  • IRIS Company Formations
  • IRIS Company Secretarial
  • IRIS KashFlow Connect
  • IRIS Docs
  • IRIS Hosting
  • IRIS Resourcing
  • IRIS WebPortal
  • IRIS OpenSpace
  • IRIS Payments
  • IRIS Auditor
  • IRIS VAT Filer
  • IRIS Fixed Asset Register
  • IRIS SA700
  • IRIS Trust Tax
  • IRIS Payroll for Accountants

IRIS Accountancy Suite Software Integrations

  • KashFlow
  • Xero
  • QuickBooks
  • FreeAgent
  • MyWorkpapers

SimpleTax Basic Features

  • Free Support
  • 100+ Tax Savings Tips
  • Submit Directly to HMRC
  • Self Employment (SA103)
  • Property (SA105)
  • Residency (SA109)

SimpleTax Software Integrations

  • Xero
  • FreeAgent
  • FreshBooks
  • SumUp

Common Feature Comparison

IRIS Accountancy SuiteSimpleTax
Payroll Software IntegrationYesYes
Track VATYesYes
VAT FilingYesYes
Real-Time Financial ReportsYesYes
Prepare Self AssessmentYesYes
Income Tax EstimatesYesYes
Manage Income & ExpensesYesYes
Create InvoicesYesYes
Forecast Cash FlowYesNo
Accept and Make Payments In Different CurrenciesNoNo
Employee Time TrackingYesNo
ProjectsNoNo
Bank Feed IntegrationYesNo
End of Year FilingsYesYes
Capture Bills And ReceiptsNoYes
Bulk Reconcile TransactionsNoNo
Track Inventory & Stock LevelsNoNo

IRIS Accountancy SuiteSimpleTax
Pros
  • Data screens are intuitively laid out
  • Great tool for smaller accountants
  • Simple to navigate
  • Eco friendly due to being paperless
  • Email notifications are super helpfu
  • Very simple to use
  • Support was quick and easy
  • Very clear pages with clear prompts
  • Ability to automatically fill in tax return
Cons
  • Feels quite ‘old-school’
  • The design of the portal is a little dated
  • Occasionally crash for no reason
  • Slow to generate a set of accounts
  • Support team
  • Doesnt have many choices for expenses
  • User interface could be more customisable
  • Glitches on the tax calculations

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