Brandwave

How popular isIRIS?

In September 2026, people searched for IRIS by name about 1,600 times in the United Kingdom, a 15.8% decrease from the previous year. These searches made up 10.2% of all United Kingdom accounting practice software searches, placing IRIS fourth out of eight brands. When we asked both ChatGPT and Google AI Overviews about accounting practice software, IRIS appeared in three of the five answers and was the third most recommended of the eight.

Search and AI answers in September 2026

IRIS is the fourth most searched of 8 competitors and the third most recommended in AI answers.

  1. CapiumShare of searches 27.9%Mentioned in 2 of 5 AI answersPlace in AI recommendations 6th
  2. TaxCalcShare of searches 27.9%Mentioned in 3 of 5 AI answersPlace in AI recommendations 4th
  3. KarbonShare of searches 18.4%Mentioned in 5 of 5 AI answersPlace in AI recommendations 2nd
  4. IRISShare of searches 10.2%Mentioned in 3 of 5 AI answersPlace in AI recommendations 3rd
  5. SentaShare of searches 10.2%Mentioned in 2 of 5 AI answersPlace in AI recommendations 5th

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Top accounting practice software in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, IRIS was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. IRIS is the third most recommended of the eight.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. TaxDome1st
  2. Karbon2nd
  3. IRIS3rd
  4. TaxCalc4th
  5. Senta5th
  6. Capium6th
  7. PracticeFlow7th
  8. Xero Practice Manager8th

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Karbon5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • TaxDome5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • TaxCalc3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • IRIS3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Capium2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Senta2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • PracticeFlow2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Xero Practice Manager1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about accounting practice software

5 answers

Brands are shown in the order each answer named them. The survey took place in United Kingdom on October 23, 2026.

Which accounting practice software compete with IRIS?

IRIS against accounting practice software in the United Kingdom, by month

Share of searches by month for Capium, TaxCalc, Karbon, IRIS, Senta, TaxDome. The figures are in the table below the chart.

View monthly share of searches table
MonthCapiumTaxCalcKarbonIRISSentaTaxDomeXero Practice ManagerPracticeFlow
Oct 202524.7%30.3%20.2%10.7%9%2.7%2.2%0.39%
Nov 202525.8%31.6%17%11.1%9.4%2.3%2.3%0.53%
Dec 202528.7%28.7%18.9%8.5%10.4%2.5%1.7%0.46%
Jan 202625.1%37.7%16.8%7.4%8.8%2.2%1.5%0.42%
Feb 202626.8%26.8%21.9%9.7%7.9%3.6%2.4%0.85%
Mar 202622.9%34.4%18.8%9.9%8.3%3.1%2%0.57%
Apr 202621.7%40%17.8%7.9%7.9%2.9%1.3%0.44%
May 202625.7%31.6%17%9.4%11.1%2.8%1.9%0.53%
Jun 202625%30.7%20.5%7.4%10.8%2.7%2.2%0.63%
Jul 202626.7%32.7%17.6%7.9%9.7%2.9%1.9%0.67%
Aug 202623.5%35.2%18.9%8.5%8.5%2.5%2.1%0.72%
Sep 202627.9%27.9%18.4%10.2%10.2%3%1.7%0.7%

  1. 1.Capium

    27.9%

    Moved from 2nd to 1st. 4.4K estimated branded searches, +22.2% vs prior month. Share +4.4 points.

  2. 2.TaxCalc

    27.9%

    Moved from 1st to 2nd. 4.4K estimated branded searches, -18.5% vs prior month. Share -7.3 points.

  3. 3.Karbon

    18.4%

    Held 3rd. 2.9K estimated branded searches, 0% vs prior month. Share -0.5 points.

  4. 4.IRIS

    10.2%

    Held 4th. 1.6K estimated branded searches, +23.1% vs prior month. Share +1.7 points.

  5. 5.Senta

    10.2%

    Held 5th. 1.6K estimated branded searches, +23.1% vs prior month. Share +1.7 points.

  6. 6.TaxDome

    3%

    Held 6th. 480 estimated branded searches, +23.1% vs prior month. Share +0.5 points.

  7. 7.Xero Practice Manager

    1.7%

    Held 7th. 260 estimated branded searches, -18.8% vs prior month. Share -0.4 points.

  8. 8.PracticeFlow

    0.7%

    Held 8th. 110 estimated branded searches, 0% vs prior month. Share 0 points.

Compare popularity between IRIS and its closest rivals

Every comparison with IRIS

7 comparisons

How has branded search demand for IRIS changed in the United Kingdom over the last 12 months?

2 findings
  • Across the 12 months ending September 2026, estimated monthly branded searches for IRIS in the United Kingdom fell from 1.9K to 1.6K.
  • Across the 12 months ending September 2026, IRIS’s share of searches among accounting practice software in the United Kingdom peaked at 11.1% in November 2025 and was lowest at 7.4% in June 2026.

How did search popularity change for United Kingdom accounting practice software in September 2026?

6 changes

  1. In September 2026, Capium overtook TaxCalc to become the leader among accounting practice software in the United Kingdom, with 27.9% of the searches.

  2. In September 2026, IRIS gained share of searches among accounting practice software in the United Kingdom, from 8.5% to 10.2%.

  3. In September 2026, Senta gained share of searches among accounting practice software in the United Kingdom, from 8.5% to 10.2%.

  4. In September 2026, TaxDome gained share of searches among accounting practice software in the United Kingdom, from 2.5% to 3%.

  5. In September 2026, TaxCalc lost share of searches among accounting practice software in the United Kingdom, from 35.2% to 27.9%.

  6. In September 2026, Karbon lost share of searches among accounting practice software in the United Kingdom, from 18.9% to 18.4%.

How are IRIS’s branded searches counted?

1 search term

Brandwave collects information about searches that people make online using IRIS’s name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading.

  • iris software

How the Brand Demand Index is measured

Who owns IRIS?

IRIS is owned by IRIS Software Group. Brandwave also tracks KashFlow, IRIS Payroll and Senta, owned by the same company, in the United Kingdom.

Do you work for IRIS? To request corrections or removal please contact us via our support page and we will be happy to assist.

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