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Head-to-head · Client Onboarding Software

IRIS Client Onboarding vs Clustdoc

  • Updated Sep 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score IRIS Client Onboarding #3 in Client Onboarding Software 7.6/10 From £8 · 30-day trial ✓ 5 of 6 features Visit IRIS
Clustdoc #5 in Client Onboarding Software 7.4/10 From $190/mo · 7-day trial ✓ 2 of 6 features Visit Clustdoc

IRIS Client Onboarding leads on 3 checks, Clustdoc on 0, and 3 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreIRIS Client Onboarding · 7.6/10
  • Most featuresIRIS Client Onboarding · 5 of 6

IRIS Client Onboarding scores higher on our rubric for client onboarding software: 7.6 against 7.4 out of 10; our editors rank them #3 and #5.

IRIS Client Onboarding offers document collection; Clustdoc doesn't publish it. IRIS Client Onboarding offers workflow automation; Clustdoc doesn't publish it. IRIS Client Onboarding offers portal branding; Clustdoc doesn't publish it.

IRIS Client Onboarding is the better fit for accounting firms managing proposals and compliance checks. Clustdoc is the better fit for teams needing configurable intake and signatures.

  • IRIS Client Onboarding fits best

    Accounting firms managing proposals and compliance checks

  • Clustdoc fits best

    Teams needing configurable intake and signatures

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature IRIS Client Onboarding 7.6/10 Visit ↗ Clustdoc 7.4/10 Visit ↗
At a glance
Editor score 7.6 7.4
Ranking #3 in Client Onboarding Software #5 in Client Onboarding Software
Best for Accounting firms managing proposals and compliance checks Teams needing configurable intake and signatures
Pricing model Paid Paid
Starting price Not published Not published
Free plan — —
Free trial — —
Free trial length 30 days · no card needed 7 days
Deployment Cloud Cloud, Mobile, Browser extension
Platforms Web Web, Chrome extension
Support Email, Live chat, Phone, Tickets, Community, Docs Email, Docs
Compliance 2FA GDPR, 2FA
Integrations 7 integrations 7,000+ integrations
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features IRIS Client Onboarding 5/6 · Clustdoc 2/6
Client portal ✓ ✓
Intake forms Not published Not published
Document collection ✓ (best) Not published
Workflow automation ✓ (best) Not published
E-signatures ✓ ✓
Portal branding ✓ (best) Not published
Our review
Pros
  • Connects proposal acceptance to engagement letters and client workflows
  • Client portal supports document collection, e-signatures and Q&A
  • Includes AML, KYC and client ID checks with automated reminders
  • Combines forms, document collection, e-signatures, and payment capture.
  • Client portals support branded access, with role-based permissions and audit trails.
  • Conditional approvals, reminders, and integrations support structured workflows.
Cons
  • Proposal Manager pricing is separate from quote-based Practice Management
  • Pay-as-you-go Proposal Manager charges per proposal
  • Accounting-focused features may not suit non-accounting businesses
  • Pro starts at $190 per month, a high entry price for smaller teams.
  • Expert and Ultimate pricing is quote-based.
  • No free plan is offered; the free trial lasts 7 days.
Our verdict

IRIS Client Onboarding brings together IRIS Elements modules for accounting practices that need to move prospects into client work. It supports proposal creation and pricing, online acceptance, engagement-letter generation, AML and client…

Read the review →

Clustdoc is a cloud-based client onboarding platform for organizations that need to gather client information through structured, document-heavy processes. It brings intake forms, checklists, file collection, signatures, approvals,…

Read the review →
  1. IRIS Client OnboardingClient Onboarding Software 7.6From £8 · 30-day trial
  2. ClustdocClient Onboarding Software 7.4From $190/mo · 7-day trial

Strengths and trade-offs

  • IRIS Client Onboarding — where it wins

    • Connects proposal acceptance to engagement letters and client workflows
    • Client portal supports document collection, e-signatures and Q&A
    • Includes AML, KYC and client ID checks with automated reminders

    Where it doesn't

    • Proposal Manager pricing is separate from quote-based Practice Management
    • Pay-as-you-go Proposal Manager charges per proposal
    • Accounting-focused features may not suit non-accounting businesses
  • Clustdoc — where it wins

    • Combines forms, document collection, e-signatures, and payment capture.
    • Client portals support branded access, with role-based permissions and audit trails.
    • Conditional approvals, reminders, and integrations support structured workflows.

    Where it doesn't

    • Pro starts at $190 per month, a high entry price for smaller teams.
    • Expert and Ultimate pricing is quote-based.
    • No free plan is offered; the free trial lasts 7 days.
  • IRIS Client Onboarding7.6/10 · From £8 · 30-day trial

    Combines proposals, compliance checks, document collection and practice workflows.

    Visit IRISFull verdict →
  • Clustdoc7.4/10 · From $190/mo · 7-day trial

    Clustdoc brings client intake, document collection, approvals, signatures, and payments into one portal.

    Visit ClustdocFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

Last updated · How we research and update