Karbon

Practice management platform that helps accounting firms boost team productivity and streamline client relationships

Also known as
karbon

Available worldwide · Popular in: US

What is Karbon?

A comprehensive practice management platform built for accounting and bookkeeping firms to automate workflows, manage client relationships, coordinate team collaboration, and handle billing and document management. Includes client portals, time tracking, task automation, and integrations with popular accounting software.

Independently observed

Karbon pricing

Plans, per-tier features and add-ons, dated and linked to live pricing. Pricing changes often; always verify at source before you rely on it.

Pricing as of verify at live pricing ↗Independently observed
from $59/user/moSubscription

From $59/user/month (billed annually). Custom pricing for enterprise.

Team

$59/user/mo (annual) or $79/user/mo (monthly)

Essential workflow and collaboration tools for small accounting firms

  • Integrated Email
  • Team Collaboration Tools
  • Workflow and To-Do Lists
  • Time Tracking & Budget Reporting
  • Billing
  • Payments
  • Engagements

Business

$89/user/mo (annual) or $99/user/mo (monthly) — most popular

Workflow automation and integrations for growing practices

  • All Team features
  • Automatic Client Reminders
  • Task Automation
  • Industry Integrations

Enterprise

Contact sales
Contact sales

Collaboration, security and reporting tools for large accounting firms

  • All Team and Business features
  • Enterprise Platform
  • Advanced Collaboration
  • Security and Reporting Tools

Add-ons

  • Karbon eSignature Credits$100 one-time + $450 one-time + $800 one-time + $1300 one-time + $2000 one-time
  • Payment Processing2.6% + 30¢ per transaction + 3.6% + 30¢ per transaction + 3.9% + 30¢ per transaction + 1% + $0 per transaction

What Karbon does

The capabilities that matter for accounting practice management, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.

Capabilities
Secure client portal document upload
✓
Automated client document request chasing
✓
Kba irs compliant e signatures form 8879
✓
Recurring workflow templates by tax return type
✓
Email integration and automatic timeline triage
✓
Time tracking and wip work in progress billing
✓
Proposal generation and upfront payment collection
✓
Quickbooks xero two way client sync
✓
Tax software proconnect lacerte integration
-
SOC2 type ii
✓
ISO 27001
✗
Independently observed

Platform & deployment

Independently observed
Platforms
  • iOS
  • Web
  • Android
Deployment
  • Cloud / SaaS

Integrations (43)

Independently observed
payments
  • Anchor
  • Melio
accounting
  • Canvas
  • Wdesk
  • QuickBooks Online Accountant⇄•
tax
  • Filed
  • Intuit ProConnect
  • Truss
  • Tax1099
email
  • Gmail←
  • Mailchimp
  • Microsoft Office 365
  • Intuit Mailchimp•
crm
  • HubSpot←
proposals
  • Ignition
time_tracking
  • Replicon
automation
  • Zapier
planning
  • Float
  • Google Workspace
  • Outlook
  • QuickBooks Online
  • Xero
  • Juno
  • Gusto
  • Uncat
  • Microsoft Teams
  • TaxBandits
  • Aider
  • Google Calendar
  • Active
  • Dext
  • Collect←
  • Google Drive⇄
  • OneDrive⇄
  • Dropbox⇄
  • DocuSign
  • Liscio
  • Soraban←
  • Tallyfor⇄
  • Trustero←
  • XPM⇄
  • BGL
  • OneNote⇄•

Security & compliance

Independently observed
  • SOC 2 Type II · Type IIactive · independent CPA firm

Karbon FAQ

Common questions about Karbon, answered from independent, dated evidence.

What is Karbon?

A comprehensive practice management platform built for accounting and bookkeeping firms to automate workflows, manage client relationships, coordinate team collaboration, and handle billing and document management. Includes client portals, time tracking, task automation, and integrations with popular accounting software. It is indexed under Accounting Practice Management.

Source: https://karbonhq.com/pricing/

How much does Karbon cost?

Karbon is a paid product; published pricing starts at $59 per user per month. It is sold across 3 plans (Team, Business and Enterprise). There is no free tier. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.

Source: https://karbonhq.com/pricing/

What platforms does Karbon support?

Karbon supports the web, iOS and Android. Platforms we have not confirmed are simply not listed here rather than ruled out.

Source: https://karbonhq.com/pricing/

Can Karbon be self-hosted?

We have only confirmed a cloud / SaaS deployment for Karbon, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.

Source: https://karbonhq.com/pricing/

What does Karbon integrate with?

We have confirmed 40 integrations for Karbon, including Google Workspace, Outlook, QuickBooks Online, Xero, Juno, Gusto, Uncat and Microsoft Teams, plus 32 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.

Source: https://karbonhq.com/pricing/

What security certifications does Karbon have?

We have independently confirmed SOC 2 and GDPR for Karbon. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Karbon not holding them. Always confirm compliance directly before you rely on it.

Source: https://karbonhq.com/security/

Where is Karbon available?

Karbon is available in the United States, the United Kingdom, Canada, Australia, Brazil, Mexico and South Africa.

Source: https://karbonhq.com/pricing/

Karbon alternatives

Other accounting practice management we track, ranked by the same independent score.

All Karbon alternatives, ranked →

Compare Karbon

Side by side against other accounting practice management, attribute by attribute, with a source on every value.

Independent · unbought · dated

The vioscaleAI score: one lens on the evidence

Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for Karbon, not the verdict.

Balanced composite 60 / 100
medium · 74%
Signal contributions to the composite score
SignalScoreWeightContributionEvidence
Pricing transparency750.086.3✓
Capabilities960.054.7✓
Security posture500.073.7✓
Reliability450.073.3✓
Price level500.052.6✓
Integrations390.041.6✓

Computed . Re-weight it by intent, or see the full method.

All data & sourcesshow ↓

Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.

Content

AttributeValueEvidence
Faq7 itemsmediumsource · 2026-09-10 · 64%

Features

AttributeValueEvidence
CapabilitiesSoc2 type ii, Quickbooks xero two way client sync, Secure client portal document upload, Kba irs compliant e signatures form 8879, Automated client document request chasing, Time tracking and wip work in progress billing, Email integration and automatic timeline triage, Recurring workflow templates by tax return type, Proposal generation and upfront payment collectionmediumsource · 2026-10-05 · 60%

Integrations

AttributeValueEvidence
Count21mediumsource · 2026-10-05 · 60%

Market

AttributeValueEvidence
AvailabilityPrimaryMarkets: … · AvailabilityScope: global · AvailableCountries: … · NotAvailableCountries: …mediumsource · 2026-10-05 · 50%

Pricing

AttributeValueEvidence
Free tierNomediumsource · 2026-10-05 · 60%
Modelcommercialmediumsource · 2026-10-05 · 60%
Price levelmidmediumsource · 2026-10-05 · 60%
Starting priceAmount: 59 · Currency: USDmediumsource · 2026-10-05 · 60%
TransparentYesmediumsource · 2026-10-05 · 60%

Reliability

AttributeValueEvidence
Sla pct99.9mediumsource · 2026-10-05 · 60%

Security

AttributeValueEvidence
Soc2Yeshighsource · 2026-10-05 · 75%
Disclosure policyYesmediumsource · 2026-08-24 · 60%
GdprYeshighsource · 2026-10-05 · 75%
CertificationsSOC 2 Type IImediumsource · 2026-10-05 · 60%
Trust centerhttps://karbonhq.com/resources/karbon-data-privacy-and-gdpr-compliance-roadmap/mediumsource · 2026-10-05 · 60%
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Last updated . Canonical URI: https://www.vioscale.ai/software/karbon.