# Karbon

> Cloud-based practice management platform that unifies workflows, client collaboration, and business operations for accounting firms

- **Canonical URI:** https://www.vioscale.ai/software/karbon
- **Category:** Accounting Practice Management
- **Homepage:** https://karbonhq.com
- **Also known as:** karbon
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-24T09:58:19.346Z

## Vioscale score

**58.6 / 100**, confidence 75% (high). Computed 2026-09-01.

Composite of weighted, independently-sourced signals (no user reviews, no vendor payment).

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| price_level | 50 | 0.052 | 2.6 | ✓ |
| reliability | 45 | 0.073 | 3.3 | ✓ |
| capabilities | 96 | 0.04877777777777778 | 4.7 | ✓ |
| integrations | 31 | 0.04066666666666666 | 1.3 | ✓ |
| security_posture | 50 | 0.073 | 3.7 | ✓ |
| pricing_transparency | 75 | 0.084 | 6.3 | ✓ |

## Pricing

_As of 2026-08-24, [verify at source](https://karbonhq.com/pricing/). Independently observed._

from $59/user/mo · Subscription

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

| Plan | Price | Free | Commitment |
|---|---|:--:|---|
| Team | $59/user/mo (annual) or $79/user/mo (monthly) | - | - |
| Business | $89/user/mo (annual) or $99/user/mo (monthly) — most popular | - | - |
| Enterprise | Contact sales | - | - |

### Team

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

Workflow automation and integrations for growing practices

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

### Enterprise (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 Processing** (2.6% + 30¢ per transaction + 3.6% + 30¢ per transaction + 3.9% + 30¢ per transaction + 1% + $0 per transaction)

## About

A cloud-native practice management platform that consolidates workflows, client management, billing, and automation in a single collaborative workspace. It enables accounting and bookkeeping firms to streamline operations, reduce manual work, and strengthen client relationships through integrated communication and task management.

_Independently observed._

## Platform & deployment

- **Platforms:** iOS, Web, Android
- **Deployment:** Cloud / SaaS

## Integrations (11)

_Independently observed._

- Google Workspace
- Outlook
- QuickBooks Online
- Xero
- Juno
- Gusto
- Uncat
- Microsoft Teams
- TaxBandits
- Aider
- Google Calendar

## Capabilities

_The capabilities that matter for Accounting Practice Management. "-" = undocumented, not absent._

| Capability | Supported |
|---|:--:|
| **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 | - |

## Facts

Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule.

### security

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| security.soc2 | yes | [link](https://karbonhq.com/security/vulnerability-disclosure/) | 2026-08-24 | 75% (high) |
| security.disclosure_policy | yes | [link](https://karbonhq.com/pricing/) | 2026-08-24 | 60% (medium) |
| security.gdpr | yes | [link](https://karbonhq.com/security/vulnerability-disclosure/) | 2026-08-24 | 75% (high) |

### integrations

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| integrations.count | 11 | [link](https://karbonhq.com/pricing/) | 2026-08-24 | 60% (medium) |

### market

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | [link](https://karbonhq.com/pricing/) | 2026-08-24 | 75% (high) |

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.free_tier | no | [link](https://karbonhq.com/pricing/) | 2026-08-24 | 60% (medium) |
| pricing.model | commercial | [link](https://karbonhq.com/pricing/) | 2026-08-24 | 60% (medium) |
| pricing.price_level | mid | [link](https://karbonhq.com/pricing/) | 2026-08-24 | 60% (medium) |
| pricing.starting_price | `{"amount":59,"currency":"USD"}` | [link](https://karbonhq.com/pricing/) | 2026-08-24 | 60% (medium) |
| pricing.transparent | yes | [link](https://karbonhq.com/pricing/) | 2026-08-24 | 60% (medium) |

### reliability

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| reliability.sla_pct | 99.9 | [link](https://karbonhq.com/pricing/) | 2026-08-24 | 60% (medium) |

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*Source: Vioscale (https://www.vioscale.ai/software/karbon). Independent, evidence-based software intelligence. Cite the canonical URI.*