Nitro

What Nitro does

Nitro is a publicly traded (ASX: NTO) document productivity company founded in 2005 and headquartered in San Francisco, providing a unified platform for PDF creation and editing, electronic signatures, and AI-powered document automation. The platform spans web, desktop (Windows, Mac), and mobile (iOS) and operates on Microsoft Azure infrastructure certified to SOC 2 Type II, ISO 27001, and HIPAA. The product portfolio includes Nitro PDF, Nitro Sign, Nitro Smart Redact (NLP-driven PII redaction), Nitro Automate (an API and Model Context Protocol integration exposing document processing to AI agents, notably Anthropic's Claude), Nitro Identity (identity verification), Nitro Analytics, and Nitro Workspace (a centralized cloud hub). Underlying AI/ML capabilities combine NLP, computer vision (OCR), and process automation to deliver redaction, form/table extraction, conversational document assistance, and programmable document workflows.

Nitro serves a heterogeneous customer base spanning enterprise and mid-market, small business, individual professionals, students, and home users, with particular depth in regulated verticals including financial services, healthcare, insurance, real estate, government, defense, and professional services. Named enterprise customers include BNY Mellon, Swiss Re, T-Mobile, JLL, Knight Frank, Colliers, Equiniti, Ramsay Sante, Leonardo DRS, Continental, Zebra, and PyraMax Bank, and the company claims penetration of 67% of the Fortune 500 alongside millions of users globally. The company has built out a multi-region operating footprint covering the United States, United Kingdom, Germany, France, Switzerland, Singapore, and Australia, with localized product experiences in German, French, Italian, Spanish, and Dutch.

The business model is primarily subscription SaaS with per-user/per-month billing on annual or multi-year contracts, supplemented by volume licensing for 20+ seat enterprise deals, a perpetual three-year license option (Nitro PDF Classic), and emerging API-based revenue from Nitro Automate. Go-to-market combines product-led growth (free 14-day trials, self-serve signup, app store distribution) with enterprise field sales (contact sales, custom demos, dedicated customer success) and channel partnerships (resellers, distributors, ISVs). The company has executed strategic acquisitions including doxIQ in 2015 and Connective in 2021 to expand data extraction and European eSignature capabilities, and has raised multiple funding rounds led by Battery Ventures, with the most recent disclosed round being a $15M Series 3 in 2017.

Name

Nitro

Legal name

Nitro Software, Inc.

Website

https://gonitro.com

Company type

Private

Founded year

2005

Operating status

Operating

Headcount range

1–10 employees

Short description

Nitro is a publicly traded document productivity company offering AI-powered PDF editing, electronic signatures, and intelligent document automation across web, desktop, and mobile. It serves enterprises, mid-market, SMBs, and individuals, claiming penetration of 67% of the Fortune 500.

Ownership category

akta.pro rank

Product category

Document Productivity Software

NAICS

Software Publishers (5132), Document Preparation Services (561410)

SIC

Services-Prepackaged Software (7372)

akta.pro primary industry

Document Creation & Office Suites (BPAMAMAD)

akta.pro secondary industries

eSignature, Forms & Digital Workflow Platforms (HDAEAHAJ), Intelligent Document Processing (IDP) & OCR Automation (HDAEAHAC), Optical Character Recognition (OCR) & Document Vision (HDAAAEAD), Document Capture, Scanning, OCR/ICR & Intelligent Document Processing (IDP) (HDAEAGAD), Content Governance, Compliance, Retention & eDiscovery (HDAEAGAJ), OCR, ICR & Intelligent Document Processing (IDP) (BPAAAKAB)

Keywords

• PDF editing software
• Electronic signature platform
• Document automation
• AI redaction tools
• Document productivity suite

Headquarters

HQ city

San Francisco

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Software

Cost components

Technology or R&D, Personnel, Marketing or Sales, Infrastructure, Operations

Revenue model

1. Subscription (SaaS): Recurring subscription revenue model with per-user/per-month billing on annual or multi-year contracts. Nitro PDF Standard and Nitro Sign Standard are offered as monthly or annual subscriptions, providing PDF editing, eSign capabilities, AI tools, and integrations.
2. Perpetual License: One-time purchase option for Nitro PDF Classic providing three years of desktop access to core PDF tools for Windows, billed as a single upfront license fee.
3. Volume Licensing: Enterprise and volume licensing for 20+ seats with discounted pricing per license, enabling larger organizations to deploy across teams with centralized administration.
4. Nitro Automate (Early Access): Intelligent document processing API and workflow integration services, available for early access, enabling programmatic document processing capabilities for AI agents and custom applications.

Pricing tiers

Go-to-market motion3 records

Distribution channels6 records

Marketing channels8 records

Core offering

Nitro provides a cloud-based document productivity platform that combines PDF editing, electronic signatures, and AI-powered document automation. The platform enables organizations to create, edit, convert, sign, redact, and automate document workflows across Windows, Mac, iOS, and web environments. Core products include Nitro PDF for comprehensive document editing, Nitro Sign for legally binding eSignatures compliant with eIDAS, ESIGN, and UETA, and AI-driven modules for redaction, form extraction, and intelligent document processing via API.

Product overview

Nitro offers a unified document productivity platform combining PDF editing, electronic signatures, and AI-powered document automation. The core portfolio includes Nitro PDF (desktop and mobile applications for Windows, Mac, and iOS) and Nitro Sign (eSignature platform), complemented by AI-powered add-on modules: Smart Redact (AI redaction), Nitro Automate (API for document processing automation), Nitro Identity (identity verification), Nitro Analytics (usage analytics), and Nitro Workspace (cloud-based access hub). The platform targets enterprise, mid-market, small business, and individual professionals across industries including finance, healthcare, government, real estate, and manufacturing.

Differentiator

Problem solved

Functional benefit

Brands

• Nitro PDF: Comprehensive PDF editing solution for creating, editing, converting, and securing documents across Windows, Mac, iOS, and web browsers.
• Nitro Sign
• Nitro Smart Redact
• Nitro Automate
• Nitro Identity

Products and services

• Nitro PDF Comprehensive PDF editing, conversion, and management solution for creating, editing, converting, combining, annotating, and securing PDFs across Windows, Mac, and iOS with AI-powered productivity tools including OCR, digital signatures, and redaction.
• Nitro Sign Secure electronic signature platform enabling legally binding eSignatures with compliance to global standards including eIDAS, ESIGN, UETA, and Swiss ZertES. Supports workflows from basic signatures to high-trust identity-verified signing for individuals, teams, and enterprises.
• Nitro Smart Redact AI-powered redaction solution using NLP and machine learning to detect and permanently remove over 30 categories of PII from structured and unstructured documents, preventing sensitive data exposure in compliance workflows.
• Nitro Automate Intelligent document processing API enabling programmatic automation of document tasks including conversion, merging, data extraction, and eSignature tracking for AI agents, workflows, and custom applications. Integrates with Claude via Model Context Protocol.
• Nitro Identity Identity verification and authentication service supporting multiple identification methods including SMS OTP, biometric signature, and government eID schemes for secure transaction verification in eSignature workflows.
• Nitro Analytics Real-time analytics dashboard providing visibility into PDF usage, productivity metrics, ROI tracking, and sustainability reporting for organizations using Nitro's document platform.
• Nitro Workspace Cloud-based centralized hub providing web access to PDF and eSign tools, AI assistants, admin settings, and product management resources from any device.
• Free Online PDF Tools Complementary web-based PDF conversion tools including PDF to Word, Word to PDF, PDF to Excel, Excel to PDF, PowerPoint to PDF, PDF to PowerPoint, and Image to PDF converters, supporting SEO and customer acquisition.

Quantifiable outcome

• 75-95% of employees and executives use AI for document processing tasks
• +2 more outcomes

Named customers17 records

Segments9 records

Ideal customer profiles7 records

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Integration5 records

AI capability9 records

Feature10 records

Partnerships

Eleven partnerships are on record, tiered core and flagship.

• Swisscom Trust ServicescoreTechnology or IntegrationSwisscom Trust Services partnership provides Qualified Electronic Signature (QES) capabilities compliant with Swiss ZertES regulation. Nitro integrates Swisscom's signing services enabling face-to-face identity verification for highest-level electronic signatures covering both EU/EEA and Switzerland through a single interface.
• CanvaflagshipTechnology or IntegrationCanva + Nitro partnership enables seamless design and document workflows, combining Canva's design platform with Nitro's PDF and eSign capabilities in an affordable bundle for users to create, edit, share, and manage documents efficiently across teams.
• SalesforcecoreTechnology or IntegrationSalesforce integration enables Nitro Sign to connect seamlessly with Salesforce CRM, allowing users to send documents for signature directly within Salesforce workflows.
• ZapiercoreTechnology or IntegrationZapier integration connects Nitro Sign with thousands of applications, enabling automated workflows and document processing across different systems.
• Microsoft 365coreTechnology or IntegrationIntegration with Microsoft 365 ecosystem including SharePoint for document management, Teams collaboration, and Office document compatibility.
• iManagecoreTechnology or IntegrationiManage integration for legal and professional services document management, enabling automatic tagging and document workflows within iManage Work.
• OneDrivecoreTechnology or IntegrationMicrosoft OneDrive integration for document storage and access, with enhanced file management for Intune-managed devices.
• Microsoft IntunecoreTechnology or IntegrationMicrosoft Intune integration for enterprise mobile device management, enabling secure document handling on managed iOS devices.
• Anthropic (Claude)coreTechnology or IntegrationNitro MCP (Model Context Protocol) integration with Claude enables AI agents to access Nitro document processing capabilities for automated document workflows within AI systems.
• Microsoft AzurecoreTechnology or IntegrationNitro runs on Azure enterprise-grade cloud infrastructure, providing SOC 2 Type II, ISO 27001, and HIPAA compliant document processing environment.
• DLA PipercoreStrategic or Co-development PartnerDLA Piper, a leading law firm, conducted legal compliance assessment verifying Nitro Sign Enterprise Verified meets international eSignature regulations including eIDAS, ESIGN, UETA, and other regional requirements.

Scale indicators6 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Adobe: Adobe is the incumbent PDF (Acrobat) and eSignature (Adobe Sign) vendor that Nitro explicitly positions against. Both target enterprise document workflows with overlapping feature sets, compliance certifications, and Fortune 500 customer bases, making Adobe the closest direct competitor.
• DocuSign: DocuSign is the leading pure-play eSignature platform and competes directly with Nitro Sign for enterprise contract and workflow signing use cases. Both offer eIDAS-compliant signing, identity verification, and Salesforce/CRM integrations, with DocuSign operating at significantly larger scale.
• Foxit Software: Foxit is a long-standing PDF editor competitor (PhantomPDF/Foxit PDF Editor) targeting enterprise and individual users with comparable pricing to Nitro. Both companies serve the Adobe-alternative segment with cross-platform PDF editing, OCR, and eSignature capabilities.
• ABBYY: ABBYY specializes in OCR and intelligent document processing (IDP) that competes directly with Nitro's Smart Redact, Smart Form Extract, and Nitro Automate capabilities. Both serve enterprise document automation use cases with AI-powered data extraction from structured and unstructured documents.
• Kofax (Tungsten Automation): Kofax (now Tungsten Automation) is a leading intelligent document processing and workflow automation vendor that competes with Nitro Automate and Nitro Sign at the enterprise level. Both target automation of high-volume document processing for financial services, healthcare, and government.
• Smallpdf: Smallpdf offers web-based PDF conversion and editing tools directly comparable to Nitro's Free Online PDF Tools and consumer/SMB offering. Both pursue PLG funnels and serve individual professionals, students, and small teams with freemium PDF utilities.
• iLovePDF: iLovePDF is a consumer/SMB-oriented online PDF tools platform that directly overlaps with Nitro's free online conversion tools. Both compete for SEO-driven inbound demand and offer free-to-paid conversion, compression, and editing of PDF documents.
• SignNow (AirSlate): SignNow, part of AirSlate, is an eSignature platform that competes with Nitro Sign in the SMB and mid-market. Both offer legally binding electronic signatures, templates, integrations, and mobile signing at price points below DocuSign and Adobe Sign.

Broad incumbents

• Microsoft: Microsoft is the broadest incumbent in document productivity, with Office 365, SharePoint, OneDrive, and Intune forming the ecosystem Nitro integrates with and competes against. Native PDF/eSign capabilities in the Microsoft stack represent the largest structural risk to Nitro's enterprise positioning.

Emerging players

• Readdle (PDF Expert): Readdle's PDF Expert is a leading PDF editor on Apple platforms (Mac, iOS) that overlaps with Nitro PDF Pro for Mac/iOS. Both target individual professionals and Mac/iOS-native users with polished cross-Apple document editing experiences.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/nitrohq
• YouTubeyoutube.com/c/nitro
• Facebookfacebook.com/nitrosoftware
• LinkedInlinkedin.com/company/go-nitro
• Instagraminstagram.com/nitro

Compliance11 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Funding overview

Funding rounds6 records

Investors6 records

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A2 records

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Nitro