ReliaSoft Corporation

What ReliaSoft Corporation does

ReliaSoft Corporation is a Tucson, Arizona-based software company founded in 1992 that develops reliability engineering and maintenance analysis software for industrial and aerospace customers. Its product portfolio spans the full reliability engineering lifecycle, including life data analysis (Weibull++), failure mode and effects analysis (XFMEA, ReliaSoft Cloud), system reliability and maintainability modeling (BlockSim), reliability prediction against published standards (Lambda Predict), failure reporting and corrective action management (XFRACAS), reliability-centered maintenance (RCM++), MSG-3 compliant aerospace maintenance program creation (MPC), and a web-based collaboration portal (SEP). The technology stack is anchored by proprietary statistical and simulation engines built around established reliability mathematics rather than general-purpose analytics frameworks.

ReliaSoft operates as a subsidiary brand within HBK (Hottinger Brøel & Kjær), a diversified test and measurement conglomerate whose portfolio also includes HBM, Brüel & Kjær, nCode, MicroStrain and Discom. The company distributes its software through a consultative direct enterprise sales motion using "Request a Trial" and "Request a Quote" calls to action, and licenses products individually or as bundled suites with named-user or floating license options under multi-year contracts. Pricing is not publicly disclosed and is set through custom enterprise quotes.

The company's primary customers are reliability engineers and maintenance professionals in the aerospace and broader manufacturing and industrial sectors. ReliaSoft's differentiation rests on the depth of its domain-specific analytical tooling, including MSG-3 compliance for aerospace maintenance programs and standards-based reliability prediction libraries, with newer SaaS capabilities such as AI-assisted insights in ReliaSoft Cloud beginning to extend the platform beyond its traditional desktop footprint.

Name

ReliaSoft Corporation

Legal name

ReliaSoft Corporation

Website

https://reliasoft.com

Company type

Private

Founded year

1992

Operating status

Operating

Headcount range

101–250 employees

Short description

ReliaSoft Corporation develops reliability engineering software — including life data analysis, FMEA, system reliability modeling, and MSG-3 aerospace maintenance tools — sold to enterprise reliability engineers in aerospace and industrial manufacturing as a subsidiary brand of HBK.

Ownership category

akta.pro rank

Product category

Reliability Engineering Software

NAICS

Computer Systems Design and Related Services (54151), Testing Laboratories and Services (541380)

SIC

Services-Prepackaged Software (7372), Services-Computer Programming Services (7371)

akta.pro primary industry

Reliability, Safety & Risk Engineering (RAMS/PSM) Consulting (BPAHAIAK)

Keywords

• Reliability engineering software
• Life data analysis
• FMEA management software
• Reliability prediction software
• Maintenance optimization software

Headquarters

HQ city

Tucson

HQ country

United States

HQ region

North America

Markets served

GTM type

B2B

Offering type

Software

Cost components

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

Revenue model

1. Software Licenses: ReliaSoft software is sold as perpetual licenses or subscriptions with named user or floating license options. Product suites provide savings over individual purchases and are licensed as one product requiring a single activator.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

ReliaSoft develops and sells reliability engineering software products for life data analysis (Weibull++), FMEA management (XFMEA, Cloud), system reliability and RAM analysis (BlockSim), reliability prediction (Lambda Predict), failure reporting and corrective actions (XFRACAS), reliability-centered maintenance (RCM++), aerospace MSG-3 maintenance program creation (MPC), and team collaboration (SEP). The software is sold as named user or floating licenses, individually or as bundled product suites, primarily targeting reliability engineers and maintenance professionals in aerospace, manufacturing, and industrial sectors.

Product overview

ReliaSoft software provides a powerful range of reliability software solutions that facilitate a comprehensive set of reliability engineering modeling and analysis techniques. The portfolio includes life data analysis (Weibull++), FMEA and risk analysis tools (XFMEA, RCM++), system reliability modeling (BlockSim), reliability prediction (Lambda Predict), FRACAS (XFRACAS), and cloud-based collaboration (SEP, Cloud). The products support reliability and maintainability analysis techniques including accelerated life testing, system modelling and RAM analysis, reliability growth, and RCM analysis. ReliaSoft 2026 is the latest major version release with enhancements across multiple products.

Differentiator

Problem solved

Functional benefit

Brands

• ReliaSoft BlockSim: System reliability, availability and maintainability analysis platform using reliability block diagrams, fault tree analysis or Markov diagrams.
• ReliaSoft Cloud
• ReliaSoft Lambda Predict
• ReliaSoft RCM++
• ReliaSoft XFMEA
• ReliaSoft XFRACAS
• ReliaSoft Weibull++
• ReliaSoft MPC
• ReliaSoft SEP

Products and services

• ReliaSoft BlockSim

Segments3 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability1 record

Feature9 records

Partnerships

One partnership is on record.

• HBK (Hottinger Brüel & Kjær)flagshipStrategic or Co-development PartnerReliaSoft is a subsidiary brand within the HBK portfolio. HBK connects virtual and physical testing, combining precision measurement, automated insights, and expert support. The HBK family includes HBM, Brüel & Kjær, nCode, ReliaSoft, MicroStrain and Discom brands unified to help innovate faster for a cleaner, healthier, and more productive world.

Scale indicators1 record

Recent moves5 records

Expansion highlights5 records

Direct peers

• Minitab: Minitab is a statistical and reliability analytics software suite (including Minitab Workspace, Reliability and DOE modules) widely used by the same reliability and quality engineering buyer persona that ReliaSoft targets. Both compete for life data analysis and design-of-experiments spend in industrial and aerospace accounts.
• Item Software (ITEM ToolKit / RAM Studio): Item Software specializes in RAM analysis and reliability modeling tools used in aerospace, defense, and rail, overlapping directly with ReliaSoft BlockSim's reliability block diagram and fault tree capabilities. It is one of the closest direct comparables for RAM-focused engineering buyers.

Broad incumbents

• ANSYS: ANSYS provides engineering simulation with reliability and durability modules (e.g., ANSYS Sherlock, optiSLang) that overlap with ReliaSoft's reliability prediction and RAM analysis. It serves a broader simulation buyer but is increasingly competitive in electronics reliability, where ReliaSoft's Lambda Predict also operates.
• Siemens Digital Industries Software (Teamcenter): Siemens Teamcenter bundles quality and reliability functions (FMEA, FRACAS) into its PLM platform, directly competing with ReliaSoft XFMEA and XFRACAS at large industrial OEMs. Customers evaluating PLM consolidation may displace standalone reliability tools in favor of Teamcenter's integrated suite.
• PTC (Windchill): PTC Windchill includes quality and reliability management capabilities that overlap with ReliaSoft's FMEA and reliability workflow products. PTC competes primarily at the PLM layer, but its quality modules increasingly encroach on standalone reliability engineering software spend.
• IBM Maximo Application Suite: IBM Maximo is an enterprise asset management and APM platform with reliability-centered maintenance capabilities that overlap with ReliaSoft RCM++. Both target maintenance planners in asset-heavy industries, though Maximo operates at a much broader enterprise IT layer.
• GE Digital APM (formerly Meridium): GE Digital's APM suite (rooted in Meridium) covers asset reliability, risk-based inspection, and RCM analytics, competing directly with ReliaSoft's reliability and maintenance offerings in heavy-asset industries such as oil and gas, utilities, and aerospace.
• Bentley Systems (AssetWise): Bentley AssetWise provides reliability, risk, and integrity management for infrastructure assets. While focused on civil/infrastructure verticals, it competes with ReliaSoft's RAM and RCM products in asset-intensive markets and serves similar reliability engineer personas.
• Dassault Systèmes (3DEXPERIENCE / ENOVIA): Dassault's 3DEXPERIENCE platform includes quality and reliability modules competing with XFMEA and Lambda Predict at large aerospace and industrial OEMs. Its integrated PLM-plus-simulation positioning places it as a consolidator against standalone reliability suites.

Emerging players

• Sparta Systems (TrackWise Quality): Sparta's TrackWise QMS includes complaint handling, FMEA, and CAPA workflows that overlap with ReliaSoft XFMEA and XFRACAS in regulated industries. It focuses on quality management more broadly but addresses adjacent reliability engineering use cases in life sciences and manufacturing.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/c/HBKHOTTINGERBR%C3%9CELKJ%C3%86R
• LinkedInlinkedin.com/company/reliasoft-corporation
• Xx.com/reliasoft
• Facebookfacebook.com/reliasoft

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

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

M&A

Investments

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

Frequently asked questions about ReliaSoft Corporation