Complete Reliability & Quality Engineering Suite
Professional calculators for MTTR, MTBF, Availability, OEE plus the complete 7 Basic Quality Tools for data analysis, root cause analysis, and process improvement.
Professional Calculators
Industry-standard formulas for reliability analysis and equipment effectiveness measurement.
MTTR Calculator
Mean Time To Repair - measure maintenance efficiency and response time
- Multiple input methods
- Time unit conversion
- Industry benchmarks
MTBF Calculator
Mean Time Between Failures - assess system reliability and failure patterns
- Operating time analysis
- Failure rate calculation
- Reliability assessment
Availability Calculator
System availability percentage using uptime and downtime metrics
- Uptime/downtime method
- MTBF/MTTR method
- High availability levels
OEE Calculator
Overall Equipment Effectiveness using availability, performance, and quality
- Three-factor analysis
- Performance metrics
- World-class benchmarks
7 Basic Quality Tools
Interactive tools for systematic problem solving, data analysis, and process improvement.
Pareto Chart
80/20 analysis for prioritizing problems
- Interactive visualization
- Priority ranking
Fishbone Diagram
Root cause analysis using Ishikawa methodology
- 6M categories
- Interactive editing
Histogram
Data distribution analysis
- Automatic binning
- Statistical measures
3 More Tools
Check Sheet, Scatter Diagram, and Flowchart tools complete the 7 Basic Quality Tools suite.
- Data collection sheets
- Correlation analysis
- Process mapping
Built for Engineers, by Engineers
Trusted by reliability engineers in aerospace, manufacturing, power generation, and automotive industries worldwide.
Industry Standard
Formulas follow international standards (ISO, ASME, IEEE) for professional accuracy.
Instant Results
Get comprehensive calculations with detailed explanations in seconds.
Complete Suite
Reliability calculators and quality tools in one comprehensive platform.
Educational
Comprehensive formulas, examples, and best practices for learning.
Master Reliability Engineering
Comprehensive resources to help you understand and apply reliability engineering concepts.
Complete Formulas
Comprehensive reference guide with all reliability engineering and quality management formulas.
View All FormulasReal-World Examples
Practical scenarios and case studies from manufacturing, IT, aerospace, and other industries.
See ExamplesAbout Our Mission
Learn about our commitment to advancing reliability engineering education worldwide.
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