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Free tech calculators for IP subnets, CIDR notation, bandwidth, and uptime. Essential networking and IT tools for developers and admins.
Convert between binary, decimal, hex & octal
Calculate how long a file download will take
Calculate how long a battery will last
Calculate video bitrate, file size, or duration
Calculate how long a file upload will take
Calculate WPM and typing accuracy
Convert between file size units
Analyze JSON data size and structure
Track and analyze daily screen usage
Analyze password security and crack time
Convert and calculate with hex, binary, octal, and decimal
Calculate transfer time, speed, or data size
Calculate memory latency from frequency and CAS timings
Calculate storage needs, RAID configurations, and cloud costs
Calculate energy consumption, battery life, and electricity costs
Decode network packet hex data into readable protocol layers
Convert between CIDR notation and subnet masks
Analyze and calculate IPv6 addresses and subnets
Calculate download time, required bandwidth, and data transfer
Convert between megabits per second (Mbps) and megabytes per second (MB/s)
Convert text to ASCII codes, binary, and hexadecimal
Analyze and compare algorithm time and space complexities
Analyze code patterns and estimate algorithm runtime
Analyze memory usage for algorithms and data structures
Calculate memory usage for arrays in different programming languages
Generate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text
Estimate token count for GPT-4, Claude, Gemini and other LLMs
Calculate AI API costs for GPT-4, Claude, Gemini and more
Estimate monthly AI API costs by usage patterns and provider
Analyze LLM context window usage and capacity planning
Compare self-hosted GPU vs API inference costs
Calculate VRAM requirements for LLM inference
Calculate CO₂ emissions from AI model training and inference
Estimate hallucination probability for LLM outputs
Calculate return on investment for AI implementations
Calculate LLM/transformer model parameters and memory
Convert text to Morse code and Morse code to text
Convert text to elegant cursive and fancy fonts
Convert text to Wingdings symbols and decode back
Convert English to pig latin instantly
Create creepy zalgo and cursed text effects
Calculate allowed downtime from SLA percentage and check compliance
Calculate downtime costs and revenue impact
Calculate subnet details from IP and CIDR
Calculate server capacity for concurrent users and RPS
Calculate optimal virtual machine specs for your workload
Calculate optimal CPU cores for your workload
Calculate optimal RAM for your PC, workstation, or server
Project data storage needs and capacity planning over time
Calculate storage requirements for backup strategies
Calculate data restoration time and recovery metrics
Estimate monthly cloud infrastructure costs
Estimate total costs for cloud migration projects
Estimate monthly costs for Amazon EC2 instances
Calculate CPU and memory resources for Kubernetes pods and deployments
Calculate password strength using information entropy
Estimate how long it takes to crack your password
Calculate days until your SSL certificate expires
Calculate JWT token size for different algorithms and payloads
Calculate CVSS v3.1 vulnerability severity scores
Estimate the financial impact of a data breach
Assess organizational phishing vulnerability and risk
Calculate MFA rollout metrics, ROI, and security improvements
Calculate risk severity scores using ISO 27001 and NIST frameworks
Estimate GDPR penalties based on violation type and circumstances
Calculate optimal MTU size based on protocol overhead
Calculate maximum TCP throughput based on bandwidth, RTT, and window size
Calculate network latency including propagation, transmission, and processing delays
Analyze network jitter from ping measurements for VoIP, gaming, and streaming quality
Calculate how packet loss affects network throughput, VoIP quality, and gaming
Calculate effective VPN throughput accounting for protocol overhead
Calculate wireless signal coverage area using FSPL and path loss models
Calculate optimal number of WiFi access points for enterprise network planning
Calculate code complexity metrics using McCabe's cyclomatic complexity method
Calculate test coverage metrics including line, branch, function, and condition coverage
Calculate SLOC metrics, code density, and COCOMO effort estimates
Calculate optimal cache size, hit rates, and AMAT performance metrics
Calculate rate limits, token bucket metrics, and throttling analysis for APIs
Calculate data compression ratio, space savings, and analyze compression efficiency
Analyze JavaScript bundle sizes, download times, and performance impact
Calculate optimal K8s node sizes and cluster configuration
Calculate optimal Kubernetes pod replicas for your workload
Calculate HPA scaling triggers and threshold zones for Kubernetes
Calculate SRE error budgets from SLO targets for reliability engineering
Calculate error budget burn rates for SLO-based alerting
Calculate Mean Time To Repair for incident management
Calculate the total cost of IT incidents and outages
Calculate storage requirements for log management systems
Project log storage growth over time with trend analysis
Calculate recommended encryption key sizes for security standards
Compare security strength between AES, RSA, and ECC encryption
Assess security risk of OAuth 2.0 scope configurations
Assess your organization's Zero Trust Architecture maturity
Assess third-party vendor security and compliance risk
Estimate machine learning model training time and cost
Calculate training steps, iterations, and batch optimization
Calculate ML classification metrics from confusion matrix
Calculate F1 and F-beta scores from precision and recall
Estimate LLM fine-tuning costs across providers
Calculate vector database storage requirements
Calculate SNAT port utilization and exhaustion risk
Calculate cache efficiency and performance metrics
Analyze Kubernetes cluster costs and find savings opportunities
Calculate server, bandwidth, and GPU requirements for metaverse platforms
Calculate service level agreement breach penalties and service credits
Analyze compliance posture and identify gaps
Calculate Total Cost of Ownership for SIEM solutions
Assess Security Operations Center maturity
Assess ISO 27001 certification readiness
Assess your organization's overall cybersecurity maturity
Assess software dependency security risks and vulnerabilities
Measure DevOps performance with four key metrics
Monitor ML model input data distribution changes
Detect concept drift in ML model performance
Evaluate ML model fairness across demographic groups
Assess organizational AI governance maturity across 6 dimensions
Assess autonomous AI agent risks with safeguard analysis
Evaluate post-quantum cryptography migration and algorithm selection
Estimate proving and verification costs for zero-knowledge proofs
Analyze and optimize decentralized autonomous organization governance metrics
Essential tools for IT professionals, developers, and network administrators. Calculate subnet masks, bandwidth requirements, storage needs, and more with our comprehensive technology calculator suite.
Calculate IP subnets, CIDR notation, bandwidth, and network capacity with precision.
Convert data formats, calculate hash values, and handle encoding/decoding operations.
Plan storage requirements, RAID configurations, and backup strategies effectively.
Calculate uptime percentages, latency, throughput, and other key performance indicators.
Automate tedious calculations that would otherwise require manual computation.
All calculations follow industry standards and best practices for IT operations.
Select the calculator that matches your technical need.
Enter your values in the appropriate format (IP addresses, sizes, etc.).
Review the calculated results and explanations.
Use the results to configure your systems or plan your infrastructure.
Bookmark frequently used calculators for quick access.
Design subnets, calculate IP ranges, and plan network topology efficiently.
Calculate storage needs, plan RAID configurations, and estimate resource requirements.
Convert data formats, generate hashes, and perform encoding operations quickly.
Estimate bandwidth needs, storage growth, and infrastructure scaling requirements.
Yes, all calculators use industry-standard algorithms and are suitable for production planning and configuration.