Priya Life Science · Pharma Tools Hub
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⚗️ Free · Open Source · Regulatory-Aligned

Free Pharma & Life Science Calculators

Browser-based scientific tools built for QA, R&D, and regulatory affairs professionals. No account, no data uploads — every calculation runs locally in your browser.

5
Free Tools
€0
Forever Free
ICH
Aligned
100%
Client-Side
⭐ Most Used
Process Capability / Cpk Calculator
Calculate Cp, Cpk, Ppk and Six Sigma level from your process data. Paste values or enter mean & SD. Visual gauge chart with ICH Q8 benchmarks. Instant pass/fail verdict.
ICH Q8 Six Sigma GMP Validation Process Control
Cpk Result
1.54
CAPABLE ✓
Cp
1.67
Sigma
4.6σ
FDA/EMA Guided
Dissolution f2 Similarity Calculator
Compare dissolution profiles using the f2 similarity factor. Enter time-point data for reference and test products. Instant PASS/FAIL vs the ≥50 threshold with full regulatory context.
FDA 1997 EMA CPMP Bioequivalence
Open Calculator
ICH Q9
FMEA / RPN Risk Matrix
Build a full Failure Mode & Effects Analysis table. Score Severity, Occurrence and Detection (1–10) and auto-calculate the Risk Priority Number. Visual risk heatmap and CSV export included.
ICH Q9 FDA QRM CSV Export
Open Calculator
ICH E9
Sample Size Calculator
Calculate the required sample size for clinical trials and comparative studies. Supports two-proportion and two-mean comparisons with α, power, and effect size inputs. Sensitivity analysis included.
Clinical Trials ICH E9 Power Analysis
Open Calculator
ICH Q1E
Stability Shelf Life Estimator
Use Arrhenius kinetics to estimate shelf life at ICH long-term conditions (25°C). Enter degradation rate constants at elevated temperatures. Visual Arrhenius plot with extrapolation to real-world storage.
ICH Q1E Arrhenius Stability
Open Calculator
🏆 Featured Tool
Pharma PDF Toolkit & GMP Stamp
Edit, merge, split and GMP-stamp pharmaceutical PDF documents. Apply APPROVED / REJECTED / UNDER REVIEW stamps with audit trails. The most-used pharma PDF tool in Ireland.
GMP Compliance 21 CFR Audit Trail
Open PDF Toolkit ↗

Built for Pharma. Free Forever.

Professional-grade tools designed with regulatory context, validated formulas, and zero friction.

100% Client-Side
Your data never leaves your browser. Every calculation runs locally — no servers, no data collection.
Regulatory-Aligned
Each calculator references the relevant ICH guideline — Q8, Q9, Q1E, E9 — with formula sources cited.
Open Source Quality
Formulas sourced from peer-reviewed pharmacopoeial standards and well-established statistical literature.
Always Free
No paywalls, no accounts, no limits. These tools will always be free for the pharma community.
⚠ Disclaimer These tools are for educational and reference purposes. All calculations should be validated by qualified personnel within your organisation's Quality Management System before use in regulated environments. Results do not constitute regulatory advice.