Comparison

HAZOP vs Process Engineer Calc

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

HAZOP

Features
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HAZOP & LOPA โ€“ Process Hazard Analysis Made Easy Enhance process safety and risk management with HAZOP & LOPA, the ultimate tool for conducting Hazard and Operability Studies (HAZOP) and Layer of Protection Analysis (LOPA) efficiently. Designed for engineers, safety professionals, and risk analysts, this app simplifies complex hazard assessments while ensuring compliance with industry standards. Key Features: HAZOP Study Support โ€“ Guide your team through systematic hazard identification with customizable deviation templates, nodes, and risk matrices. LOPA Integration โ€“ Seamlessly transition from HAZOP to LOPA to quantify risk reduction requirements and Independent Protection Layers (IPLs). Predefined Checklists & Standards โ€“ Align with IEC 61882, OSHA PSM, and CCPS guidelines for consistent, compliant analyses. Risk Prioritization โ€“ Automate risk ranking with visual matrices (e.g., 5x5 Likelihood/Severity) and track mitigation actions. Collaboration Tools โ€“ Share reports, assign actions, and sync findings across teams in real time. Offline Mode โ€“ Conduct studies anywhere, even without internet access. Who Should Use It? Process Safety Engineers Risk Management Teams Chemical & Oil/Gas Industry Professionals HSE Managers & Consultants Plant Operators & Designers Why Choose HAZOP & LOPA? Save Time โ€“ Streamline studies with structured workflows. Reduce Errors โ€“ Built-in validation and industry best practices. Improve Compliance โ€“ Generate audit-ready documentation. Download now to transform your process hazard analyses into a faster, smarter, and more reliable experience!

About

Process Engineer Calc

Features
Read full description

ProcessCalc is an ad-free, offline-ready utility app designed specifically for chemical engineers, extraction technicians, and laboratory researchers. Whether you are scaling up a synthesis from bench to pilot scale, optimizing solvent recovery, or sizing a chiller for your jacketed reactor, this app provides 10 specialized engineering calculators to streamline your daily workflow. Key Calculators Included: โ€ข Solvent Recovery: Estimate evaporation rates and recovery times. โ€ข Chiller Sizing: Calculate required cooling capacity (kW) and tonnage. โ€ข Biomass Capacity & Yield: Optimize loading and predict expected yields. โ€ข Scale-up Predictor: Lab to production volume and flow rate scaling. โ€ข Condenser Area: Determine required heat transfer area. โ€ข Vapor Velocity: Avoid flooding in vacuum systems with min-ID calculations. โ€ข Pump Flow Rate: Quick displacement to LPM/LPH conversions. โ€ข Scaling Risk Predictor: Assess system scaling and maintenance needs. โ€ข Vacuum Diagnostic: Calculate rate-of-rise and system leak rates. โ€ข Compliance Map: Quick reference for global hemp/CBD regulations. App Features: Zero Ads: No pop-ups, no tracking, no subscriptions. Offline First: Works instantly in the lab or extraction facility where internet might be spotty. Favorites: Star your most-used tools for one-tap access. Practical: Built around real-world formulas used in extraction and chemical processing facilities. Designed by engineers, for engineers.

Screenshots

HAZOP4 screens
Process Engineer Calc4 screens

Verdict

The call

The clearest difference is device support: HAZOP at 3 against Process Engineer Calc's 1. HAZOP also leads on iOS requirement (12.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences ยท 4 level
HAZOP versus Process Engineer Calc: the parameters behind the verdict, then further details
ParameterHAZOPProcess Engineer Calc
PriceFreeFree
Update frequencyโ€”Every 10 days
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod โ€” betteriPhone
Requires iOS12.0 โ€” better17.0
Further details โ€” not scored
Size39 MB11 MB
Age rating4+4+
DeveloperGAMAL ABDELNASER GABR GABRๅ†ฏๆณฐ ่”ก

In-app purchases

None

HAZOP

No in-app purchases

None

Process Engineer Calc

No in-app purchases

Questions

Is HAZOP free?
HAZOP is free to download, with no in-app purchases.
Is Process Engineer Calc free?
Process Engineer Calc is free to download, with no in-app purchases.
Do HAZOP or Process Engineer Calc have ads?
Neither HAZOP nor Process Engineer Calc shows ads.

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