Comparison

Nowak Supply vs WeldZip

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

Head to head
About

Nowak Supply

This professional-grade tool offers specialized calculators for fire safety, welding, and portable sanitation planning. It generates detailed PDF reports, saves calculation history, and provides expert recommendations for compliance and project optimization.

Highlights
  • Fire Extinguisher Calculator
  • Welding Calculator (MIG, TIG, Stick)
  • Porta-Jon Calculator
  • Professional PDF report generation
  • Calculation history
  • Offline access
Features
Read full description

Nowak Supply Calculator Suite Streamline your project planning and safety compliance with the Nowak Supply Calculator Suite, a professional-grade tool designed to meet the needs of contractors, safety managers, event planners, and industrial professionals. Developed by T.J. Nowak Supply, this app delivers powerful calculators and expert recommendations tailored to fire safety, welding, and portable sanitation requirements. Features and Functionality Fire Extinguisher Calculator Ensure your building meets NFPA fire safety standards with this advanced tool: Calculate fire extinguisher quantity and placement based on building type, square footage, and hazard levels. Customize for special areas like kitchens, electrical rooms, and storage facilities. Incorporate additional risk factors, including high-value equipment, flammable materials, and 24-hour operations. Generate detailed, professional PDF reports for audits and compliance records. Welding Calculator Optimize your welding projects with precision: Supports MIG, TIG, and Stick welding methods. Material-specific parameters for thickness, filler metal, and shielding gas. Recommendations for gas flow rates, voltage, and amperage. Generate cost and time estimates, ensuring efficient resource allocation. Includes safety guidelines to promote secure welding practices. Porta-Jon Calculator Plan sanitation needs for events and construction sites: Calculate the number of standard and ADA-compliant portable restrooms based on attendance, event duration, and location type. Includes options for outdoor events and alcohol-serving considerations. Detailed placement recommendations for optimal convenience. Generate sanitation reports with clear guidelines. Professional Tools and Benefits Detailed Reports: Export professional PDF reports for compliance, proposals, or project records. Calculation History: Save and access previous calculations for easy reference. Easy Sharing: Share results via email or messaging platforms with just a tap. Expert Resources: Access T.J. Nowak Supply’s product catalog and expert safety guidelines. Intuitive Design: Clean, modern interface with dark mode support for comfortable use in all conditions. Offline Access: Perform calculations anytime, anywhere, without internet connectivity. Why Choose Nowak Supply Calculator Suite? Backed by decades of industry expertise from T.J. Nowak Supply, this app is designed to provide professionals with accurate, reliable tools to simplify their workflow. Whether you’re ensuring fire safety compliance, planning an event’s sanitation needs, or optimizing welding operations, the Nowak Supply Calculator Suite is your trusted partner. Who Is It For? Contractors Safety Managers Facility Supervisors Event Planners Welding Professionals Industrial Managers Download the Nowak Supply Calculator Suite today and elevate your project planning with the most comprehensive tools in the industry. Free to download—no subscriptions required!

About

WeldZip

Features
Read full description

The Welding Assistant for Professionals 1. Filler Metal Data: Access detailed information on welding materials, including chemical composition, mechanical properties, and corrosion resistance, to make informed decisions. 2.Welding Tools: -Calculate weld material consumption and heat input. -Use DeLong and Schaeffler diagrams for stainless steel metallurgy. -Determine preheat temperatures and hardness conversions. -Decode welding symbols and calculate J/X coefficients for metals. 3.Welding Documents: Explore a library of patents, technical articles, and professional resources to stay updated on industry trends. 4.Welding Dictionary: A multilingual tool for quick translations of welding terms, making communication across languages effortless. 5. Welding Q&A: Get expert answers to your welding questions and share knowledge with a community of professionals.

Screenshots

Nowak Supply4 screens
WeldZip4 screens

Verdict

The call

The clearest difference is update cadence: Nowak Supply at every 3 weeks against WeldZip's every 8 months. WeldZip's advantage is iOS requirement (12.0 vs 18.1). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Nowak Supply ships an update every 3 weeks, WeldZip every 8 months. The most recent releases landed on October 4, 2026 and October 8, 2026 respectively.

Scorecard2 real differences · 8 level
Nowak Supply versus WeldZip: the parameters behind the verdict, then further details
ParameterNowak SupplyWeldZip
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 weeks — betterEvery 8 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.112.0 — better
Further details — not scored
Size5 MB85 MB
Age rating4+4+
DeveloperRL McCoyShanghai KongDe IT Co., LTD.

In-app purchases

None

Nowak Supply

No in-app purchases

None

WeldZip

No in-app purchases

Questions

Is Nowak Supply free?
Nowak Supply is free to download, with no in-app purchases.
Is WeldZip free?
WeldZip is free to download, with no in-app purchases.
Do Nowak Supply or WeldZip have ads?
Neither Nowak Supply nor WeldZip shows ads.
Which is updated more often, Nowak Supply or WeldZip?
Nowak Supply ships an update every 3 weeks, and WeldZip every 8 months. Most recently, Nowak Supply was updated on October 4, 2026 and WeldZip on October 8, 2026.

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