WeldCalcs vs Patent AI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WeldCalcs
This engineering calculator app assists in the preliminary sizing of fillet welds for steel construction. It computes section properties for typical welding patterns, allowing users to input dimensions and applied forces/moments to determine the maximum resisting resultant force and initial weld size.
- Fillet weld design sizing
- Section property calculation
- Elastic Method calculations
- Input dimensions and forces
- Determines maximum resisting force
- Reference equations available
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Useful for the preliminary sizing of fillet welds, WeldCalcs is an engineering calculator app that computes the section properties for typical welding patterns used in steel construction. After selecting a Weld Group, the user enters the dimensions for the depth and width, along with any combination of applied forces and moments. The section properties for the Weld Group, including the area, section moduli and polar moment of inertia, are instantly calculated. The app also determines the maximum resisting resultant force and the initial fillet weld size. The calculations performed by the WeldCalcs app are based on the Elastic Method. This approach treats the weld as a line or a group of lines. This allows the weld group section properties to be determined without knowing the size of the weld. The section properties and the applied loads are used in structural engineering formulas to determine the maximum resisting resultant force along the weld. This resultant force is expressed in terms of force per unit length. Since the weld is evaluated based on a force per unit length, in lieu of stresses, combining the effects from different load types (shear, axial, moment, torsion) is easily accomplished. The applied moments and torsions are resolved into vertical, horizontal and axial components and then vectorially combined with the directly applied shears and axial forces. All of the applied loads are assumed to act through the center of gravity of the weld. Therefore, each segment of the weld resists an equal share of the direct shear and axial forces and a proportional share of the bending moments and torsions relative to the weld segment's distance to the neutral axis of the weld group. The fillet weld size is determined by dividing the maximum resisting resultant force by the available strength of the weld. For practicality, both weld dimensions 'd' and 'b' are limited to a minimum value of 0.25 inches and a maximum value of 100 inches. Dimensions 'tw' and 'tf' are limited to a minimum value of 0.125 inches and a maximum value of 10 inches. The applied forces are limited to a range of -99,999 to +99,999 kips. The applied moments are limited to a range of -99,999 to +99,999 kip-inches. The equations for the section properties and resultant forces used by the app are available for reference and manual verification by the user. The general equations for the resisting forces in each quadrant are based on the applied forces and moments all acting in the positive direction.
Patent AI
Generate patent drafts with AI assistance. This tool helps inventors navigate the complexities of patent filing, identify prior art, and draft application components, making the process more efficient and cost-effective.
- AI-assisted patent drafting
- Prior art identification
- Drafting application components
- Completing filing forms
- Generating office action response shells
- Cost and time savings
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Do you have an innovative idea? Are you struggling with filing a patent for your dream idea? Unfortunately, Patent Filing requires intricate and extensive knowledge of USPTO filing nuances that only available for legal professionals. Patent AI's mission is to democratize the process of patent filing for everyone. It responds to USPTO's initiative on "Inclusive innovation : https://www.uspto.gov/initiatives/equity". AI-assisted patent drafting can offer several benefits, such as increased efficiency, accuracy, and cost-effectiveness. AI can help identify relevant prior art, generate portions of an application based on claim language, complete forms to be filed with the patent office, and create office action response shells. AI can also help automate certain parts of the patent application process, such as prior art searches and drafting patent applications, making it easier and less costly for inventors to obtain patent protection. Moreover, AI can help reduce the time and effort required to draft patent applications, allowing inventors to focus on other aspects of their innovation. AI can also help ensure that patent applications are more comprehensive and accurate, which can increase the chances of obtaining a patent. If you are looking to introduce AI-assisted patent drafting to your organization, here are the key benefits: 1. Save time and money: AI-assisted patent drafting can help reduce the time and effort required to draft patent applications, allowing inventors to focus on other aspects of their innovation. Moreover, AI can help ensure that patent applications are more comprehensive and accurate, which can increase the chances of obtaining a patent. 2. Increase efficiency: AI can help automate certain parts of the patent application process, such as prior art searches and drafting patent applications, making it easier and less costly for inventors to obtain patent protection. 3. Improve accuracy: AI can help identify relevant prior art, generate portions of an application based on claim language, complete forms to be filed with the patent office, and create office action response shells. 4. Stay ahead of the competition: With the increasing use of AI in patent drafting, it is important to stay ahead of the competition by adopting AI-assisted patent drafting tools and solutions. AI can be a powerful tool for patent drafting, offering benefits such as increased efficiency, accuracy, and cost-effectiveness. However, it is important to use AI tools and solutions that have been thoroughly vetted and to ensure that the use of AI technology in patent filing is ethical and socially responsible. Artificial Intelligence is a complex issue that requires careful consideration and respect for all viewpoints. By emphasizing safety, responsibility, and open-mindedness, we can work together to promote responsible use of AI in our lives. Additional Resources: (1) The Ethics and Practicality of AI Assisted Patent Drafting. https://ipwatchdog.com/2023/08/31/ethics-practicality-ai-assisted-patent-drafting/id=166094/. (2) Director's Blog: the latest from USPTO leadership. https://www.uspto.gov/blog/director/entry/with-artificial-intelligence-speeding-the. (3) Artificial Intelligence | USPTO - United States Patent and Trademark Office. https://www.uspto.gov/initiatives/artificial-intelligence. (4) USPTO's initiative on "Inclusive innovation : https://www.uspto.gov/initiatives/equity".
Screenshots
Verdict
The clearest difference is rating: WeldCalcs at 5.0 against Patent AI's 4.0. Patent AI's advantage is update cadence (every 4 days vs every 15 months) and ratings volume (3 vs 1). On price, ads, in-app purchases and monetization model 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
WeldCalcs costs $1.99 and Patent AI $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
WeldCalcs holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively.
WeldCalcs ships an update every 15 months, Patent AI every 4 days. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.
| Parameter | WeldCalcs | Patent AI |
|---|---|---|
| Price | $1.99 | $1.99 |
| Rating | 5.0 (1 ratings) — better | 4.0 (3 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 15 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 26.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 17 MB | 202 MB |
| Age rating | 4+ | 4+ |
| Developer | Glendale Coding Labs, Inc | Nitrocast, Inc. |
Customer experience
WeldCalcs
Patent AI
In-app purchases
WeldCalcs
No in-app purchases
Patent AI
No in-app purchases
Questions
Is WeldCalcs free?
Is Patent AI free?
Which has better reviews, WeldCalcs or Patent AI?
Do WeldCalcs or Patent AI have ads?
Which is updated more often, WeldCalcs or Patent AI?
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