# WeldCalcs vs Patent AI

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.

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.

## The numbers

| Metric | WeldCalcs | Patent AI |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/weldcalcs/id1422441562/reviews)** | [4.0 (3 ratings)](https://appshunter.io/ios/app/patent-ai/id6471381272/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 4 days** |
| Monetization | Paid | Paid |
| Size | 17 MB | 202 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Glendale Coding Labs, Inc](https://appshunter.io/developer/1266859626) | [Nitrocast, Inc.](https://appshunter.io/developer/1074416813) |

## What reviewers say

### WeldCalcs

[App page](https://appshunter.io/ios/app/weldcalcs/id1422441562)

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.

**Highlights:** Fillet weld design sizing, Section property calculation, Elastic Method calculations, Input dimensions and forces, Determines maximum resisting force, Reference equations available

**Features:** macOS Compatibility

**In-app purchases:** none


### Patent AI

[App page](https://appshunter.io/ios/app/patent-ai/id6471381272)

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.

**Highlights:** AI-assisted patent drafting, Prior art identification, Drafting application components, Completing filing forms, Generating office action response shells, Cost and time savings

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is WeldCalcs free?

WeldCalcs costs $1.99, with no in-app purchases.

### Is Patent AI free?

Patent AI costs $1.99, with no in-app purchases.

### Which has better reviews, WeldCalcs or Patent AI?

WeldCalcs is rated higher. WeldCalcs averages 5.0 out of 5 from 1 ratings, while Patent AI averages 4.0 from 3 ratings.

### Do WeldCalcs or Patent AI have ads?

Neither WeldCalcs nor Patent AI shows ads.

### Which is updated more often, WeldCalcs or Patent AI?

WeldCalcs ships an update every 15 months, and Patent AI every 4 days. Most recently, WeldCalcs was updated on November 2, 2026 and Patent AI on November 4, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*