# WeldCalcs vs K

The clearest difference is update cadence: WeldCalcs at every 15 months against K's every 43 months. WeldCalcs also leads on price ($1.99 vs $2.99). K's advantage is iOS requirement (15.0 vs 26.0). On ads, in-app purchases, monetization model and device support there is nothing between them.

WeldCalcs costs $1.99 and K $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

WeldCalcs ships an update every 15 months, K every 43 months. The most recent releases landed on October 1, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | WeldCalcs | K |
| --- | --- | --- |
| Price | **$1.99** | $2.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/weldcalcs/id1422441562/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 15 months** | Every 43 months |
| Monetization | Paid | Paid |
| Size | 17 MB | 2 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Glendale Coding Labs, Inc](https://appshunter.io/developer/1266859626) | [Bhavinkumar Satashiya](https://appshunter.io/developer/1361485921) |

## 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


### K

[App page](https://appshunter.io/ios/app/k-factor-for-bend-allowance/id1608326238)

This utility app calculates bend allowances and deductions for sheet metal fabrication. It helps engineers and fabricators determine precise K-Factor values, improving accuracy and reducing material waste in bending processes.

**Highlights:** K-Factor calculation, Bend allowance and deduction, Material and thickness support, Instant results, User-friendly interface

**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 K free?

K costs $2.99, with no in-app purchases.

### Do WeldCalcs or K have ads?

Neither WeldCalcs nor K shows ads.

### Which is updated more often, WeldCalcs or K?

WeldCalcs ships an update every 15 months, and K every 43 months. Most recently, WeldCalcs was updated on October 1, 2026 and K on October 12, 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.*