# K vs Fastener Dimensions

The clearest difference is update cadence: Fastener Dimensions at every 6 months against K's every 43 months. Fastener Dimensions also leads on iOS requirement (12.0 vs 15.0). K's advantage is price ($2.99 vs $4.99). On review sentiment, ads, in-app purchases and monetization model there is nothing between them.

K costs $2.99 and Fastener Dimensions $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

K ships an update every 43 months, Fastener Dimensions every 6 months. The most recent releases landed on October 12, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | K | Fastener Dimensions |
| --- | --- | --- |
| Price | **$2.99** | $4.99 |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/fastener-dimensions/id6476143105/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 43 months | **Every 6 months** |
| Monetization | Paid | Paid |
| Size | 2 MB | 62 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bhavinkumar Satashiya](https://appshunter.io/developer/1361485921) | [Ajay Gorasiya](https://appshunter.io/developer/1455174866) |

## What reviewers say

### 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


### Fastener Dimensions

[App page](https://appshunter.io/ios/app/fastener-dimensions/id6476143105)

This app provides a comprehensive guide to various types of fasteners, including bolts, nuts, pins, and washers. Explore diverse options and dimensions to meet specific project requirements and enhance your understanding of these essential components.

**Highlights:** Dimensions of bolts, nuts, pins, and washers, Variety of bolt types (e.g., countersunk, hex head flange), Range of nut types (e.g., hex, wing), Intricacies of pin types (e.g., clevis, cylindrical, tapered), Choices of washer types (e.g., plain, spring), Guide for project requirements

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is K free?

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

### Is Fastener Dimensions free?

Fastener Dimensions costs $4.99, with no in-app purchases.

### Do K or Fastener Dimensions have ads?

Neither K nor Fastener Dimensions shows ads.

### Which is updated more often, K or Fastener Dimensions?

K ships an update every 43 months, and Fastener Dimensions every 6 months. Most recently, K was updated on October 12, 2026 and Fastener Dimensions on October 11, 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.*