# Unbrako vs GNB Fasteners

Unbrako and GNB Fasteners are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Unbrako ships an update every 3 weeks, GNB Fasteners every 2 weeks. The most recent releases landed on September 23, 2026 and May 15, 2026 respectively.

## The numbers

| Metric | Unbrako | GNB Fasteners |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (5 ratings)](https://appshunter.io/ios/app/unbrako/id508313541/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 76 MB | 29 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Unbrako](https://appshunter.io/developer/508313544) | [AIM INFOSOFT](https://appshunter.io/developer/1801657949) |

## What reviewers say

### Unbrako

[App page](https://appshunter.io/ios/app/unbrako/id508313541)

This engineering reference app provides engineers with detailed product information and terminology for high-quality fasteners. It offers easy access to dimensions, seating torque values for standard applications, part numbers, and contact information.

**Highlights:** Fastener product details, Engineering terminology, Dimensional data, Seating torque values, Part number reference, Contact details

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

**In-app purchases:** none


### GNB Fasteners

[App page](https://appshunter.io/ios/app/gnb-fasteners/id6749435849)

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

**In-app purchases:** none


## Frequently asked questions

### Is Unbrako free?

Unbrako is free to download, with no in-app purchases.

### Is GNB Fasteners free?

GNB Fasteners is free to download, with no in-app purchases.

### Do Unbrako or GNB Fasteners have ads?

Neither Unbrako nor GNB Fasteners shows ads.

### Which is updated more often, Unbrako or GNB Fasteners?

Unbrako ships an update every 3 weeks, and GNB Fasteners every 2 weeks. Most recently, Unbrako was updated on September 23, 2026 and GNB Fasteners on May 15, 2026.

---

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