# Installation Instructions vs GRU Work Solution

The clearest difference is update cadence: GRU Work Solution at daily against Installation Instructions's every 11 months. Installation Instructions's advantage is iOS requirement (10.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

Installation Instructions ships an update every 11 months, GRU Work Solution daily. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Installation Instructions | GRU Work Solution |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/installation-instructions/id720681644/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Daily** |
| Monetization | Free | — |
| Size | 12 MB | 38 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Trelleborg Sealing Solutions](https://appshunter.io/developer/396863758) | [ICHINKHORLOO GOTOVSUREN](https://appshunter.io/developer/6771803662) |

## What reviewers say

### Installation Instructions

[App page](https://appshunter.io/ios/app/installation-instructions/id720681644)

This app provides visual guidance for the correct installation of various seals. It uses film, animation, and documentation to simulate expert installation, covering hydraulic, radial, and mechanical face seals, along with visual inspection and common mistakes.

**Highlights:** Hydraulic seal installation (rod/piston), Radial oil seal installation, Mechanical face seal installation, Visual inspection guidance, Common installation mistakes, Use of assembly tools

**Features:** macOS Compatibility

**In-app purchases:** none


### GRU Work Solution

[App page](https://appshunter.io/ios/app/gru-work-solution/id6771803660)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Installation Instructions free?

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

### Is GRU Work Solution free?

GRU Work Solution is free to download, with no in-app purchases.

### Do Installation Instructions or GRU Work Solution have ads?

Neither Installation Instructions nor GRU Work Solution shows ads.

### Which is updated more often, Installation Instructions or GRU Work Solution?

Installation Instructions ships an update every 11 months, and GRU Work Solution daily. Most recently, Installation Instructions was updated on November 2, 2026 and GRU Work Solution on November 5, 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.*