# Installation Instructions vs Trelleborg Information Gateway

The clearest difference is update cadence: Trelleborg Information Gateway at every 3 months against Installation Instructions's every 11 months. Installation Instructions's advantage is iOS requirement (10.0 vs 13.0). 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, Trelleborg Information Gateway every 3 months. The most recent releases landed on September 21, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Installation Instructions | Trelleborg Information Gateway |
| --- | --- | --- |
| 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 | **Every 3 months** |
| Monetization | Free | — |
| Size | 12 MB | 12 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Trelleborg Sealing Solutions](https://appshunter.io/developer/396863758) | [Trelleborg AB](https://appshunter.io/developer/423282462) |

## 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


### Trelleborg Information Gateway

[App page](https://appshunter.io/ios/app/trelleborg-information-gateway/id6642701885)

**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 Trelleborg Information Gateway free?

Trelleborg Information Gateway is free to download, with no in-app purchases.

### Do Installation Instructions or Trelleborg Information Gateway have ads?

Neither Installation Instructions nor Trelleborg Information Gateway shows ads.

### Which is updated more often, Installation Instructions or Trelleborg Information Gateway?

Installation Instructions ships an update every 11 months, and Trelleborg Information Gateway every 3 months. Most recently, Installation Instructions was updated on September 21, 2026 and Trelleborg Information Gateway on May 16, 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.*