# Sealing Materials Selector vs Compass and tools App

The clearest difference is rating: Sealing Materials Selector at 5.0 against Compass and tools App's 4.0. Sealing Materials Selector also leads on in-app purchases (none vs 3) and ads (none vs shown). Compass and tools App's advantage is update cadence (every 5 months vs every 11 months). On price, ratings volume, device support and iOS requirement there is nothing between them.

Both are free to download. Compass and tools App sells 3 in-app purchases, starting at $1.99 per month. Sealing Materials Selector asks for nothing beyond the download.

Sealing Materials Selector holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Sealing Materials Selector ships an update every 11 months, Compass and tools App every 5 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Sealing Materials Selector | Compass and tools App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sealing-materials-selector/id1128647369/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/compass-and-tools-app/id1585633743/reviews) |
| Number of ratings | 2 | 2 |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | **Every 5 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 15 MB | 23 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Trelleborg Sealing Solutions](https://appshunter.io/developer/396863758) | [Yalintech](https://appshunter.io/developer/1530568426) |

## What reviewers say

### Sealing Materials Selector

[App page](https://appshunter.io/ios/app/sealing-materials-selector/id1128647369)

Easily find the right sealing materials by entering specifications like temperature and hardness. Filter by chemical compatibility, approvals, or product type for O-Rings, Quad-Rings, and V-Rings. Request material datasheets directly through the app.

**Highlights:** Search by material specifications, Filter by temperature and hardness, Chemical compatibility filtering, Institute approvals filtering, Product type filtering (O-Rings, Quad-Rings, V-Rings), Request material datasheets

**Features:** macOS Compatibility

**In-app purchases:** none


### Compass and tools App

[App page](https://appshunter.io/ios/app/compass-and-tools-app/id1585633743)

This app offers a suite of utility tools including a digital compass, level, metal detector, and flashlight. It provides easy access to device information and settings, with support for multiple languages.

**Highlights:** Digital compass with True North, Device level and slope angle, Metal detector with vibration alarm, Flashlight and brightness control, Access to device information (model, data usage, WiFi), Quick access to device settings

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Yearly Subscription | $6.49 | per year |
| One time purchase | $8.99 | one-time |


## Frequently asked questions

### Is Sealing Materials Selector free?

Sealing Materials Selector is free to download, with no in-app purchases.

### Is Compass and tools App free?

Compass and tools App is free to download, with in-app purchases available.

### Which has better reviews, Sealing Materials Selector or Compass and tools App?

Sealing Materials Selector is rated higher. Sealing Materials Selector averages 5.0 out of 5 from 2 ratings, while Compass and tools App averages 4.0 from 2 ratings.

### Do Sealing Materials Selector or Compass and tools App have ads?

Compass and tools App shows ads; Sealing Materials Selector does not.

### Which is updated more often, Sealing Materials Selector or Compass and tools App?

Sealing Materials Selector ships an update every 11 months, and Compass and tools App every 5 months. Most recently, Sealing Materials Selector was updated on November 2, 2026 and Compass and tools App on November 3, 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.*