# Aerospace Groove Selector vs Aerospace Engineering Terms

The clearest difference is price: Aerospace Groove Selector at Free against Aerospace Engineering Terms's $0.99. Aerospace Groove Selector also leads on update cadence (every 6 months vs every 19 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Aerospace Groove Selector is free to download; Aerospace Engineering Terms costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Aerospace Groove Selector ships an update every 6 months, Aerospace Engineering Terms every 19 months. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Aerospace Groove Selector | Aerospace Engineering Terms |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/aerospace-groove-selector/id524363133/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 19 months |
| Monetization | Free | — |
| Size | 56 MB | 26 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Trelleborg Sealing Solutions](https://appshunter.io/developer/396863758) | [Polemics Applications LLC](https://appshunter.io/developer/482504032) |

## What reviewers say

### Aerospace Groove Selector

[App page](https://appshunter.io/ios/app/aerospace-groove-selector/id524363133)

This app provides quick access to five critical SAE Aerospace groove standards for hydraulic systems. It helps users determine groove suitability for dynamic and static seals, offering data in both metric and inch units based on standard dash numbers.

**Highlights:** Access to five SAE Aerospace groove standards, Determine suitability for dynamic/static seals, Metric and Inch unit support, Gland design for Bore, Rod & Face seals, Instant dimension and tolerance display, Email data as PDF

**Features:** macOS Compatibility

**In-app purchases:** none


### Aerospace Engineering Terms

[App page](https://appshunter.io/ios/app/aerospace-engineering-terms/id1584558472)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aerospace Groove Selector free?

Aerospace Groove Selector is free to download, with no in-app purchases.

### Is Aerospace Engineering Terms free?

Aerospace Engineering Terms costs $0.99, with no in-app purchases.

### Do Aerospace Groove Selector or Aerospace Engineering Terms have ads?

Neither Aerospace Groove Selector nor Aerospace Engineering Terms shows ads.

### Which is updated more often, Aerospace Groove Selector or Aerospace Engineering Terms?

Aerospace Groove Selector ships an update every 6 months, and Aerospace Engineering Terms every 19 months. Most recently, Aerospace Groove Selector was updated on October 24, 2026 and Aerospace Engineering Terms on October 15, 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.*