# Hi vs Gulfstream MyCMP

The clearest difference is review sentiment: Hi at 67% against Gulfstream MyCMP's 17%. Hi also leads on rating (4.4 vs 3.3) and update cadence (every 2 months vs every 5 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Hi holds the better App Store score, 4.4 against 3.3. Both are backed by a comparable volume of ratings — 23 and 14 respectively. Written reviews point the same way: 67% of Hi's written reviews are positive against 17% of Gulfstream MyCMP's.

Hi ships an update every 2 months, Gulfstream MyCMP every 5 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Hi | Gulfstream MyCMP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (23 ratings)](https://appshunter.io/ios/app/hi-line/id954510033/reviews)** | [3.3 (14 ratings)](https://appshunter.io/ios/app/gulfstream-mycmp/id1463957195/reviews) |
| Number of ratings | **23** | 14 |
| Positive reviews | **66.7% of reviews** | 16.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | Free |
| Size | 603 MB | 17 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hi-Line Inc.](https://appshunter.io/developer/961754297) | [Gulfstream Aerospace](https://appshunter.io/developer/425706352) |

## What reviewers say

### Hi

[App page](https://appshunter.io/ios/app/hi-line/id954510033)

Access a vast catalog of over 100,000 products, whether online or offline. Quickly find parts by scanning labels or add them to your list. Includes how-to videos and a knowledge base for industrial hardware needs.

**Highlights:** Offline product catalog access, Scan custom backplates and bin labels, Add parts to a list, Access how-to videos, Extensive knowledge base

**Features:** macOS Compatibility

**In-app purchases:** none


### Gulfstream MyCMP

[App page](https://appshunter.io/ios/app/gulfstream-mycmp/id1463957195)

Access aircraft maintenance data and scheduled requirements on your mobile device. This app provides fleet status, flight logs, parts information, and discrepancy management for subscribers of a specific maintenance program.

**Highlights:** Aircraft maintenance data access, Scheduled maintenance requirements, Fleet status overview, Flight log management, Discrepancy tracking, Mobile checklist creation

**In-app purchases:** none


## Frequently asked questions

### Is Hi free?

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

### Is Gulfstream MyCMP free?

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

### Which has better reviews, Hi or Gulfstream MyCMP?

Hi is rated higher. Hi averages 4.4 out of 5 from 23 ratings, while Gulfstream MyCMP averages 3.3 from 14 ratings.

### Do Hi or Gulfstream MyCMP have ads?

Neither Hi nor Gulfstream MyCMP shows ads.

### Which is updated more often, Hi or Gulfstream MyCMP?

Hi ships an update every 2 months, and Gulfstream MyCMP every 5 months. Most recently, Hi was updated on November 6, 2026 and Gulfstream MyCMP 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.*