# ProGrade BT vs ASC

The clearest difference is rating: ASC at 3.3 against ProGrade BT's 1.3. ASC also leads on review sentiment (25% vs 8%) and ratings volume (55 vs 4). ProGrade BT's advantage is iOS requirement (8.1 vs 12.0). On price, update cadence, 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.

ASC holds the better App Store score, 3.3 against 1.3. That said, the two scores are not equally well evidenced: ASC has 55 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 8% of ProGrade BT's written reviews are positive against 25% of ASC's.

ProGrade BT ships an update fortnightly, ASC every 2 weeks. Both last shipped on September 16, 2026.

## The numbers

| Metric | ProGrade BT | ASC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.3 (4 ratings)](https://appshunter.io/ios/app/prograde-bt/id1405476055/reviews) | **[3.3 (55 ratings)](https://appshunter.io/ios/app/asc-2680/id6444333679/reviews)** |
| Number of ratings | 4 | **55** |
| Positive reviews | 7.7% of reviews | **25.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 91 MB | 22 MB |
| Requires iOS | **8.1** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VELONG ENTERPRISES CO., LTD](https://appshunter.io/developer/1383117547) | [AMAX INDUSTRIAL GROUP CHINA CO LTD](https://appshunter.io/developer/1515641844) |

## What reviewers say

### ProGrade BT

[App page](https://appshunter.io/ios/app/prograde-bt/id1405476055)

Monitor real-time BBQ temperatures directly from your mobile device. This utility app connects wirelessly to your BBQ equipment, providing essential data for perfect grilling.

**Highlights:** Real-time temperature monitoring, Wireless BBQ device connection, Mobile phone integration, Network connectivity

**Features:** macOS Compatibility

**In-app purchases:** none


### ASC

[App page](https://appshunter.io/ios/app/asc-2680/id6444333679)

Connects to aircraft WiFi to display real-time image data on your mobile device. View, save, and review captured images. Control data transmission using a game joystick.

**Highlights:** Real-time image data display, Connects via aircraft WiFi, Save and view image data, Game joystick control, Image data transmission

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ProGrade BT free?

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

### Is ASC free?

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

### Which has better reviews, ProGrade BT or ASC?

ASC is rated higher. ProGrade BT averages 1.3 out of 5 from 4 ratings, while ASC averages 3.3 from 55 ratings.

### Do ProGrade BT or ASC have ads?

Neither ProGrade BT nor ASC shows ads.

### Which is updated more often, ProGrade BT or ASC?

ProGrade BT ships an update fortnightly, and ASC every 2 weeks. Most recently, ProGrade BT was updated on September 16, 2026 and ASC on September 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.*