# The Ultimate Buzzer Pro vs HD AV SYNC + CAMERA CHIP CHART

The clearest difference is review sentiment: The Ultimate Buzzer Pro at 55% against HD AV SYNC + CAMERA CHIP CHART's 0%. The Ultimate Buzzer Pro also leads on rating (4.5 vs 1.0) and update cadence (every 2 months vs every 71 months). HD AV SYNC + CAMERA CHIP CHART's advantage is iOS requirement (12.0 vs 18.0). On ads, in-app purchases and device support there is nothing between them.

The Ultimate Buzzer Pro costs $1.99 and HD AV SYNC + CAMERA CHIP CHART $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

The Ultimate Buzzer Pro holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: The Ultimate Buzzer Pro has 1.2K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 55% of The Ultimate Buzzer Pro's written reviews are positive against 0% of HD AV SYNC + CAMERA CHIP CHART's.

The Ultimate Buzzer Pro ships an update every 2 months, HD AV SYNC + CAMERA CHIP CHART every 71 months. The most recent releases landed on October 15, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | The Ultimate Buzzer Pro | HD AV SYNC + CAMERA CHIP CHART |
| --- | --- | --- |
| Price | **$1.99** | $4.99 |
| Rating | **[4.5 (1.2K ratings)](https://appshunter.io/ios/app/the-ultimate-buzzer-pro/id473628024/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/hd-av-sync-plus-camera-chip-chart/id586105140/reviews) |
| Number of ratings | **1.2K** | 1 |
| Positive reviews | **54.5% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 71 months |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | **#24** | — |
| Size | 111 MB | 25 MB |
| Requires iOS | 18.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Makens Apps, LLC](https://appshunter.io/developer/455525622) | [John Avatar](https://appshunter.io/developer/375690746) |

## What reviewers say

### The Ultimate Buzzer Pro

[App page](https://appshunter.io/ios/app/the-ultimate-buzzer-pro/id473628024)

**Currently charting:** #24 Top Paid · Entertainment (US App Store)

Transform your device into a versatile noise machine with a vast collection of sound effects. Perfect for pranks, games, or adding a dramatic flair to any situation. Enjoy a distraction-free experience with exclusive sounds and no advertisements.

**Highlights:** Over 60 high-quality sound effects, Big Button Mode for full-screen interaction, Integrated flashlight utility, Dark Mode for comfortable viewing, Ad-free experience, Exclusive bonus sounds

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

**In-app purchases:** none


### HD AV SYNC + CAMERA CHIP CHART

[App page](https://appshunter.io/ios/app/hd-av-sync-plus-camera-chip-chart/id586105140)

This app generates test patterns and audio tones to help synchronize video and audio for various production and playback systems. It assists in correcting sync issues for cameras, editing software, live events, and home theaters.

**Highlights:** Audio delay adjustment for sync, Generates video/audio files for editing systems, Supports live event synchronization, Includes camera chip chart generator, Custom web browser with AV info, Continuous loop test pattern

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is The Ultimate Buzzer Pro free?

The Ultimate Buzzer Pro costs $1.99, with no in-app purchases.

### Is HD AV SYNC + CAMERA CHIP CHART free?

HD AV SYNC + CAMERA CHIP CHART costs $4.99, with no in-app purchases.

### Which has better reviews, The Ultimate Buzzer Pro or HD AV SYNC + CAMERA CHIP CHART?

The Ultimate Buzzer Pro is rated higher. The Ultimate Buzzer Pro averages 4.5 out of 5 from 1.2K ratings, while HD AV SYNC + CAMERA CHIP CHART averages 1.0 from 1 ratings.

### Do The Ultimate Buzzer Pro or HD AV SYNC + CAMERA CHIP CHART have ads?

Neither The Ultimate Buzzer Pro nor HD AV SYNC + CAMERA CHIP CHART shows ads.

### Which is updated more often, The Ultimate Buzzer Pro or HD AV SYNC + CAMERA CHIP CHART?

The Ultimate Buzzer Pro ships an update every 2 months, and HD AV SYNC + CAMERA CHIP CHART every 71 months. Most recently, The Ultimate Buzzer Pro was updated on October 15, 2026 and HD AV SYNC + CAMERA CHIP CHART on September 30, 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.*