# HD AV SYNC + CAMERA CHIP CHART vs Teradek RT

The clearest difference is price: Teradek RT at Free against HD AV SYNC + CAMERA CHIP CHART's $4.99. Teradek RT also leads on rating (2.8 vs 1.0) and update cadence (every 11 months vs every 71 months). HD AV SYNC + CAMERA CHIP CHART's advantage is iOS requirement (12.0 vs 15.4). On review sentiment, ads, in-app purchases and device support there is nothing between them.

Teradek RT is free to download; HD AV SYNC + CAMERA CHIP CHART costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Teradek RT holds the better App Store score, 2.8 against 1.0. That said, the two scores are not equally well evidenced: Teradek RT has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

HD AV SYNC + CAMERA CHIP CHART ships an update every 71 months, Teradek RT every 11 months. The most recent releases landed on June 8, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | HD AV SYNC + CAMERA CHIP CHART | Teradek RT |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/hd-av-sync-plus-camera-chip-chart/id586105140/reviews) | **[2.8 (5 ratings)](https://appshunter.io/ios/app/teradek-rt/id1456191087/reviews)** |
| Number of ratings | 1 | **5** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 71 months | **Every 11 months** |
| Monetization | Paid | **Free** |
| Size | 25 MB | 19 MB |
| Requires iOS | **12.0** | 15.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [John Avatar](https://appshunter.io/developer/375690746) | [Teradek](https://appshunter.io/developer/450852792) |

## What reviewers say

### 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


### Teradek RT

[App page](https://appshunter.io/ios/app/teradek-rt/id1456191087)

Configure and control Teradek RT wireless lens control systems from your smartphone. Adjust motor settings, map lenses, and even control camera run/stop for supported cameras. Access device information and troubleshoot issues.

**Highlights:** Configure RT controller, receiver, and motors, Control camera run/stop, View device info and firmware, Set wireless channel and power, Create and manage lens maps, Adjust motor response and orientation, Virtual slider for focus, iris, zoom

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

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

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

### Is Teradek RT free?

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

### Which has better reviews, HD AV SYNC + CAMERA CHIP CHART or Teradek RT?

Teradek RT is rated higher. HD AV SYNC + CAMERA CHIP CHART averages 1.0 out of 5 from 1 ratings, while Teradek RT averages 2.8 from 5 ratings.

### Do HD AV SYNC + CAMERA CHIP CHART or Teradek RT have ads?

Neither HD AV SYNC + CAMERA CHIP CHART nor Teradek RT shows ads.

### Which is updated more often, HD AV SYNC + CAMERA CHIP CHART or Teradek RT?

HD AV SYNC + CAMERA CHIP CHART ships an update every 71 months, and Teradek RT every 11 months. Most recently, HD AV SYNC + CAMERA CHIP CHART was updated on June 8, 2026 and Teradek RT on June 1, 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.*