# HD AV SYNC + CAMERA CHIP CHART vs V4M

The clearest difference is review sentiment: V4M at 100% against HD AV SYNC + CAMERA CHIP CHART's 0%. V4M also leads on price (Free vs $4.99) and update cadence (every 4 months vs every 71 months). HD AV SYNC + CAMERA CHIP CHART's advantage is in-app purchases (none vs 11) and iOS requirement (12.0 vs 17.2). On ads and device support there is nothing between them.

V4M is free to download; HD AV SYNC + CAMERA CHIP CHART costs $4.99 up front. V4M sells 11 in-app purchases, starting at $19.99 per month. HD AV SYNC + CAMERA CHIP CHART asks for nothing beyond the download.

HD AV SYNC + CAMERA CHIP CHART ships an update every 71 months, V4M every 4 months. The most recent releases landed on June 8, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | HD AV SYNC + CAMERA CHIP CHART | V4M |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/hd-av-sync-plus-camera-chip-chart/id586105140/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 71 months | **Every 4 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 25 MB | 9 MB |
| Requires iOS | **12.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [John Avatar](https://appshunter.io/developer/375690746) | [Ieva Voskane](https://appshunter.io/developer/1704025931) |

## 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


### V4M

[App page](https://appshunter.io/ios/app/v4m-visuals-for-music/id6463155735)

Create dynamic live visuals for DJ sets and streams. Mix multiple layers of video, images, and text, with options to import your own content. Output to external displays for professional-looking events.

**Highlights:** Live visual mixing, Multiple mixable layers (video, image, text), Import custom content (PRO subscription), Output to TV/projectors, Over 30 free video loops, Customizable text display

**Features:** macOS Compatibility

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| V4M Professional Plan | $19.99 | per month |
| FREE Halloween Sample Teaser 1 | Free | one-time |
| Sound Pictograms Megapack | $0.99 | one-time |
| Abstract Colors vol.1 | $4.99 | one-time |
| Rainbow Beast Matrix | $4.99 | one-time |
| TV Heads by Volumetricks | $4.99 | one-time |
| Planet Hallow. by Volumetricks | $4.99 | one-time |
| Volumetricks: Glow in the Dark | $4.99 | one-time |
| Ars Obscura by Volumetricks | $9.99 | one-time |
| Halloween Neon by Volumetricks | $9.99 | one-time |
| Black Magic by Volumetricks | $14.99 | one-time |


## 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 V4M free?

V4M is free to download, with in-app purchases available.

### Do HD AV SYNC + CAMERA CHIP CHART or V4M have ads?

Neither HD AV SYNC + CAMERA CHIP CHART nor V4M shows ads.

### Which is updated more often, HD AV SYNC + CAMERA CHIP CHART or V4M?

HD AV SYNC + CAMERA CHIP CHART ships an update every 71 months, and V4M every 4 months. Most recently, HD AV SYNC + CAMERA CHIP CHART was updated on June 8, 2026 and V4M 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.*