Catchin' Sync vs NDI Player
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Catchin' Sync
This app helps determine the audio and video sync delay on any playback device. It's useful for professionals and enthusiasts in various A/V scenarios, including home theaters and professional editing suites. The free version offers a sample video, while full access enables video recording for testing.
- Measure audio-video sync delay
- Works with any sync event
- Useful for professionals
- Suitable for home theater
- Includes sample test video
- Optional video recording
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*** Check out our website for device accuracy information: https://quietart.co.nz/catchinsync *** Catchin' Sync is a utility for video & audio professionals and enthusiasts alike. In most video playback or monitoring situations different codecs and display types as well as hardware cause a delay between the video signal and the audio signal. Be it a professional video edit or sound mix environment, or a home theatre setup, Catchin' Sync makes it a breeze to determine the amount of sync delay between your video and audio devices. It's so easy to use and doesn't require any propriety test files or special formats. Just any sync event on screen can be used. Though, we do provide great test files in many formats for you to use on our site: https://quietart.co.nz/catchinsync If you are a: - Video Editor - Colourist - Online Editor - Re-recording Mixer - Foley Editor - Dialog Editor - SFX Editor - ADR Mixer / recorder - Projectionist - QC Operator - A/V Specialist - Home Theatre Enthusiast - Or a facility owner / manager that deals with anything to do with Audio / Video. You'll benefit from the peace of mind that Catchin' Sync provides! Catchin' Sync can also be used to measure the distance of a sound making event (bouncing ball, lightning etc). This free version includes a sample video for demonstration purposes. You'll need to purchase the Full Access to enable video recording to use in your tests.
NDI Player
This tool transforms your device into a convenient NDI source for live production. Create customized playlists, support multiple NDI formats, and utilize Apple Pencil for annotations. It offers seamless HDMI and AirPlay output with real-time audio monitoring.
- NDI source creation
- Customized playlist
- Screen mirroring/AirPlay output
- Apple Pencil/Finger annotation
- Multi-NDI source support
- Real-time audio VU meter
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- If you are working with NDI, this is your MUST-HAVE tool - Create the most convenient and affordable NDI source instantly - Both landscape and portrait output support - Fully customized playlist, a powerful video player for live production - Supports multitasking on iPad, multiply NDI sources simultaneously - Supports Full NDI, NDI HX H.264, and NDI HX HEVC, display connection tally status - Supports Apple Pencil or Finger markup, drawing, and annotation - Supports full-screen HDMI & ScreenMirroring/AirPlay output - With real-time audio VU meter monitor - No need to register, no subscription fees, one-time purchase for lifetime use
Screenshots
Verdict
The clearest difference is rating: Catchin' Sync at 4.5 against NDI Player's 3.8. Catchin' Sync also leads on review sentiment (58% vs 25%) and iOS requirement (14.3 vs 16.6). NDI Player's advantage is update cadence (fortnightly vs every 11 months) and monetization model (free vs free with in-app purchases). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Catchin' Sync sells 1 one-off in-app purchase and NDI Player sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Catchin' Sync holds the better App Store score, 4.5 against 3.8. Both are backed by a comparable volume of ratings — 11 and 18 respectively. Written reviews point the same way: 58% of Catchin' Sync's written reviews are positive against 25% of NDI Player's.
Catchin' Sync ships an update every 11 months, NDI Player fortnightly. The most recent releases landed on September 7, 2026 and August 17, 2026 respectively.
| Parameter | Catchin' Sync | NDI Player |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (11 ratings) — better | 3.8 (18 ratings) |
| Positive reviews | 57.6% of reviews — better | 25.0% of reviews |
| Number of ratings | 11 | 18 — better |
| Update frequency | Every 11 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 14.3 — better | 16.6 |
| Further details — not scored | ||
| Size | 88 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Quiet Art Ltd. | TopDirector Corporation |
Customer experience
Catchin' Sync
NDI Player
In-app purchases
Catchin' Sync
- Full access$17.99
NDI Player
- Using Apple Pencil or Finger$4.99
- Movie Playback$9.99
- HDMI & ScreenMirroring/AirPlay$9.99
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- List Playback$14.99
Questions
Is Catchin' Sync free?
Is NDI Player free?
Which has better reviews, Catchin' Sync or NDI Player?
Do Catchin' Sync or NDI Player have ads?
Which is updated more often, Catchin' Sync or NDI Player?
Other comparisons
