Catchin' Sync vs tcCalc
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.
tcCalc
This calculator specializes in timecode and frame-based calculations, offering a familiar interface for quick conversions and duration calculations. It supports multiple frame rates and allows for easy copying and pasting of results.
- Timecode and frame calculations
- Convert between timecode and frames
- Supports multiple frame rates
- Automatic value adjustment
- Copy and paste functionality
- Memory function
- Calculation history
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tcCalc is a calculator built for one job: timecode math in video production. Add and subtract timecode, let it handle drop frame for you, and switch to a frame count with a single tap - all with the feel of an ordinary calculator. Supported frame rates 23.98 / 24 / 25 / 29.97 / 30 / 50 / 59.94 / 60 fps, plus hh:mm:ss for working without frames. Drop frame is applied automatically at 29.97 and 59.94 fps. Features - Add and subtract timecode - One-tap switching between timecode and frame count - Automatic drop frame handling (29.97 / 59.94 fps) - hh:mm:ss mode - Constant calculation for repeating the same operation - Memory functions (add, subtract, recall, clear) - Calculation history (up to 20 entries, tap to restore) - Copy and paste - Dark mode - iPhone and iPad, all four orientations - Dynamic Type and VoiceOver support Simple by design - No ads - No in-app purchases - No network access - works entirely offline - No analytics and no tracking Whether you are timing a shoot, finding an edit point, or adding up the length of your footage, tcCalc keeps the math out of your way.
Screenshots
Verdict
The clearest difference is price: Catchin' Sync at Free against tcCalc's $0.99. Catchin' Sync also leads on iOS requirement (14.3 vs 17.6). tcCalc's advantage is in-app purchases (none vs 1) and update cadence (every 3 months vs every 11 months). On review sentiment, ads and device support 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
Catchin' Sync is free to download; tcCalc costs $0.99 up front. Catchin' Sync sells 1 one-off in-app purchase. tcCalc asks for nothing beyond the download.
tcCalc holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: tcCalc has 76 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 58% of Catchin' Sync's written reviews are positive against 63% of tcCalc's.
Catchin' Sync ships an update every 11 months, tcCalc every 3 months. The most recent releases landed on September 7, 2026 and September 23, 2026 respectively.
| Parameter | Catchin' Sync | tcCalc |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.5 (11 ratings) | 4.7 (76 ratings) — better |
| Positive reviews | 57.6% of reviews | 63.2% of reviews — better |
| Number of ratings | 11 | 76 — better |
| Update frequency | Every 11 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 14.3 — better | 17.6 |
| Further details — not scored | ||
| Size | 88 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Quiet Art Ltd. | RYUICHIROU SHIMONO |
Customer experience
Catchin' Sync
tcCalc
In-app purchases
Catchin' Sync
- Full access$17.99
tcCalc
No in-app purchases
Questions
Is Catchin' Sync free?
Is tcCalc free?
Which has better reviews, Catchin' Sync or tcCalc?
Do Catchin' Sync or tcCalc have ads?
Which is updated more often, Catchin' Sync or tcCalc?
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