# RZ Timecode Calculator vs NDI Player

The clearest difference is rating: NDI Player at 3.8 against RZ Timecode Calculator's 1.0. NDI Player also leads on update cadence (fortnightly vs every 10 months) and ratings volume (18 vs 2). RZ Timecode Calculator's advantage is in-app purchases (none vs 4). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. NDI Player sells 4 one-off in-app purchases. RZ Timecode Calculator asks for nothing beyond the download.

NDI Player holds the better App Store score, 3.8 against 1.0. That said, the two scores are not equally well evidenced: NDI Player has 18 ratings behind it against 2, so its average is the more settled of the two.

RZ Timecode Calculator ships an update every 10 months, NDI Player fortnightly. The most recent releases landed on September 16, 2026 and August 17, 2026 respectively.

## The numbers

| Metric | RZ Timecode Calculator | NDI Player |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/rz-timecode-calculator/id1444236587/reviews) | **[3.8 (18 ratings)](https://appshunter.io/ios/app/ndi-player/id1644447464/reviews)** |
| Number of ratings | 2 | **18** |
| Positive reviews | — | 25.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 1 MB | 33 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Robert L Zimmelman](https://appshunter.io/developer/954130860) | [TopDirector Corporation](https://appshunter.io/developer/1581209934) |

## What reviewers say

### RZ Timecode Calculator

[App page](https://appshunter.io/ios/app/rz-timecode-calculator/id1444236587)

This tool assists with timecode calculations for video editing and animation. It's designed for field use when built-in editing software functions are not readily available. A simple and useful utility for creative professionals.

**Highlights:** Timecode calculations, Video editing assistance, Animation support, Field use utility, Simple interface

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

**In-app purchases:** none


### NDI Player

[App page](https://appshunter.io/ios/app/ndi-player/id1644447464)

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.

**Highlights:** NDI source creation, Customized playlist, Screen mirroring/AirPlay output, Apple Pencil/Finger annotation, Multi-NDI source support, Real-time audio VU meter

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Using Apple Pencil or Finger | $4.99 | one-time |
| Movie Playback | $9.99 | one-time |
| HDMI & ScreenMirroring/AirPlay | $9.99 | one-time |
| List Playback | $14.99 | one-time |


## Frequently asked questions

### Is RZ Timecode Calculator free?

RZ Timecode Calculator is free to download, with no in-app purchases.

### Is NDI Player free?

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

### Which has better reviews, RZ Timecode Calculator or NDI Player?

NDI Player is rated higher. RZ Timecode Calculator averages 1.0 out of 5 from 2 ratings, while NDI Player averages 3.8 from 18 ratings.

### Do RZ Timecode Calculator or NDI Player have ads?

Neither RZ Timecode Calculator nor NDI Player shows ads.

### Which is updated more often, RZ Timecode Calculator or NDI Player?

RZ Timecode Calculator ships an update every 10 months, and NDI Player fortnightly. Most recently, RZ Timecode Calculator was updated on September 16, 2026 and NDI Player on August 17, 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.*