# ChromaCalc vs Screening Notes Pro

The clearest difference is update cadence: Screening Notes Pro at every 9 days against ChromaCalc's every 8 months. ChromaCalc's advantage is iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ChromaCalc sells 2 in-app purchases, starting at $9.99 per month and Screening Notes Pro sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ChromaCalc ships an update every 8 months, Screening Notes Pro every 9 days. The most recent releases landed on September 10, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | ChromaCalc | Screening Notes Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (14 ratings)](https://appshunter.io/ios/app/chromacalc/id1599969698/reviews)** | — |
| Number of ratings | **14** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 42 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Chromatic Applications LLC](https://appshunter.io/developer/1599969700) | [Joshua Nissim Menco](https://appshunter.io/developer/1819859410) |

## What reviewers say

### ChromaCalc

[App page](https://appshunter.io/ios/app/chromacalc/id1599969698)

This tool helps cinematographers match and find equivalent colors for LED lighting fixtures. It uses spectral data from real instruments to achieve desired color intentions with various lighting and camera settings.

**Highlights:** Match LED lighting fixtures, Find equivalent light colors, Use spectral data, Configure lighting instruments, Adjust camera settings, Achieve color intent

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $9.99 | per month |
| Yearly Subscription | $99.99 | per year |


### Screening Notes Pro

[App page](https://appshunter.io/ios/app/screening-notes-pro/id6747102402)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Exports | $8.99 | one-time |


## Frequently asked questions

### Is ChromaCalc free?

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

### Is Screening Notes Pro free?

Screening Notes Pro is free to download, with in-app purchases available.

### Do ChromaCalc or Screening Notes Pro have ads?

Neither ChromaCalc nor Screening Notes Pro shows ads.

### Which is updated more often, ChromaCalc or Screening Notes Pro?

ChromaCalc ships an update every 8 months, and Screening Notes Pro every 9 days. Most recently, ChromaCalc was updated on September 10, 2026 and Screening Notes Pro on September 20, 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.*