# myLightMeter PRO vs ZoneCalc

The clearest difference is price: ZoneCalc at Free against myLightMeter PRO's $4.99. ZoneCalc also leads on rating (5.0 vs 4.8). myLightMeter PRO's advantage is in-app purchases (none vs 1) and ratings volume (1.1K vs 2). On ads, device support and iOS requirement there is nothing between them.

ZoneCalc is free to download; myLightMeter PRO costs $4.99 up front. ZoneCalc sells 1 one-off in-app purchase. myLightMeter PRO asks for nothing beyond the download.

ZoneCalc holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: myLightMeter PRO has 1.1K ratings behind it against 2, so its average is the more settled of the two.

myLightMeter PRO ships an update every 5 days, ZoneCalc every 3 weeks. The most recent releases landed on October 14, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | myLightMeter PRO | ZoneCalc |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [4.8 (1.1K ratings)](https://appshunter.io/ios/app/mylightmeter-pro/id583922375/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/zonecalc-zone-system-meter/id6772102746/reviews)** |
| Number of ratings | **1.1K** | 2 |
| Positive reviews | 90.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Monetization | Paid | **Freemium** |
| Best chart rank | **#14** | — |
| Size | 53 MB | 3 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [David Quiles](https://appshunter.io/developer/578971109) | [Juergen Suk](https://appshunter.io/developer/6772102748) |

## What reviewers say

### myLightMeter PRO

[App page](https://appshunter.io/ios/app/mylightmeter-pro/id583922375)

**Currently charting:** #14 Top Paid · Photo & Video, #116 Top Paid (US App Store)

This app provides precise exposure metering for photographers, supporting both digital and analog workflows. It offers a comprehensive set of manual controls and advanced tools like a hyperfocal distance calculator.

**Highlights:** Extended low-light sensitivity, Incident and reflected metering, Manual exposure control, Hyperfocal distance calculator, Save and review exposure data, Extract exposure data from photos

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate and reliable
- 👍 Convenient and easy to use
- 🔍 Useful for vintage/manual cameras
- 💡 Helpful for learning photography
- ⭐ Excellent value for money

**What reviewers complain about**

- 🐛 Crashes and bugs in recent versions
- 🔍 Spot metering mode not precise enough
- 🔧 Needs more customization options
- 🔋 Volume control issues

**Reported bugs**

- Crashes on startup
- Inconsistent behavior between free and pro versions
- Incorrect shutter speed and aperture options for some cameras

**Requested features**

- Ability to lock shutter speed and aperture
- Smaller spot metering area
- Support for more film/sensor formats
- Improved incident metering with diffuser


### ZoneCalc

[App page](https://appshunter.io/ios/app/zonecalc-zone-system-meter/id6772102746)

This app assists photographers in precisely calculating exposure and tonal placement using Ansel Adams' Zone System. It offers features for metering, reciprocity correction, and development adjustments, with options for multi-point measurements and data export.

**Highlights:** Zone System exposure calculation, Multi-point metering, Reciprocity correction, Development adjustment recommendations, Film-specific development times, Calculation history and export

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ZoneCalc Pro | $3.99 | one-time |


## Frequently asked questions

### Is myLightMeter PRO free?

myLightMeter PRO costs $4.99, with no in-app purchases.

### Is ZoneCalc free?

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

### Which has better reviews, myLightMeter PRO or ZoneCalc?

ZoneCalc is rated higher. myLightMeter PRO averages 4.8 out of 5 from 1.1K ratings, while ZoneCalc averages 5.0 from 2 ratings.

### Do myLightMeter PRO or ZoneCalc have ads?

Neither myLightMeter PRO nor ZoneCalc shows ads.

### Which is updated more often, myLightMeter PRO or ZoneCalc?

myLightMeter PRO ships an update every 5 days, and ZoneCalc every 3 weeks. Most recently, myLightMeter PRO was updated on October 14, 2026 and ZoneCalc on September 26, 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.*