# ZoneCalc vs PocketMeter Pro

The clearest difference is price: ZoneCalc at Free against PocketMeter Pro's $9.99. PocketMeter Pro's advantage is in-app purchases (none vs 1) and chart position (#156 vs unranked). On rating, ratings volume, ads and device support there is nothing between them.

ZoneCalc is free to download; PocketMeter Pro costs $9.99 up front. ZoneCalc sells 1 one-off in-app purchase. PocketMeter Pro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for ZoneCalc against 5.0 for PocketMeter Pro. Both are backed by a comparable volume of ratings — 2 and 5 respectively.

## The numbers

| Metric | ZoneCalc | PocketMeter Pro |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/zonecalc-zone-system-meter/id6772102746/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/pocketmeter-pro/id6792011398/reviews) |
| Number of ratings | 2 | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | **Freemium** | Paid |
| Best chart rank | — | **#156** |
| Size | 3 MB | 1 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Juergen Suk](https://appshunter.io/developer/6772102748) | [Studio C-41 Productions, LLC](https://appshunter.io/developer/6792011400) |

## What reviewers say

### 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 |


### PocketMeter Pro

[App page](https://appshunter.io/ios/app/pocketmeter-pro/id6792011398)

**Currently charting:** #156 Top Paid · Photo & Video (US App Store)

This professional light meter app transforms your iPhone into a versatile tool for film photographers and cinematographers. It offers live exposure readings, tap-to-spot metering, and cinema-specific features like shutter angle and false color overlays.

**Highlights:** Live scene metering, Tap-to-spot metering, Lockable exposure dials, Cinema mode with shutter angle, False color exposure map, LiDAR rangefinder (Pro models), Save exposure logs with metadata

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

**In-app purchases:** none


## Frequently asked questions

### Is ZoneCalc free?

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

### Is PocketMeter Pro free?

PocketMeter Pro costs $9.99, with no in-app purchases.

### Which has better reviews, ZoneCalc or PocketMeter Pro?

ZoneCalc and PocketMeter Pro are both rated 5.0 out of 5 on the App Store, from 2 and 5 ratings respectively.

### Do ZoneCalc or PocketMeter Pro have ads?

Neither ZoneCalc nor PocketMeter Pro shows ads.

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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.*