# Lumariver Depth of Field vs Zone Tool

The clearest difference is review sentiment: Zone Tool at 100% against Lumariver Depth of Field's 50%. Zone Tool also leads on price ($0.99 vs $8.99). Lumariver Depth of Field's advantage is update cadence (every 6 weeks vs every 38 months) and chart position (#198 vs unranked). On ads, in-app purchases, monetization model and device support there is nothing between them.

Lumariver Depth of Field costs $8.99 and Zone Tool $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Lumariver Depth of Field ships an update every 6 weeks, Zone Tool every 38 months. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Lumariver Depth of Field | Zone Tool |
| --- | --- | --- |
| Price | $8.99 | **$0.99** |
| Rating | — | **[2.8 (6 ratings)](https://appshunter.io/ios/app/zone-tool/id1489637620/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 38 months |
| Monetization | Paid | Paid |
| Best chart rank | **#198** | — |
| Size | 11 MB | 0 MB |
| Requires iOS | 13.0 | **12.2** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Xarepo AB](https://appshunter.io/developer/1102190225) | [Jouni Erola](https://appshunter.io/developer/295758397) |

## What reviewers say

### Lumariver Depth of Field

[App page](https://appshunter.io/ios/app/lumariver-depth-of-field/id1102190226)

**Currently charting:** #198 Top Paid · Photo & Video (US App Store)

This tool helps photographers achieve maximum sharpness in their images, especially for landscapes and architecture. It offers practical calculations for depth of field, including tilted effects and focus stacking, with a user-friendly interface optimized for one-hand use in the field.

**Highlights:** Depth of field calculation, Tilted depth of field support, Focus stacking calculations, Customizable circle of confusion, Dual circle of confusion sizes, One-hand operation UI, Custom camera and lens profiles

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

**In-app purchases:** none


### Zone Tool

[App page](https://appshunter.io/ios/app/zone-tool/id1489637620)

Calculate photographic exposure and development adjustments using zone system theory. Measure shadows and highlights, input film ISO and desired shutter speed to determine aperture and development time modifications.

**Highlights:** Zone system exposure calculation, Shadow and highlight measurement, Film ISO input, Shutter speed adjustment, Development time calculation, Aperture determination

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

**In-app purchases:** none


## Frequently asked questions

### Is Lumariver Depth of Field free?

Lumariver Depth of Field costs $8.99, with no in-app purchases.

### Is Zone Tool free?

Zone Tool costs $0.99, with no in-app purchases.

### Do Lumariver Depth of Field or Zone Tool have ads?

Neither Lumariver Depth of Field nor Zone Tool shows ads.

### Which is updated more often, Lumariver Depth of Field or Zone Tool?

Lumariver Depth of Field ships an update every 6 weeks, and Zone Tool every 38 months. Most recently, Lumariver Depth of Field was updated on October 24, 2026 and Zone Tool on October 29, 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.*