# Manual Exposure vs Neutral Density Calculator

The clearest difference is price: Manual Exposure at Free against Neutral Density Calculator's $1.99. Manual Exposure also leads on update cadence (every 2 months vs every 48 months). Neutral Density Calculator's advantage is in-app purchases (none vs 3) and iOS requirement (13 vs 26.0). On review sentiment, ads and device support there is nothing between them.

Manual Exposure is free to download; Neutral Density Calculator costs $1.99 up front. Manual Exposure sells 3 in-app purchases, starting at $0.99 per month. Neutral Density Calculator asks for nothing beyond the download.

Manual Exposure ships an update every 2 months, Neutral Density Calculator every 48 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Manual Exposure | Neutral Density Calculator |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[3.4 (5 ratings)](https://appshunter.io/ios/app/neutral-density-calculator/id1343590260/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | 42.3% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 48 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 54 MB | 1 MB |
| Requires iOS | 26.0 | **13** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [George Koultouridis](https://appshunter.io/developer/1258081441) | [Nitrio](https://appshunter.io/developer/321121189) |

## What reviewers say

### Manual Exposure

[App page](https://appshunter.io/ios/app/manual-exposure/id697932594)

This app provides essential calculators for landscape photographers to determine exposure settings. It includes tools for ND filters, handheld shots, multiple exposures, star photography, and nightscapes, with features like a built-in timer and equipment organization.

**Highlights:** 8 landscape photography calculators, Built-in timer and notifications, Home screen widget and Apple Watch app, Equipment and item info organization, Teleconverter support, Advanced filter and stabilization settings, Dark theme support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| monthly | $0.99 | per month |
| yearly | $8.99 | per year |
| Full version | $5.99 | one-time |


### Neutral Density Calculator

[App page](https://appshunter.io/ios/app/neutral-density-calculator/id1343590260)

This utility app assists photographers in determining the correct shutter speed when using neutral density filters. Input your filter's stops and base shutter speed to instantly get the adjusted exposure time, with an optional countdown timer for long exposures.

**Highlights:** ND filter stop input, Base shutter speed input, Calculated shutter speed output, Countdown timer for long exposures, Screen dimming during timer, Sound notification for timer completion, Supports up to 20-stop ND filters

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

**In-app purchases:** none


## Frequently asked questions

### Is Manual Exposure free?

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

### Is Neutral Density Calculator free?

Neutral Density Calculator costs $1.99, with no in-app purchases.

### Do Manual Exposure or Neutral Density Calculator have ads?

Neither Manual Exposure nor Neutral Density Calculator shows ads.

### Which is updated more often, Manual Exposure or Neutral Density Calculator?

Manual Exposure ships an update every 2 months, and Neutral Density Calculator every 48 months. Most recently, Manual Exposure was updated on November 1, 2026 and Neutral Density Calculator on November 2, 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.*