# Exposure Calculator vs SetMyCameraDF

The clearest difference is price: Exposure Calculator at $0.99 against SetMyCameraDF's $4.99. Exposure Calculator also leads on chart position (#189 vs unranked) and iOS requirement (15.6 vs 17.6). SetMyCameraDF's advantage is review sentiment (82% vs 65%) and update cadence (every 3 weeks vs every 2 months). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Exposure Calculator costs $0.99 and SetMyCameraDF $4.99 up front. Exposure Calculator sells 3 one-off in-app purchases and SetMyCameraDF sells 10 in-app purchases, starting at $3.29 per 3 months. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 3.8 for Exposure Calculator against 3.9 for SetMyCameraDF. Both are backed by a comparable volume of ratings — 5 and 7 respectively. Written reviews are what separate them: 65% of Exposure Calculator's written reviews are positive against 82% of SetMyCameraDF's.

Exposure Calculator ships an update every 2 months, SetMyCameraDF every 3 weeks. Both last shipped on November 6, 2026.

## The numbers

| Metric | Exposure Calculator | SetMyCameraDF |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | [3.8 (5 ratings)](https://appshunter.io/ios/app/exposure-calculator/id359149599/reviews) | **[3.9 (7 ratings)](https://appshunter.io/ios/app/setmycameradf/id544303246/reviews)** |
| Number of ratings | 5 | **7** |
| Positive reviews | 64.7% of reviews | **82.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#189** | — |
| Size | 18 MB | 30 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Essence Computing](https://appshunter.io/developer/333177404) | [Bluestone Pond](https://appshunter.io/developer/544105988) |

## What reviewers say

### Exposure Calculator

[App page](https://appshunter.io/ios/app/exposure-calculator/id359149599)

**Currently charting:** #189 Top Paid · Photo & Video (US App Store)

This app helps photographers determine the correct shutter speed by calculating exposure values based on lighting conditions, f-stop, and ISO. It provides more accurate results than traditional tables, accounting for all f-stop and ISO values.

**Highlights:** Shutter speed calculation, Accurate f-stop and ISO input, Four lighting condition types, Exposure Value (EV) calculation, Comparison to standard tables, Precise value determination

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purchase Depth of Field Calculator | $0.99 | one-time |
| Purchase Depth of Field Variants | $0.99 | one-time |
| Purchase EXIF Manager | $1.99 | one-time |


### SetMyCameraDF

[App page](https://appshunter.io/ios/app/setmycameradf/id544303246)

This app provides advanced tools to help photographers of all levels create visually stunning images. It offers features for depth of field, composition, light metering, and more, along with tutorials and calculators for various photography concepts.

**Highlights:** Depth of field calculators (traditional and reverse), Ambient light meter with sunny 16 guide, Field of view visualizer with iPhone/iPad camera, Print size and angle of view calculators, Flash configuration and shutter speed recommendations, Photo shoot notes database, Support for camera accessories

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SetMyCamera to ProPlus | $3.29 | per 3 months |
| SetMyCamera to ProPlus | $3.79 | per 3 months |
| SMC.Df.Pro.t2 ProPlus 1 year | $7.99 | per year |
| SMC.Df.Pro ProPlus 1 year | $9.99 | per year |
| SetMyCameraDf ProPlus 1 year | $12.99 | per year |
| Upgrade SetMyCamera DF to Pro | $1.99 | one-time |
| Upgrade SetMyCamera DF to Mx | $2.99 | one-time |
| Upgrade to SetMyCameraPro | $5.99 | one-time |
| SMC.DF.Pro to Pro Plus NE | $29.99 | one-time |
| Upgrade SMC.DF to Pro Plus NE | $34.99 | one-time |


## Frequently asked questions

### Is Exposure Calculator free?

Exposure Calculator costs $0.99, and also offers in-app purchases.

### Is SetMyCameraDF free?

SetMyCameraDF costs $4.99, and also offers in-app purchases.

### Which has better reviews, Exposure Calculator or SetMyCameraDF?

SetMyCameraDF is rated higher. Exposure Calculator averages 3.8 out of 5 from 5 ratings, while SetMyCameraDF averages 3.9 from 7 ratings.

### Do Exposure Calculator or SetMyCameraDF have ads?

Neither Exposure Calculator nor SetMyCameraDF shows ads.

### Which is updated more often, Exposure Calculator or SetMyCameraDF?

Exposure Calculator ships an update every 2 months, and SetMyCameraDF every 3 weeks. Most recently, Exposure Calculator was updated on November 6, 2026 and SetMyCameraDF on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*