# Flash Photography Adviser vs Silverlog Flash

The clearest difference is price: Silverlog Flash at Free against Flash Photography Adviser's $0.99. Silverlog Flash also leads on update cadence (every 4 days vs every 7 months). Flash Photography Adviser's advantage is in-app purchases (none vs 5). On ads, device support and iOS requirement there is nothing between them.

Silverlog Flash is free to download; Flash Photography Adviser costs $0.99 up front. Silverlog Flash sells 5 one-off in-app purchases. Flash Photography Adviser asks for nothing beyond the download.

Flash Photography Adviser ships an update every 7 months, Silverlog Flash every 4 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Flash Photography Adviser | Silverlog Flash |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/flash-photography-adviser/id1354932744/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 days** |
| Monetization | Paid | — |
| Size | 1 MB | 40 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rob Duell PhD](https://appshunter.io/developer/1458271389) | [Simon Westgate](https://appshunter.io/developer/1856537803) |

## What reviewers say

### Flash Photography Adviser

[App page](https://appshunter.io/ios/app/flash-photography-adviser/id1354932744)

This app helps photographers find optimal flash and camera settings for balanced exposures. It calculates settings like flash coverage, output, distance, ISO, and aperture based on the guide number rule. Users can define and store their own flashguns for personalized recommendations.

**Highlights:** Proposes balanced flash and camera settings, Supports adjusting flash coverage, output, and distance, Calculates camera ISO and aperture, Assists in finding exposure equilibria, Allows defining and storing custom flashguns, Can be used as a training device for settings

**Features:** Vision Pro support

**In-app purchases:** none


### Silverlog Flash

[App page](https://appshunter.io/ios/app/silverlog-flash/id6757318928)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nice One | $0.99 | one-time |
| Legend | $2.99 | one-time |
| Absolute Hero | $4.99 | one-time |
| Guardian Angel | $9.99 | one-time |
| Actual Saint | $29.99 | one-time |


## Frequently asked questions

### Is Flash Photography Adviser free?

Flash Photography Adviser costs $0.99, with no in-app purchases.

### Is Silverlog Flash free?

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

### Do Flash Photography Adviser or Silverlog Flash have ads?

Neither Flash Photography Adviser nor Silverlog Flash shows ads.

### Which is updated more often, Flash Photography Adviser or Silverlog Flash?

Flash Photography Adviser ships an update every 7 months, and Silverlog Flash every 4 days. Most recently, Flash Photography Adviser was updated on October 29, 2026 and Silverlog Flash on October 24, 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.*