# Mango Exposure vs Field2Fan

The clearest difference is in-app purchases: Field2Fan at none against Mango Exposure's 1. Field2Fan also leads on iOS requirement (18.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Mango Exposure sells 1 one-off in-app purchase. Field2Fan asks for nothing beyond the download.

Mango Exposure ships an update every 2 weeks, Field2Fan fortnightly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Mango Exposure | Field2Fan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mango-exposure-the-calculator/id1487020105/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 17 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Mango Umbrella LLC](https://appshunter.io/developer/508676284) | [Stephen Davis](https://appshunter.io/developer/1188436467) |

## What reviewers say

### Mango Exposure

[App page](https://appshunter.io/ios/app/mango-exposure-the-calculator/id1487020105)

Calculate precise long exposure times with ND filter compensation and depth of field parameters. Supports various sensor sizes and measurement units, with a built-in timer for extended shots. Offers light and dark modes for iOS devices.

**Highlights:** ND filter compensation up to 20 stops, Multiple filter notation formats, Built-in countdown timer, Hyperfocal distance calculation, Support for various sensor sizes, Switchable measurement units (meters/feet), Light and dark appearance modes

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |


### Field2Fan

[App page](https://appshunter.io/ios/app/field2fan/id6752816625)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mango Exposure free?

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

### Is Field2Fan free?

Field2Fan is free to download, with no in-app purchases.

### Do Mango Exposure or Field2Fan have ads?

Neither Mango Exposure nor Field2Fan shows ads.

### Which is updated more often, Mango Exposure or Field2Fan?

Mango Exposure ships an update every 2 weeks, and Field2Fan fortnightly. Most recently, Mango Exposure was updated on November 3, 2026 and Field2Fan on October 30, 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.*