# Aperture vs illumeter

The clearest difference is price: illumeter at Free against Aperture's $3.99. On review sentiment, update cadence, ads and in-app purchases there is nothing between them.

illumeter is free to download; Aperture costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Aperture ships an update monthly, illumeter every 2 weeks. Both last shipped on October 7, 2026.

## The numbers

| Metric | Aperture | illumeter |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | — | **[4.6 (11 ratings)](https://appshunter.io/ios/app/illumeter/id6474086258/reviews)** |
| Number of ratings | — | **11** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Paid | **Free** |
| Size | 2 MB | 12 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nicolae Gherasim](https://appshunter.io/developer/1437386557) | [Seunghun Yang](https://appshunter.io/developer/1586944242) |

## What reviewers say

### Aperture

[App page](https://appshunter.io/ios/app/aperture-light-meter/id6450930505)

This app helps film photographers achieve perfect exposure by calculating ideal aperture and shutter speed based on ISO. It also allows users to save reference photos with detailed metadata to document their creative process and settings.

**Highlights:** Accurate light metering for film ISO, Minimalist and intuitive design, Customizable aperture and shutter speed ranges, Reference photo album with metadata, Lens presets and user settings, Recommendations for shooting scenarios

**Features:** macOS Compatibility

**In-app purchases:** none


### illumeter

[App page](https://appshunter.io/ios/app/illumeter/id6474086258)

This app functions as a portable light meter, allowing users to measure exposure values like aperture, shutter speed, and ISO. It offers features for logging shots with location and settings, and provides customization options for a personalized user experience.

**Highlights:** Exposure measurement (Aperture, Shutter Speed, ISO), Tap-to-focus exposure lock, Exposure compensation, Frame logging with location and settings, List and map view of logged frames, Customizable settings and appearance

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Aperture free?

Aperture costs $3.99, with no in-app purchases.

### Is illumeter free?

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

### Do Aperture or illumeter have ads?

Neither Aperture nor illumeter shows ads.

### Which is updated more often, Aperture or illumeter?

Aperture ships an update monthly, and illumeter every 2 weeks. Most recently, Aperture was updated on October 7, 2026 and illumeter on October 7, 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.*