# Aperture vs Kinemetron

The clearest difference is price: Kinemetron at Free against Aperture's $3.99. Aperture's advantage is in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement there is nothing between them.

Kinemetron is free to download; Aperture costs $3.99 up front. Kinemetron sells 1 one-off in-app purchase. Aperture asks for nothing beyond the download.

Aperture ships an update every 5 weeks, Kinemetron every 2 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | Aperture | Kinemetron |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Paid | — |
| Size | 2 MB | 19 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Nicolae Gherasim](https://appshunter.io/developer/1437386557) | [Jan Sokol](https://appshunter.io/developer/1896490456) |

## 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


### Kinemetron

[App page](https://appshunter.io/ios/app/kinemetron-shutter-tester/id6790413394)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kinemetron Pro | $7.99 | one-time |


## Frequently asked questions

### Is Aperture free?

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

### Is Kinemetron free?

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

### Do Aperture or Kinemetron have ads?

Neither Aperture nor Kinemetron shows ads.

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

Aperture ships an update every 5 weeks, and Kinemetron every 2 months. Most recently, Aperture was updated on October 25, 2026 and Kinemetron on October 25, 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.*