# Shutter Button vs Chama Optics

The clearest difference is in-app purchases: Chama Optics at none against Shutter Button's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Shutter Button sells 2 one-off in-app purchases. Chama Optics asks for nothing beyond the download.

Shutter Button ships an update every 5 days, Chama Optics every 3 days. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Shutter Button | Chama Optics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shutter-button-a-light-meter/id6742120759/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 3 days** |
| Monetization | Free | — |
| Size | 4 MB | 88 MB |
| Requires iOS | 17.6 | 17.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [SEUNGHYUK CHOI](https://appshunter.io/developer/1796943412) | [Jinwoo Park](https://appshunter.io/developer/1873974632) |

## What reviewers say

### Shutter Button

[App page](https://appshunter.io/ios/app/shutter-button-a-light-meter/id6742120759)

This app functions as a Bluetooth camera remote, offering an integrated exposure meter and a LiDAR-based rangefinder. It supports various exposure modes and metering methods, along with zoom and frameline features for precise shot composition. Additional modes include bulb and timer functions for extended shooting capabilities.

**Highlights:** Bluetooth camera remote, Exposure meter (AV, TV, M modes), LiDAR rangefinder, Exposure compensation, Framelines for various formats, Bulb and timer modes, Instax Style Log feature

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Profile, Additional Features | $3.99 | one-time |
| Remote Release Activation | $10.99 | one-time |


### Chama Optics

[App page](https://appshunter.io/ios/app/chama-optics/id6758618498)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Shutter Button free?

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

### Is Chama Optics free?

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

### Do Shutter Button or Chama Optics have ads?

Neither Shutter Button nor Chama Optics shows ads.

### Which is updated more often, Shutter Button or Chama Optics?

Shutter Button ships an update every 5 days, and Chama Optics every 3 days. Most recently, Shutter Button was updated on October 3, 2026 and Chama Optics on October 1, 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.*