# MB Code vs Light Meter

The clearest difference is in-app purchases: MB Code at none against Light Meter's 3. MB Code also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Light Meter sells 3 in-app purchases, starting at $2.99 per 7 days. MB Code asks for nothing beyond the download.

MB Code ships an update every 3 weeks, Light Meter every 4 weeks. The most recent releases landed on September 25, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | MB Code | Light Meter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Size | 69 MB | 5 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Yisheng Auto Supplies Co., Ltd.](https://appshunter.io/developer/1361050456) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### MB Code

[App page](https://appshunter.io/ios/app/mb-code/id6745199996)

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

**In-app purchases:** none


### Light Meter

[App page](https://appshunter.io/ios/app/light-meter-photo-exposure/id6772270533)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sunny 16 Rule Weekly | $2.99 | per 7 days |
| Film Photography Yearly | $14.99 | per year |
| ND Filter Calc, Pay Once | $29.99 | one-time |


## Frequently asked questions

### Is MB Code free?

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

### Is Light Meter free?

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

### Do MB Code or Light Meter have ads?

Neither MB Code nor Light Meter shows ads.

### Which is updated more often, MB Code or Light Meter?

MB Code ships an update every 3 weeks, and Light Meter every 4 weeks. Most recently, MB Code was updated on September 25, 2026 and Light Meter on October 8, 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.*