# Light Meter LuMe vs bubblefilm

The clearest difference is price: Light Meter LuMe at Free against bubblefilm's $3.99. Light Meter LuMe also leads on update cadence (every 5 days vs every 2 weeks). bubblefilm's advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement there is nothing between them.

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

Light Meter LuMe ships an update every 5 days, bubblefilm every 2 weeks. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Light Meter LuMe | bubblefilm |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.9 (19 ratings)](https://appshunter.io/ios/app/light-meter-lume/id6772063294/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 93.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 187 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Contrast Studio](https://appshunter.io/developer/6772063296) | [佩杏 钟](https://appshunter.io/developer/6781497276) |

## What reviewers say

### Light Meter LuMe

[App page](https://appshunter.io/ios/app/light-meter-lume/id6772063294)

This app acts as a professional light meter and exposure calculator for film photographers. It offers various metering modes, reciprocity correction for different film stocks, and depth of field calculations. It aims to replace multiple handheld tools with a single, convenient app.

**Highlights:** Multiple metering modes (Matrix, Center-weighted, Spot, Zone System), Multi-point spot metering with contrast evaluation, Reciprocity correction for various film stocks, Depth of field and hyperfocal distance calculator, Flash guide number calculator, Live exposure tools including histogram and clipping warnings

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LuMe Pro Lifetime | $6.99 | one-time |


### bubblefilm

[App page](https://appshunter.io/ios/app/bubblefilm/id6783226530)

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

**In-app purchases:** none


## Frequently asked questions

### Is Light Meter LuMe free?

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

### Is bubblefilm free?

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

### Do Light Meter LuMe or bubblefilm have ads?

Neither Light Meter LuMe nor bubblefilm shows ads.

### Which is updated more often, Light Meter LuMe or bubblefilm?

Light Meter LuMe ships an update every 5 days, and bubblefilm every 2 weeks. Most recently, Light Meter LuMe was updated on October 28, 2026 and bubblefilm on October 31, 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.*