# Reciprocity Timer vs Luxilux Light Meter

The clearest difference is review sentiment: Luxilux Light Meter at 78% against Reciprocity Timer's 33%. Luxilux Light Meter also leads on rating (4.9 vs 2.5) and in-app purchases (none vs 1). Reciprocity Timer's advantage is price ($1.99 vs $5.99) and iOS requirement (12.0 vs 16.0). On update cadence, ads and device support there is nothing between them.

Reciprocity Timer costs $1.99 and Luxilux Light Meter $5.99 up front. Reciprocity Timer sells 1 one-off in-app purchase. Luxilux Light Meter asks for nothing beyond the download.

Luxilux Light Meter holds the better App Store score, 4.9 against 2.5. That said, the two scores are not equally well evidenced: Luxilux Light Meter has 75 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 33% of Reciprocity Timer's written reviews are positive against 78% of Luxilux Light Meter's.

Reciprocity Timer ships an update every 2 months, Luxilux Light Meter every 6 weeks. Both last shipped on October 20, 2026.

## The numbers

| Metric | Reciprocity Timer | Luxilux Light Meter |
| --- | --- | --- |
| Price | **$1.99** | $5.99 |
| Rating | [2.5 (4 ratings)](https://appshunter.io/ios/app/reciprocity-timer/id459691262/reviews) | **[4.9 (75 ratings)](https://appshunter.io/ios/app/luxilux-light-meter/id1487384157/reviews)** |
| Number of ratings | 4 | **75** |
| Positive reviews | 33.3% of reviews | **77.8% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 28 MB | 4 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pump Interactive](https://appshunter.io/developer/459691265) | [Christian Lobach](https://appshunter.io/developer/516573165) |

## What reviewers say

### Reciprocity Timer

[App page](https://appshunter.io/ios/app/reciprocity-timer/id459691262)

This app helps film photographers calculate exposure compensation for reciprocity failure. It offers a standard version for basic calculations and a pro version with advanced features like note-taking and custom film databases. It also includes an exposure timer and filter compensation tools.

**Highlights:** Reciprocity compensation calculations, Exposure timer, Filter compensation slider, Note-keeping feature, Custom film and camera databases, Film stock favorites

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reciprocity Timer Pro | $9.99 | one-time |


### Luxilux Light Meter

[App page](https://appshunter.io/ios/app/luxilux-light-meter/id1487384157)

This app functions as a portable light meter for photographers, especially those using film cameras without built-in meters. It allows for precise exposure readings, offers various shooting modes, and lets you save your settings with preview images.

**Highlights:** Average and spot metering, Aperture priority mode, Shutter priority mode, Manual exposure mode, Save exposure settings with photos, Customizable camera profiles

**In-app purchases:** none


## Frequently asked questions

### Is Reciprocity Timer free?

Reciprocity Timer costs $1.99, and also offers in-app purchases.

### Is Luxilux Light Meter free?

Luxilux Light Meter costs $5.99, with no in-app purchases.

### Which has better reviews, Reciprocity Timer or Luxilux Light Meter?

Luxilux Light Meter is rated higher. Reciprocity Timer averages 2.5 out of 5 from 4 ratings, while Luxilux Light Meter averages 4.9 from 75 ratings.

### Do Reciprocity Timer or Luxilux Light Meter have ads?

Neither Reciprocity Timer nor Luxilux Light Meter shows ads.

### Which is updated more often, Reciprocity Timer or Luxilux Light Meter?

Reciprocity Timer ships an update every 2 months, and Luxilux Light Meter every 6 weeks. Most recently, Reciprocity Timer was updated on October 20, 2026 and Luxilux Light Meter on October 20, 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.*