# Reciprocity Timer vs PinholeMeter

The clearest difference is price: PinholeMeter at Free against Reciprocity Timer's $1.99. PinholeMeter also leads on rating (3.6 vs 2.5) and in-app purchases (none vs 1). Reciprocity Timer's advantage is update cadence (every 2 months vs every 7 months). On ratings volume, ads and device support there is nothing between them.

PinholeMeter is free to download; Reciprocity Timer costs $1.99 up front. Reciprocity Timer sells 1 one-off in-app purchase. PinholeMeter asks for nothing beyond the download.

PinholeMeter holds the better App Store score, 3.6 against 2.5. Both are backed by a comparable volume of ratings — 4 and 7 respectively. Written reviews point the same way: 33% of Reciprocity Timer's written reviews are positive against 56% of PinholeMeter's.

Reciprocity Timer ships an update every 2 months, PinholeMeter every 7 months. The most recent releases landed on October 13, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Reciprocity Timer | PinholeMeter |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [2.5 (4 ratings)](https://appshunter.io/ios/app/reciprocity-timer/id459691262/reviews) | **[3.6 (7 ratings)](https://appshunter.io/ios/app/pinholemeter/id501893760/reviews)** |
| Number of ratings | 4 | **7** |
| Positive reviews | 33.3% of reviews | **55.6% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 28 MB | 4 MB |
| Requires iOS | 12.0 | **7.0** |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pump Interactive](https://appshunter.io/developer/459691265) | [electrico elefante](https://appshunter.io/developer/501893763) |

## 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 |


### PinholeMeter

[App page](https://appshunter.io/ios/app/pinholemeter/id501893760)

This app functions as a light meter specifically designed for pinhole photography. Users can set the F-number and ISO sensitivity, then tap the preview window to measure exposure. It includes a countdown timer for precise exposure timing.

**Highlights:** Pinhole photography light meter, Set F-number and ISO sensitivity, Tap to measure exposure, Countdown timer for exposure, Calculates focal length/pinhole diameter

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

**In-app purchases:** none


## Frequently asked questions

### Is Reciprocity Timer free?

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

### Is PinholeMeter free?

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

### Which has better reviews, Reciprocity Timer or PinholeMeter?

PinholeMeter is rated higher. Reciprocity Timer averages 2.5 out of 5 from 4 ratings, while PinholeMeter averages 3.6 from 7 ratings.

### Do Reciprocity Timer or PinholeMeter have ads?

Neither Reciprocity Timer nor PinholeMeter shows ads.

### Which is updated more often, Reciprocity Timer or PinholeMeter?

Reciprocity Timer ships an update every 2 months, and PinholeMeter every 7 months. Most recently, Reciprocity Timer was updated on October 13, 2026 and PinholeMeter 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.*