# CameraTimeSync vs ReciproMeter

The clearest difference is update cadence: ReciproMeter at every 2 weeks against CameraTimeSync's every 27 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CameraTimeSync ships an update every 27 months, ReciproMeter every 2 weeks. Both last shipped on October 12, 2026.

## The numbers

| Metric | CameraTimeSync | ReciproMeter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/reciprometer/id6762144582/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 12 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Richard Cox](https://appshunter.io/developer/961512750) | [Paul Frederiksen](https://appshunter.io/developer/1081080311) |

## What reviewers say

### CameraTimeSync

[App page](https://appshunter.io/ios/app/cameratimesync/id1145951288)

**Features:** macOS Compatibility

**In-app purchases:** none


### ReciproMeter

[App page](https://appshunter.io/ios/app/reciprometer/id6762144582)

This app assists film photographers with accurate long-exposure calculations. It uses your device's camera to read exposure data, then provides shutter speed recommendations with reciprocity correction based on film stock and aperture. It offers official manufacturer data, community guidance, and experimental estimates.

**Highlights:** Live camera metering, Reciprocity correction, Built-in film library, Community-sourced data, Bulb timer, Exposure lock

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

**In-app purchases:** none


## Frequently asked questions

### Is CameraTimeSync free?

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

### Is ReciproMeter free?

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

### Do CameraTimeSync or ReciproMeter have ads?

Neither CameraTimeSync nor ReciproMeter shows ads.

### Which is updated more often, CameraTimeSync or ReciproMeter?

CameraTimeSync ships an update every 27 months, and ReciproMeter every 2 weeks. Most recently, CameraTimeSync was updated on October 12, 2026 and ReciproMeter on October 12, 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.*