# Chronodev vs Darkroom Toolkit

The clearest difference is in-app purchases: Chronodev at none against Darkroom Toolkit's 1. Darkroom Toolkit's advantage is update cadence (fortnightly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Darkroom Toolkit sells 1 one-off in-app purchase. Chronodev asks for nothing beyond the download.

Chronodev ships an update monthly, Darkroom Toolkit fortnightly. The most recent releases landed on June 7, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Chronodev | Darkroom Toolkit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/chronodev-darkroom-timer/id6478027671/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | — |
| Size | 2 MB | 59 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Olmats](https://appshunter.io/developer/1480968856) | [Robert House](https://appshunter.io/developer/1797182923) |

## What reviewers say

### Chronodev

[App page](https://appshunter.io/ios/app/chronodev-darkroom-timer/id6478027671)

This app transforms your iPhone or iPad into a darkroom enlarger timer. It uses HomeKit-enabled devices to control your enlarger and safelights, offering features like manual control, metronome for dodging/burning, and automatic test strip creation.

**Highlights:** iPhone/iPad enlarger timer, HomeKit device control, Manual enlarger focusing, Metronome for dodging/burning, EV stop time adjustments, Automatic test strip creation, Voice control support

**In-app purchases:** none


### Darkroom Toolkit

[App page](https://appshunter.io/ios/app/darkroom-toolkit/id6742162804)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Darkroom Toolkit Pro | $9.99 | one-time |


## Frequently asked questions

### Is Chronodev free?

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

### Is Darkroom Toolkit free?

Darkroom Toolkit is free to download, with in-app purchases available.

### Do Chronodev or Darkroom Toolkit have ads?

Neither Chronodev nor Darkroom Toolkit shows ads.

### Which is updated more often, Chronodev or Darkroom Toolkit?

Chronodev ships an update monthly, and Darkroom Toolkit fortnightly. Most recently, Chronodev was updated on June 7, 2026 and Darkroom Toolkit on September 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*