# Chronodev vs Film Development Assistant

The clearest difference is rating: Film Development Assistant at 5.0 against Chronodev's 4.5. Chronodev's advantage is in-app purchases (none vs 2) and update cadence (monthly vs every 10 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Film Development Assistant sells 2 one-off in-app purchases. Chronodev asks for nothing beyond the download.

Film Development Assistant holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

Chronodev ships an update monthly, Film Development Assistant every 10 months. The most recent releases landed on June 7, 2026 and August 9, 2026 respectively.

## The numbers

| Metric | Chronodev | Film Development Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/chronodev-darkroom-timer/id6478027671/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/film-development-assistant/id6751124070/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 10 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 6 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Olmats](https://appshunter.io/developer/1480968856) | [Zachary Burns](https://appshunter.io/developer/1833524304) |

## 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


### Film Development Assistant

[App page](https://appshunter.io/ios/app/film-development-assistant/id6751124070)

This app helps amateur photographers track their film development chemicals and sessions. It monitors chemical batch expiration, usage, and provides multi-stage timers for development processes. Users can also record notes on session quality for future reference.

**Highlights:** Chemical batch tracking, Expiration date monitoring, Session tracking, Multi-stage development timers, Chemical usage calculation, Session notes and quality tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7 Day Free Trial | Free | one-time |
| Film Development Assistant Pro | $4.99 | one-time |


## Frequently asked questions

### Is Chronodev free?

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

### Is Film Development Assistant free?

Film Development Assistant is free to download, with in-app purchases available.

### Which has better reviews, Chronodev or Film Development Assistant?

Film Development Assistant is rated higher. Chronodev averages 4.5 out of 5 from 2 ratings, while Film Development Assistant averages 5.0 from 3 ratings.

### Do Chronodev or Film Development Assistant have ads?

Neither Chronodev nor Film Development Assistant shows ads.

### Which is updated more often, Chronodev or Film Development Assistant?

Chronodev ships an update monthly, and Film Development Assistant every 10 months. Most recently, Chronodev was updated on June 7, 2026 and Film Development Assistant on August 9, 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.*