# DevelopFilm vs Silverlog Timer

The clearest difference is iOS requirement: Silverlog Timer at 16.4 against DevelopFilm's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. DevelopFilm sells 3 in-app purchases, starting at $2.99 per month and Silverlog Timer sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

DevelopFilm ships an update every 11 days, Silverlog Timer weekly. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | DevelopFilm | Silverlog Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/developfilm-darkroom-lab/id6749870154/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Weekly** |
| Monetization | Freemium | — |
| Size | 24 MB | 41 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aleksandrs Bertulis](https://appshunter.io/developer/1825425669) | [Simon Westgate](https://appshunter.io/developer/1856537803) |

## What reviewers say

### DevelopFilm

[App page](https://appshunter.io/ios/app/developfilm-darkroom-lab/id6749870154)

This app is a pocket darkroom companion for black-and-white film development. It offers official developing times, a smart timer with agitation guidance, and full process control. Track your film details and parameters in a built-in journal to refine your workflow and achieve consistent results.

**Highlights:** Official developing times database, Smart timer with agitation guidance, Full process control adjustments, Built-in film roll journal, Quick custom timer, Darkroom-ready minimal interface

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Darkroom Pass Monthly | $2.99 | per month |
| Darkroom Pass Yearly | $17.99 | per year |
| Lifetime Pro | $34.99 | one-time |


### Silverlog Timer

[App page](https://appshunter.io/ios/app/silverlog-timer/id6759198323)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nice One | $0.99 | one-time |
| Legend | $2.99 | one-time |
| Absolute Hero | $4.99 | one-time |
| Guardian Angel | $9.99 | one-time |
| Actual Saint | $29.99 | one-time |


## Frequently asked questions

### Is DevelopFilm free?

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

### Is Silverlog Timer free?

Silverlog Timer is free to download, with in-app purchases available.

### Do DevelopFilm or Silverlog Timer have ads?

Neither DevelopFilm nor Silverlog Timer shows ads.

### Which is updated more often, DevelopFilm or Silverlog Timer?

DevelopFilm ships an update every 11 days, and Silverlog Timer weekly. Most recently, DevelopFilm was updated on October 30, 2026 and Silverlog Timer on October 28, 2026.

---

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