# film Dev Timer vs Fengling

The clearest difference is price: Fengling at Free against film Dev Timer's $3.99. Fengling also leads on update cadence (monthly vs every 4 months). film Dev Timer's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

Fengling is free to download; film Dev Timer costs $3.99 up front. Fengling sells 3 in-app purchases, starting at $1.99 per month. film Dev Timer asks for nothing beyond the download.

film Dev Timer ships an update every 4 months, Fengling monthly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | film Dev Timer | Fengling |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/film-dev-timer/id1576065496/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 81.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Paid | — |
| Size | 7 MB | 64 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod, Apple Watch | iPhone, iPad, iPod, Mac |
| Age rating | 4+ | 17+ |
| Developer | [家啟 褚](https://appshunter.io/developer/1576063354) | [家乐 刘](https://appshunter.io/developer/1800858097) |

## What reviewers say

### film Dev Timer

[App page](https://appshunter.io/ios/app/film-dev-timer/id1576065496)

This app assists film photographers in developing black and white film at home. It provides common development data, timing functions, and developer ratios to ensure stable manual processing for a high-quality result.

**Highlights:** Black and white film development guide, Home development timing, Developer ratio information, Process-specific timing, Stable manual processing support, iPhone and iPad compatible

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### Fengling

[App page](https://appshunter.io/ios/app/fengling/id6743316767)

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $1.99 | per month |
| Full Year | $9.99 | per year |
| Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is film Dev Timer free?

film Dev Timer costs $3.99, with no in-app purchases.

### Is Fengling free?

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

### Do film Dev Timer or Fengling have ads?

Neither film Dev Timer nor Fengling shows ads.

### Which is updated more often, film Dev Timer or Fengling?

film Dev Timer ships an update every 4 months, and Fengling monthly. Most recently, film Dev Timer was updated on November 3, 2026 and Fengling on October 30, 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.*