# Massive Dev Chart Timer vs Film Development Assistant

The clearest difference is price: Film Development Assistant at Free against Massive Dev Chart Timer's $9.99. Film Development Assistant also leads on rating (5.0 vs 3.7). Massive Dev Chart Timer's advantage is in-app purchases (none vs 2) and ratings volume (54 vs 3). On ads there is nothing between them.

Film Development Assistant is free to download; Massive Dev Chart Timer costs $9.99 up front. Film Development Assistant sells 2 one-off in-app purchases. Massive Dev Chart Timer asks for nothing beyond the download.

Film Development Assistant holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Massive Dev Chart Timer has 54 ratings behind it against 3, so its average is the more settled of the two.

Massive Dev Chart Timer ships an update every 5 months, Film Development Assistant every 10 months. The most recent releases landed on October 14, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Massive Dev Chart Timer | Film Development Assistant |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [3.7 (54 ratings)](https://appshunter.io/ios/app/massive-dev-chart-timer/id402405770/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/film-development-assistant/id6751124070/reviews)** |
| Number of ratings | **54** | 3 |
| Positive reviews | 70.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 10 months |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#49** | — |
| Size | 14 MB | 6 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Freestyle Photo & Imaging](https://appshunter.io/developer/1786429988) | [Zachary Burns](https://appshunter.io/developer/1833524304) |

## What reviewers say

### Massive Dev Chart Timer

[App page](https://appshunter.io/ios/app/massive-dev-chart-timer/id402405770)

**Currently charting:** #49 Top Paid · Photo & Video (US App Store)

This app provides an offline film development chart and a multi-step timer for photographers. It includes customizable agitation, darkroom themes, and support for various developing and fixing steps. It also offers automated compensation for development time and temperature.

**Highlights:** Offline film development chart, Multi-step timer with sound notifications, Customizable agitation schemes, Darkroom themes, Dilution mixer, Automated time/temperature compensation

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

**In-app purchases:** none

**What reviewers like**

- 📚 Comprehensive film and developer database
- ⏱️ Reliable timer with agitation reminders
- 🎯 Easy-to-use interface for darkroom work
- 🌙 Darkroom mode with red/black display
- ✏️ Customizable development times and profiles

**What reviewers complain about**

- 🚫 Black and white film only (no color film support)
- 🐛 Recent update broke HC110 dilution display
- 🐛 App crashes on certain devices/iOS versions
- 💰 Price point ($8.99-$11.99) for limited functionality
- 🔍 Poor search functionality for films

**Reported bugs**

- HC110 dilution section displays only letters, not ratios
- Dilution ratios not calculating when solution amount adjusted
- App crashes after selecting film speed
- Crashes on iPad with new update
- Timer display shows three dots instead of seconds

**Requested features**

- Color film support (C-41, E-6, ECN-2 processes)
- Search functionality by film brand/name
- Ability to add custom process steps (presoak, toning)
- Individual agitation control per development stage
- Continuous agitation option


### 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 Massive Dev Chart Timer free?

Massive Dev Chart Timer costs $9.99, 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, Massive Dev Chart Timer or Film Development Assistant?

Film Development Assistant is rated higher. Massive Dev Chart Timer averages 3.7 out of 5 from 54 ratings, while Film Development Assistant averages 5.0 from 3 ratings.

### Do Massive Dev Chart Timer or Film Development Assistant have ads?

Neither Massive Dev Chart Timer nor Film Development Assistant shows ads.

### Which is updated more often, Massive Dev Chart Timer or Film Development Assistant?

Massive Dev Chart Timer ships an update every 5 months, and Film Development Assistant every 10 months. Most recently, Massive Dev Chart Timer was updated on October 14, 2026 and Film Development Assistant on September 26, 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.*