# Massive Dev Chart Timer vs Light Meter Wheel

The clearest difference is rating: Light Meter Wheel at 4.7 against Massive Dev Chart Timer's 3.7. Light Meter Wheel also leads on price ($1.99 vs $9.99) and review sentiment (91% vs 71%). Massive Dev Chart Timer's advantage is chart position (#29 vs unranked) and ratings volume (54 vs 12). On ads, in-app purchases and device support there is nothing between them.

Massive Dev Chart Timer costs $9.99 and Light Meter Wheel $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Light Meter Wheel holds the better App Store score, 4.7 against 3.7. Both are backed by a comparable volume of ratings — 54 and 12 respectively. Written reviews point the same way: 71% of Massive Dev Chart Timer's written reviews are positive against 91% of Light Meter Wheel's.

Massive Dev Chart Timer ships an update every 5 months, Light Meter Wheel every 2 months. The most recent releases landed on October 9, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Massive Dev Chart Timer | Light Meter Wheel |
| --- | --- | --- |
| Price | $9.99 | **$1.99** |
| Rating | [3.7 (54 ratings)](https://appshunter.io/ios/app/massive-dev-chart-timer/id402405770/reviews) | **[4.7 (12 ratings)](https://appshunter.io/ios/app/light-meter-wheel/id720707253/reviews)** |
| Number of ratings | **54** | 12 |
| Positive reviews | 70.8% of reviews | **91.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Best chart rank | **#29** | — |
| Size | 14 MB | 4 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Freestyle Photo & Imaging](https://appshunter.io/developer/1786429988) | [David Quiles](https://appshunter.io/developer/578971109) |

## What reviewers say

### Massive Dev Chart Timer

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

**Currently charting:** #29 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


### Light Meter Wheel

[App page](https://appshunter.io/ios/app/light-meter-wheel/id720707253)

This app offers a fast, visual, and precise way to measure light for photography. It features a unique exposure wheel that displays aperture, shutter speed, and ISO simultaneously, giving photographers instant control and clarity.

**Highlights:** Real exposure wheel with all values in one view, Real-time metering with instant EV readings, Wide ISO and shutter speed range, Exposure timer for long exposures, Incident metering using front camera, Calibration for accuracy

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

**In-app purchases:** none


## Frequently asked questions

### Is Massive Dev Chart Timer free?

Massive Dev Chart Timer costs $9.99, with no in-app purchases.

### Is Light Meter Wheel free?

Light Meter Wheel costs $1.99, with no in-app purchases.

### Which has better reviews, Massive Dev Chart Timer or Light Meter Wheel?

Light Meter Wheel is rated higher. Massive Dev Chart Timer averages 3.7 out of 5 from 54 ratings, while Light Meter Wheel averages 4.7 from 12 ratings.

### Do Massive Dev Chart Timer or Light Meter Wheel have ads?

Neither Massive Dev Chart Timer nor Light Meter Wheel shows ads.

### Which is updated more often, Massive Dev Chart Timer or Light Meter Wheel?

Massive Dev Chart Timer ships an update every 5 months, and Light Meter Wheel every 2 months. Most recently, Massive Dev Chart Timer was updated on October 9, 2026 and Light Meter Wheel on October 13, 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.*