# Massive Dev Chart Timer vs Lightme

The clearest difference is price: Lightme at Free against Massive Dev Chart Timer's $9.99. Lightme also leads on rating (4.8 vs 3.7) and update cadence (every 3 weeks vs every 5 months). Massive Dev Chart Timer's advantage is in-app purchases (none vs 6) and chart position (#34 vs unranked). On ads and device support there is nothing between them.

Lightme is free to download; Massive Dev Chart Timer costs $9.99 up front. Lightme sells 6 one-off in-app purchases. Massive Dev Chart Timer asks for nothing beyond the download.

Lightme holds the better App Store score, 4.8 against 3.7. That said, the two scores are not equally well evidenced: Lightme has 925 ratings behind it against 54, so its average is the more settled of the two. Written reviews point the same way: 71% of Massive Dev Chart Timer's written reviews are positive against 91% of Lightme's.

Massive Dev Chart Timer ships an update every 5 months, Lightme every 3 weeks. Both last shipped on October 9, 2026.

## The numbers

| Metric | Massive Dev Chart Timer | Lightme |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [3.7 (54 ratings)](https://appshunter.io/ios/app/massive-dev-chart-timer/id402405770/reviews) | **[4.8 (925 ratings)](https://appshunter.io/ios/app/lightme-lightmeter/id1509033790/reviews)** |
| Number of ratings | 54 | **925** |
| Positive reviews | 70.8% of reviews | **90.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#34** | — |
| Size | 14 MB | 9 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) | [Giuseppe Bertolini](https://appshunter.io/developer/1509033789) |

## What reviewers say

### Massive Dev Chart Timer

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

**Currently charting:** #34 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


### Lightme

[App page](https://appshunter.io/ios/app/lightme-lightmeter/id1509033790)

This powerful light meter app offers a clean, intuitive interface optimized for one-handed use. It displays multiple aperture and shutter speed combinations simultaneously, aiding quick setting selection. Suitable for beginners and experienced photographers alike, it includes advanced features like spot metering, reciprocity failure compensation, and pinhole mode.

**Highlights:** Multiple exposure settings display, One-handed operation, Spot metering with zoom, Reciprocity failure compensation, Pinhole mode, Incident light metering, Film database

**Features:** Family Sharing

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Espresso ristretto | $1.99 | one-time |
| Pecorino Romano | $4.99 | one-time |
| Guanciale | $9.99 | one-time |
| Parmigiano | $16.99 | one-time |
| Pizza for two | $29.99 | one-time |
| Do this full-time | $59.99 | one-time |

**What reviewers like**

- 🚀 Accurate metering
- 👍 Intuitive and clean interface
- 💡 Comprehensive features (spot metering, zone system, film stock selection, etc.)
- 🚀 Consistently accurate exposures
- 👍 Thoughtful design with user's needs in mind

**What reviewers complain about**

- 🐛 Occasional crashes or freezes
- 👎 Confusing or cluttered interface for some users
- 👎 Tedious film selection process
- 🐛 Inaccurate metering in certain lighting conditions

**Reported bugs**

- Crashes on iOS 16
- Metering issues with certain camera/lens combinations

**Requested features**

- Add shutter angle adjustment for cinematography
- Implement ISO lock feature
- Add more film stock profiles
- Improve film selection process (e.g. search, categories)
- Provide more customization options (e.g. interface themes)


## Frequently asked questions

### Is Massive Dev Chart Timer free?

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

### Is Lightme free?

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

### Which has better reviews, Massive Dev Chart Timer or Lightme?

Lightme is rated higher. Massive Dev Chart Timer averages 3.7 out of 5 from 54 ratings, while Lightme averages 4.8 from 925 ratings.

### Do Massive Dev Chart Timer or Lightme have ads?

Neither Massive Dev Chart Timer nor Lightme shows ads.

### Which is updated more often, Massive Dev Chart Timer or Lightme?

Massive Dev Chart Timer ships an update every 5 months, and Lightme every 3 weeks. Most recently, Massive Dev Chart Timer was updated on October 9, 2026 and Lightme on October 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.*