# Massive Dev Chart Timer vs Simple Passe

The clearest difference is price: Simple Passe at Free against Massive Dev Chart Timer's $9.99. Simple Passe also leads on rating (5.0 vs 3.7). Massive Dev Chart Timer's advantage is ratings volume (54 vs 2) and update cadence (every 5 months vs every 12 months). On ads and in-app purchases there is nothing between them.

Simple Passe is free to download; Massive Dev Chart Timer costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Simple Passe 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 2, so its average is the more settled of the two.

Massive Dev Chart Timer ships an update every 5 months, Simple Passe every 12 months. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Massive Dev Chart Timer | Simple Passe |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [3.7 (54 ratings)](https://appshunter.io/ios/app/massive-dev-chart-timer/id402405770/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/simple-passe/id6717616678/reviews)** |
| Number of ratings | **54** | 2 |
| Positive reviews | 70.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 12 months |
| Monetization | Paid | **Free** |
| Best chart rank | **#33** | — |
| Size | 14 MB | 1 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Freestyle Photo & Imaging](https://appshunter.io/developer/1786429988) | [Ari Jaaksi](https://appshunter.io/developer/1770069317) |

## What reviewers say

### Massive Dev Chart Timer

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

**Currently charting:** #33 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


### Simple Passe

[App page](https://appshunter.io/ios/app/simple-passe/id6717616678)

Easily add custom borders to your photos. Select border color and width, then apply to any image. The app saves a new image with borders, perfect for enhancing your social media galleries with an elegant look.

**Highlights:** Add custom borders, Select border color, Adjust border width, Save bordered images, Enhance social media photos

**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 Simple Passe free?

Simple Passe is free to download, with no in-app purchases.

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

Simple Passe is rated higher. Massive Dev Chart Timer averages 3.7 out of 5 from 54 ratings, while Simple Passe averages 5.0 from 2 ratings.

### Do Massive Dev Chart Timer or Simple Passe have ads?

Neither Massive Dev Chart Timer nor Simple Passe shows ads.

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

Massive Dev Chart Timer ships an update every 5 months, and Simple Passe every 12 months. Most recently, Massive Dev Chart Timer was updated on October 14, 2026 and Simple Passe on October 8, 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.*