# Cadrage Director's Viewfinder vs Mars

The clearest difference is review sentiment: Cadrage Director's Viewfinder at 91% against Mars's 0%. Cadrage Director's Viewfinder also leads on rating (4.7 vs 1.0) and ratings volume (379 vs 5). Mars's advantage is price (Free vs $19.99) and iOS requirement (9.0 vs 18.6). On ads, in-app purchases, monetization model and device support there is nothing between them.

Mars is free to download; Cadrage Director's Viewfinder costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Cadrage Director's Viewfinder holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: Cadrage Director's Viewfinder has 379 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 91% of Cadrage Director's Viewfinder's written reviews are positive against 0% of Mars's.

Cadrage Director's Viewfinder ships an update every 3 weeks, Mars every 3 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Cadrage Director's Viewfinder | Mars |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[4.7 (379 ratings)](https://appshunter.io/ios/app/cadrage-directors-viewfinder/id793232740/reviews)** | [1.0 (5 ratings)](https://appshunter.io/ios/app/mars-2s/id1489078486/reviews) |
| Number of ratings | **379** | 5 |
| Positive reviews | **90.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free | Free |
| Best chart rank | **#10** | — |
| Size | 50 MB | 20 MB |
| Requires iOS | 18.6 | **9.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Cadrage GmbH](https://appshunter.io/developer/793232743) | [Zhuhai Zhi Ying Electronic Technology Co., Ltd](https://appshunter.io/developer/1397836171) |

## What reviewers say

### Cadrage Director's Viewfinder

[App page](https://appshunter.io/ios/app/cadrage-directors-viewfinder/id793232740)

**Currently charting:** #10 Top Paid · Photo & Video, #81 Top Paid (US App Store)

This app provides precise framing previews for a vast array of professional camera and lens combinations. It helps filmmakers and photographers visualize shots, manage projects, and communicate their vision effectively during production.

**Highlights:** Accurate camera and lens previews, Custom frameline creation, Photo and video recording, Built-in gallery and project manager, PDF shotlist generation, Manual exposure, focus, and white balance control, 3-way color correction

**In-app purchases:** none

**What reviewers like**

- 👍 Helpful app for filmmakers
- 🚀 Intuitive and easy to use
- 💡 Comprehensive camera and lens options
- 🚀 Efficient for location scouting and pre-production
- 👍 Saves time and hassle

**What reviewers complain about**

- 🐛 Occasional bugs or glitches
- 💡 Desire for more customization options
- 💡 Lack of portrait mode blur simulation
- 💡 Missing some camera/lens models
- 💡 Wish for more composition overlays

**Reported bugs**

- Camera shutter sometimes unresponsive
- Occasional crashes or freezes
- Metadata not always accurate (e.g. 'unknown camera')

**Requested features**

- Add manual camera and lens information input
- Implement vertical/portrait mode
- Add more composition overlays (e.g. golden ratio)
- Improve project/photo management and organization
- Implement camera settings controls (aperture, shutter, ISO)


### Mars

[App page](https://appshunter.io/ios/app/mars-2s/id1489078486)

This app enables dual-axis photography and videography with customizable tracking. Its intelligent algorithms simplify advanced techniques like time-lapse photography, offering a comprehensive range of creative possibilities.

**Highlights:** Dual-axis photography and videography, Customizable tracking, Intelligent algorithms, Time-lapse photography, Manual control options

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cadrage Director's Viewfinder free?

Cadrage Director's Viewfinder costs $19.99, with no in-app purchases.

### Is Mars free?

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

### Which has better reviews, Cadrage Director's Viewfinder or Mars?

Cadrage Director's Viewfinder is rated higher. Cadrage Director's Viewfinder averages 4.7 out of 5 from 379 ratings, while Mars averages 1.0 from 5 ratings.

### Do Cadrage Director's Viewfinder or Mars have ads?

Neither Cadrage Director's Viewfinder nor Mars shows ads.

### Which is updated more often, Cadrage Director's Viewfinder or Mars?

Cadrage Director's Viewfinder ships an update every 3 weeks, and Mars every 3 months. Most recently, Cadrage Director's Viewfinder was updated on November 7, 2026 and Mars on November 3, 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.*