# tcCalc vs Artemis Director's Viewfinder

The clearest difference is price: Artemis Director's Viewfinder at Free against tcCalc's $1.99. Artemis Director's Viewfinder also leads on update cadence (every 3 days vs every 3 months). tcCalc's advantage is rating (4.7 vs 4.1) and in-app purchases (none vs 5). On review sentiment, ratings volume, ads and device support there is nothing between them.

Artemis Director's Viewfinder is free to download; tcCalc costs $1.99 up front. Artemis Director's Viewfinder sells 5 in-app purchases, starting at $3.99 per month. tcCalc asks for nothing beyond the download.

tcCalc holds the better App Store score, 4.7 against 4.1. Both are backed by a comparable volume of ratings — 79 and 188 respectively. Written reviews point the same way: 65% of tcCalc's written reviews are positive against 63% of Artemis Director's Viewfinder's.

tcCalc ships an update every 3 months, Artemis Director's Viewfinder every 3 days. Both last shipped on October 29, 2026.

## The numbers

| Metric | tcCalc | Artemis Director's Viewfinder |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.7 (79 ratings)](https://appshunter.io/ios/app/tccalc-timecode-and-frame-calc/id1144759699/reviews)** | [4.1 (188 ratings)](https://appshunter.io/ios/app/artemis-directors-viewfinder/id1164523253/reviews) |
| Number of ratings | 79 | **188** |
| Positive reviews | **65.0% of reviews** | 63.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 85 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RYUICHIROU SHIMONO](https://appshunter.io/developer/696880855) | [Chemical Wedding](https://appshunter.io/developer/311648873) |

## What reviewers say

### tcCalc

[App page](https://appshunter.io/ios/app/tccalc-timecode-and-frame-calc/id1144759699)

This calculator specializes in timecode and frame-based calculations, offering a familiar interface for quick conversions and duration calculations. It supports multiple frame rates and allows for easy copying and pasting of results.

**Highlights:** Timecode and frame calculations, Convert between timecode and frames, Supports multiple frame rates, Automatic value adjustment, Copy and paste functionality, Memory function, Calculation history

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

**In-app purchases:** none


### Artemis Director's Viewfinder

[App page](https://appshunter.io/ios/app/artemis-directors-viewfinder/id1164523253)

This app provides a comprehensive database of professional cameras and lenses, allowing filmmakers to visualize shots with custom formats. It streamlines communication between directors and cinematographers, ensuring everyone is aligned on the exact frame.

**Highlights:** Professional camera and lens database, Custom camera format support, Accurate shot visualization, Streamlined crew communication, Location scouting tool, Blocking rehearsal recording

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Annual | $16.99 | per year |
| External Camera Mode | $9.99 | one-time |
| Helios View | $9.99 | one-time |
| Core License | $29.99 | one-time |

**What reviewers like**

- 🎬 Essential tool for cinematographers and filmmakers
- 👍 Intuitive viewfinder with accurate focal length simulation
- 📸 Comprehensive camera and lens database
- 🤝 Exceptional customer support and responsive developer
- 🎯 Useful for pre-production planning and location scouting

**What reviewers complain about**

- 🐛 Frequent crashes and stability issues across iOS versions
- ⚠️ App closes immediately after opening on newer iPhones
- 📸 Missing or lost photos after updates
- 🔒 Requires full photo library access with privacy concerns
- ⏱️ Slow performance between shots and when taking photos

**Reported bugs**

- App crashes on launch after iOS updates
- Photos disappear from library and app after taking them
- Focus issues in viewfinder - won't focus or loses focus during recording
- App freezes when viewing previously taken photos
- Performance degradation with photo albums exceeding 80 images

**Requested features**

- Add Nikon ZR camera support
- Update database with newer camera models (Canon RF mount, Fuji X-H2S, Lumix models)
- Widget for quick app launch
- Save multiple camera and lens profiles for quick switching
- Custom anamorphic squeeze ratios


## Frequently asked questions

### Is tcCalc free?

tcCalc costs $1.99, with no in-app purchases.

### Is Artemis Director's Viewfinder free?

Artemis Director's Viewfinder is free to download, with in-app purchases available.

### Which has better reviews, tcCalc or Artemis Director's Viewfinder?

tcCalc is rated higher. tcCalc averages 4.7 out of 5 from 79 ratings, while Artemis Director's Viewfinder averages 4.1 from 188 ratings.

### Do tcCalc or Artemis Director's Viewfinder have ads?

Neither tcCalc nor Artemis Director's Viewfinder shows ads.

### Which is updated more often, tcCalc or Artemis Director's Viewfinder?

tcCalc ships an update every 3 months, and Artemis Director's Viewfinder every 3 days. Most recently, tcCalc was updated on October 29, 2026 and Artemis Director's Viewfinder on October 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*