# tcCalc vs ShotTetherPro

The clearest difference is price: ShotTetherPro at Free against tcCalc's $1.99. ShotTetherPro also leads on update cadence (every 10 days vs every 3 months) and review sentiment (80% vs 63%). tcCalc's advantage is chart position (#183 vs unranked). On ads, in-app purchases, monetization model and device support there is nothing between them.

ShotTetherPro is free to download; tcCalc costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

tcCalc ships an update every 3 months, ShotTetherPro every 10 days. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | tcCalc | ShotTetherPro |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.7 (76 ratings)](https://appshunter.io/ios/app/tccalc-timecode-and-frame-calc/id1144759699/reviews)** | — |
| Number of ratings | **76** | — |
| Positive reviews | 63.2% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 10 days** |
| Monetization | Paid | Paid |
| Best chart rank | **#183** | — |
| Size | 1 MB | 4 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RYUICHIROU SHIMONO](https://appshunter.io/developer/696880855) | [arcion Inc.](https://appshunter.io/developer/1889141132) |

## What reviewers say

### tcCalc

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

**Currently charting:** #183 Top Paid · Photo & Video (US App Store)

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


### ShotTetherPro

[App page](https://appshunter.io/ios/app/shottetherpro/id6765900806)

This app enables wireless tethered shooting, instantly sending photos from your camera to your iPad or iPhone. It's designed for professional photographers, focusing on speed and a clutter-free interface for immediate review and selection.

**Highlights:** Instant wireless photo transfer, Full-screen immersive photo viewer, Customizable thumbnail layout, FTP/FTPS camera compatibility, Project management for shoots, 5-star rating system, EXIF data display

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

**In-app purchases:** none


## Frequently asked questions

### Is tcCalc free?

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

### Is ShotTetherPro free?

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

### Do tcCalc or ShotTetherPro have ads?

Neither tcCalc nor ShotTetherPro shows ads.

### Which is updated more often, tcCalc or ShotTetherPro?

tcCalc ships an update every 3 months, and ShotTetherPro every 10 days. Most recently, tcCalc was updated on October 10, 2026 and ShotTetherPro 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.*