# tcCalc vs MixEffect (Trial & Pro Unlock)

The clearest difference is price: MixEffect (Trial & Pro Unlock) at Free against tcCalc's $1.99. MixEffect (Trial & Pro Unlock) also leads on review sentiment (78% vs 65%) and update cadence (every 2 months vs every 3 months). tcCalc's advantage is in-app purchases (none vs 6). On rating, ratings volume and ads there is nothing between them.

MixEffect (Trial & Pro Unlock) is free to download; tcCalc costs $1.99 up front. MixEffect (Trial & Pro Unlock) sells 6 one-off in-app purchases. tcCalc asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for tcCalc against 4.7 for MixEffect (Trial & Pro Unlock). Both are backed by a comparable volume of ratings — 79 and 131 respectively. Written reviews are what separate them: 65% of tcCalc's written reviews are positive against 78% of MixEffect (Trial & Pro Unlock)'s.

tcCalc ships an update every 3 months, MixEffect (Trial & Pro Unlock) every 2 months. The most recent releases landed on October 26, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | tcCalc | MixEffect (Trial & Pro Unlock) |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.7 (79 ratings)](https://appshunter.io/ios/app/tccalc-timecode-and-frame-calc/id1144759699/reviews)** | [4.7 (131 ratings)](https://appshunter.io/ios/app/mixeffect-trial-and-pro-unlock/id1555812675/reviews) |
| Number of ratings | 79 | **131** |
| Positive reviews | 65.0% of reviews | **78.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 1 MB | 159 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [RYUICHIROU SHIMONO](https://appshunter.io/developer/696880855) | [Adam Tow](https://appshunter.io/developer/376550492) |

## 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


### MixEffect (Trial & Pro Unlock)

[App page](https://appshunter.io/ios/app/mixeffect-trial-and-pro-unlock/id1555812675)

Control Blackmagic Design ATEM switchers from your iPhone or iPad. Manage switcher settings, audio, media, and create custom layouts. Automate transitions and control keyers with ease.

**Highlights:** Switcher control, Macro organization, Audio mixing, Media pool management, Customizable layouts, SuperSource transitions, Keyer control

**Features:** Family Sharing, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30-Day Trial | Free | one-time |
| Small Tip | $0.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Large Tip | $4.99 | one-time |
| Mega Tip | $9.99 | one-time |
| MixEffect Pro | $49.99 | one-time |

**What reviewers like**

- 🚀 Powerful features beyond native ATEM software
- 👍 Intuitive and user-friendly interface
- 💡 SuperSource animations and templates
- 🎮 Remote control from iPad/iPhone/Mac
- 🔧 Extensive customization options

**What reviewers complain about**

- 💰 Premium features locked behind paywall
- 🔐 Pro version required for full functionality
- 🔌 Requires close proximity to switcher (network limitation)
- 🔋 Battery drain on mobile devices
- ⚠️ Limited compatibility with some ATEM models

**Reported bugs**

- App crashes when selecting switcher
- Trial mode resets after app closure
- Freezing issues with ATEM hardware
- Connection recognition failures
- Macro instability causing hardware malfunction

**Requested features**

- Color correction for cameras
- Multi-row button label text support
- Auto-connect feature like ATEM Software Control
- SuperSource configuration grouping
- Title addition for streaming services


## Frequently asked questions

### Is tcCalc free?

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

### Is MixEffect (Trial & Pro Unlock) free?

MixEffect (Trial & Pro Unlock) is free to download, with in-app purchases available.

### Which has better reviews, tcCalc or MixEffect (Trial & Pro Unlock)?

tcCalc is rated higher. tcCalc averages 4.7 out of 5 from 79 ratings, while MixEffect (Trial & Pro Unlock) averages 4.7 from 131 ratings.

### Do tcCalc or MixEffect (Trial & Pro Unlock) have ads?

Neither tcCalc nor MixEffect (Trial & Pro Unlock) shows ads.

### Which is updated more often, tcCalc or MixEffect (Trial & Pro Unlock)?

tcCalc ships an update every 3 months, and MixEffect (Trial & Pro Unlock) every 2 months. Most recently, tcCalc was updated on October 26, 2026 and MixEffect (Trial & Pro Unlock) on October 22, 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.*