tcCalc vs MixEffect (Trial & Pro Unlock)
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
tcCalc
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.
- Timecode and frame calculations
- Convert between timecode and frames
- Supports multiple frame rates
- Automatic value adjustment
- Copy and paste functionality
- Memory function
- Calculation history
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tcCalc is a calculator built for one job: timecode math for video production. Add and subtract timecode, let it handle drop frame for you, and switch to a frame count with a single tap, all with the feel of an ordinary calculator. Time bases 23.98 / 24 / 25 / 29.97 / 30 / 50 / 59.94 / 60 fps, plus hh:mm:ss for working without frames. Drop frame is applied automatically at 29.97 and 59.94 fps. Features - Add and subtract timecode - One-tap switching between timecode and frame count (seconds in hh:mm:ss mode) - Automatic drop frame handling (29.97 / 59.94 fps) - Constant calculation: press = again to repeat the last operation - Memory: add, subtract, recall, and clear - Calculation history: up to 20 entries with frame rate and date; tap to restore, swipe to delete - Open history with the clock button or by swiping up on the display - Copy and paste from the ••• menu or by touching and holding the result - Built-in How to Use guide Easy to read - Large keys, color-coded by role - Dark mode - iPhone and iPad, in all four orientations - Dynamic Type and VoiceOver support Simple by design - No ads - No in-app purchases - No account or sign-in - The app itself makes no network connections and works offline - No analytics and no tracking Whether you are timing a shoot, finding an edit point, or adding up the length of your footage, tcCalc keeps the math out of your way.
MixEffect (Trial & Pro Unlock)
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.
- Switcher control
- Macro organization
- Audio mixing
- Media pool management
- Customizable layouts
- SuperSource transitions
- Keyer control
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MixEffect is a professional tool for controlling Blackmagic Design ATEM switchers from your iPhone or iPad. MixEffect’s familiar interface gives you quick access to virtually everything you need to run your video productions: switcher control, macros, audio, media, editing palettes, recording and streaming. MixEffect then turns the dial past ten with animated SuperSource transitions, Video Follows Audio, customizable layouts, and Shortcuts support. Manage your live productions confidently with MixEffect! # PRICING MixEffect is a free download from the App Store. Features are limited to creating new switcher connection and streaming service entries, Program/Preview, Fader Bar control, and running the ATEM Simulator. Want more? Try out MixEffect Pro over a generous 30 day period. MixEffect Pro brings full switcher control, SuperSource, Video Follows Audio, macro organization, streaming, recording, editing palettes, custom layouts, and much more! A single In-App purchase unlocks MixEffect Pro -- no subscriptions, ads, or hidden fees. # FEATURES MixEffect is packed full of features to control your ATEM switchers. ## SWITCHER MANAGEMENT Control multiple ATEM switchers. Sync your switcher settings between all of your iCloud-connected devices. ## PANELS / BUTTONS Customize the look of your switcher interface with separate iPhone, Landscape, and iPad-optimized layouts. Choose from 20 panels to include in your layouts. ## SUPERSOURCE Become a SuperSource master on your ATEM Mini Extreme and Mini Extreme ISO. Automatically animate transitions when switching between SuperSource layouts! Use drag and drop to rearrange your boxes. Save your favorite preset layouts and share them with others. ## AUDIO Control audio on ATEM switchers. Adjust each audio source’s input gain, fader gain, frames delay, and pan settings. ## MACROS Give your macros the gift of icons, colors, filtering, and sorting. Choose from three different display layouts: Grid, Buttons, and List. Access all of your macros from the virtual switcher interface. ## MEDIA Upload still images from your Photo Library into your switcher’s Media Pool. ## TRANSITIONS Access all the transitions supported by your switcher such as Mix, Dip, Wipe, and DVE, not just the ones wired to hardware buttons. ## DOWNSTREAM KEYERS Missing that DSK On Air button on your ATEM Mini? It's there in MixEffect! ## UPSTREAM KEYERS Adjust your Luma, Chroma, Pattern, and DVE settings for your upstream keyers. Use touch to easily set the chroma sample and change the position of your DVE frame. ## AUTOMATIONS Control your ATEM switcher with your voice and Shortcuts. Automatically switch inputs, change SuperSource layouts, and run macros when your audio levels rise or fall below a certain threshold. Enjoy extensive keyboard shortcuts throughout the app. ## COLOR GENERATORS Change your color sources without having to dig through palettes. ## HYPERDECK Control up to four HyperDecks from MixEffect. ## AUX Set the sources for all of your auxiliary outputs. ## STREAMING Add streaming services, servers, and profiles without having to know XML. Set a default profile and server for each of your streaming services. Import and export the Streaming.xml files supported by the ATEM Mini Pro, Pro ISO, Mini Extreme, and Mini Extreme ISO line of switchers. ## RECORDING Control your disk recordings from your iPhone or iPad. Switch disks with a tap and see how much time is available for recording. ## SECURITY Prevent unwanted access to MixEffect with Face ID (or device passcode lock). Activate View Only Mode so people can see what’s happening on the switcher without the ability to change anything. ## SWITCHER SETTINGS Set your switcher’s video mode, change the labels of sources, configure Multiview, and save your switcher's startup settings. ## SIMULATOR MixEffect features a simulated ATEM 1 M/E Production 4K switcher for testing purposes.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | tcCalc | MixEffect (Trial & Pro Unlock) |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 4.7 (79 ratings) — better | 4.7 (131 ratings) |
| Positive reviews | 65.0% of reviews | 78.5% of reviews — better |
| Number of ratings | 79 | 131 — better |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 18.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 1 MB | 159 MB |
| Age rating | 4+ | 4+ |
| Developer | RYUICHIROU SHIMONO | Adam Tow |
Customer experience
tcCalc
MixEffect (Trial & Pro Unlock)
Bugs and requests
tcCalc
Not enough reviews yet to summarise bugs or requests.
MixEffect (Trial & Pro Unlock)
Reported bugs
10 issues- App crashes when selecting switcher
- Trial mode resets after app closure
- Freezing issues with ATEM hardware
- Connection recognition failures
- Macro instability causing hardware malfunction
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- Pro purchase not restoring after reinstall
- Trial expiration notification despite Pro purchase
- Incompatibility with Television Studio HD8
- Crash on startup after update
- Inconsistent macro behavior
Requested features
14 requests- 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
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- More than 4 input boxes
- H2R graphics integration
- Custom URL and media playback
- AirPlay source input and output
- Advanced audio EQ and volume limiting
- Live background preview in multiview
- Remote connection from anywhere
- Settings backup to cloud services
- Editable button labels for Keyers
In-app purchases
tcCalc
No in-app purchases
MixEffect (Trial & Pro Unlock)
- 30-Day TrialFree
- Small Tip$0.99
- Medium Tip$2.99
Show 3 moreShow fewer
- Large Tip$4.99
- Mega Tip$9.99
- MixEffect Pro$49.99
Questions
Is tcCalc free?
Is MixEffect (Trial & Pro Unlock) free?
Which has better reviews, tcCalc or MixEffect (Trial & Pro Unlock)?
Do tcCalc or MixEffect (Trial & Pro Unlock) have ads?
Which is updated more often, tcCalc or MixEffect (Trial & Pro Unlock)?
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