Marty's Magic Meter vs Duality Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Marty's Magic Meter
This app transforms your phone into a magic device capable of detecting various things, from a friend's intelligence to a wizard's presence. Perform impressive magic tricks for your friends with customizable devices and sounds, keeping them guessing your secret.
- Phone as a magic device
- Multiple detector types
- Customizable device names
- Secret trick for users
- Spinner with controlled outcomes
- Accomplice mode
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The most diabolical magic trick on the app store! Your phone becomes a magic device that can detect anything. Have a friend who needs a shower? Use the Stink-O-Meter. Have a friend who keeps doing reeeeally stupid things? Use the Dumb Dumb Detector. Or maybe you have a cute kid dressed as a wizard? Use the wizard detector. Just move the detector close to your target and it goes off, making sounds and lighting up. How does it work? Only *you* know the magic trick. You can learn the trick in minutes, and it'll keep your friends guessing how you do it! The free version lets you try how one device. The full version comes with these added features: * Name your device whatever you want or select from tons of choices * Comes with 5 total different devices with different sounds and behaviors * One of these devices let's you spin a spinner with yes's and no's. The spinner will always stop on the choice *you* want and only you know the magic trick! * With an accomplice you can make this magic trick even harder to figure out for your friends. (Your accomplice doesn't need to purchase the full version)
Duality Pro
This app allows magicians to embed audience-thought-of numbers, words, or images into pre-recorded videos for astonishing performances. It offers a user-friendly interface for quick setup and can project videos onto large screens.
- Embed thoughts into videos
- User-friendly interface
- Large screen projection mode
- Customizable videos
- 11 input methods
- Easy Mode setup
- Includes generic videos
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Duality Pro, now available on the App Store, offers a remarkable effect that redefines the boundaries of magic. This app allows magicians to astound audiences by seamlessly embedding their thought-of numbers, words, or images into a pre-recorded video. The ability to materialize personal thoughts into a visual medium is not only astonishing but also adds a contemporary twist to traditional magic. The app's ease of use is another key feature, appealing to both new and experienced magicians. Its user-friendly interface ensures quick, hassle-free setup, allowing performers to focus on their creativity and performance rather than getting bogged down with technical details. In essence, Duality Pro is more than just a tool; it's a revolutionary step in the world of magic, combining astonishing effects with simplicity and technological sophistication. It's an invitation to magicians to try it now and experience the future of magic in their performances. Play it BIG. You can also project the video on a large screen, to generate a great stage attraction (using a special mode that projects onto the screen). User-friendly Interface The one-time set-up (per video) takes only a few minutes It's always in your pocket, ready to perform The video is totally customizable. Apply your creativity and embellish it with your own style Both Portrait (for mobile) and Landscape (for large screens) are enabled Easy to set up (only 3 taps) – even easier to perform You show your spectators a video of yourself (or an assistant or an animated character) on your mobile screen, and ask a volunteer to think of any number (or name, picture, drawing, etc.). Towards the end of your own video, the item thought-of suddenly appears - embedded in the video. BOOOOOM!!! some extra info: 11 different input methods, to suit your preference Choose from 11 easy ways to send info to the video. Pick your favorite method and whether you want to send details before, during, or just 2 seconds before the prediction time, it's all possible. Just set it once and enjoy! Easy Mode An extra user-friendly interface that enables you to set up a new video in just 2-3 minutes, by setting only 3 parameters. Generic Videos The app includes a few ready-to-perform videos prepared by leading magicians. Just learn the input method (1 minute) and you are ready to perform. Users are required to pay for a Lifetime access in order to use the app. - Lifetime Access. - Lifetime duration. - 249$ Privacy policy and terms of use: https://www.cobra-magic.com/pages/privacy-policy-of-duality-3 Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: Marty's Magic Meter at every 3 days against Duality Pro's monthly. Marty's Magic Meter also leads on monetization model (free with in-app purchases vs paid) and review sentiment (67% vs 56%). On price, 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
Both are free to download. Marty's Magic Meter sells 1 one-off in-app purchase and Duality Pro sells 5 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.
Marty's Magic Meter holds the better App Store score, 4.3 against 4.1. Both are backed by a comparable volume of ratings — 8 and 18 respectively. Written reviews point the same way: 67% of Marty's Magic Meter's written reviews are positive against 56% of Duality Pro's.
Marty's Magic Meter ships an update every 3 days, Duality Pro monthly. Both last shipped on October 7, 2026.
| Parameter | Marty's Magic Meter | Duality Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (8 ratings) — better | 4.1 (18 ratings) |
| Positive reviews | 66.7% of reviews — better | 55.6% of reviews |
| Number of ratings | 8 | 18 — better |
| Update frequency | Every 3 days — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 9.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 98 MB | 360 MB |
| Age rating | 9+ | 4+ |
| Developer | YitYat Studios | Yaniv Levy |
Customer experience
Marty's Magic Meter
Duality Pro
In-app purchases
Marty's Magic Meter
- Upgrade to Full Version$2.99
Duality Pro
- Duality Pro$12.991 Month
- 3D Dash$0.99
- Extension features$149.99
- Pro upgrade$149.99
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- Lifetime Access2 variants$249.99
Questions
Is Marty's Magic Meter free?
Is Duality Pro free?
Which has better reviews, Marty's Magic Meter or Duality Pro?
Do Marty's Magic Meter or Duality Pro have ads?
Which is updated more often, Marty's Magic Meter or Duality Pro?
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