Serafim vs Legend '70s Editor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Serafim
This application transforms a laser projection keyboard into a versatile musical instrument. Play piano, guitar, bass, or drums instantly, anywhere, anytime, with its interactive projection area. Explore musical creativity with this innovative device.
- Laser projection keyboard
- Piano mode
- Play guitar, bass, drums
- Instant music creation
- Interactive projection area
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MUSICAL INSTRUMENTS Serafim Keybo is the world's first interchangeable laser projection keyboard. This app can help you to use Serafim Keybo's piano mode and enjoy your free music playing on our projection area. To see more or buy a Serafim Keybo on our website: http://www.serafim-tech.com Create your music instantly with Serafim Keybo. Play piano, guitar, bass, or drums anywhere, anytime! Created by Serafim
Legend '70s Editor
This application provides real-time control over sound and effects for a specific instrument series. It allows users to adjust parameters, save and load custom programs, and create song lists for live performances. The interface is designed to be simple and adaptable.
- Real-time sound parameter adjustment
- Real-time effects parameter adjustment
- Save and load custom instrument programs
- Create and rearrange song lists
- Dedicated live performance settings
- Adaptable user interface
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Legend '70s Editor allows real-time adjustment and storage of all the sound generation parameters and effects of the Legend '70s series instruments. In addition to this, it allows you to modify parameters that are not present in the instrument, to save the modified programs in your device and to reload them quickly. Moreover, it provides dedicated settings for live performance. Legend '70s Editor comes with a clear and simple user interface, adaptable to any screen resolution. Specifically, Legend '70s Editor allows you to: - Adjust all sound parameters; - Adjust all effect parameters; - Adjust the physical model parameters of the E.Piano module; - Adjust the physical model parameters of the Clavi module; - Adjust the additional parameters of the A.Piano module; - Adjust all system settings; - Save and load programs; - Create and rearrange song lists; - Recall any program or song during the performance quickly and easily. - Create 2 live sets with a selection of 24 programs. How it works: - Connect your device to the Legend '70s by a USB cable and the Camera Connection Kit. - Press the [CONNECT] button in the app to connect to the instrument. - Select the desired environment from the top bar by pressing the menu buttons. For more information about Legend '70s Editor, please download the guide from the site: www.viscountinstruments.com/instrument/legend-70s-editor
Screenshots
Verdict
The clearest difference is review sentiment: Legend '70s Editor at 100% against Serafim's 0%. Legend '70s Editor also leads on rating (5.0 vs 2.0). Serafim's advantage is device support (3 vs 1). On price, ratings volume, update cadence 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. Neither carries in-app purchases, so what you see is what you pay.
Legend '70s Editor holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 0% of Serafim's written reviews are positive against 100% of Legend '70s Editor's.
Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | Serafim | Legend '70s Editor |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (1 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 8.0 — better | 9.2 |
| Further details — not scored | ||
| Size | 120 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Serafim Technologies Inc. | Viscount Int. |
Customer experience
Serafim
Legend '70s Editor
In-app purchases
Serafim
No in-app purchases
Legend '70s Editor
No in-app purchases
Questions
Is Serafim free?
Is Legend '70s Editor free?
Which has better reviews, Serafim or Legend '70s Editor?
Do Serafim or Legend '70s Editor have ads?
Which is updated more often, Serafim or Legend '70s Editor?
Other comparisons
