Comparison

76477 Complex Sound Synth vs Playset

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

76477 Complex Sound Synth

Create complex sound effects and music with a powerful synthesizer inspired by vintage hardware. Offers extensive modulation, noise generation, and customizable envelopes. Easily share your creations and control it with MIDI devices.

Highlights
  • Three oscillators with multiple wave types
  • Modulation capabilities for oscillators
  • Adjustable noise generator with filter
  • Configurable ADSR envelope
  • Unlimited sound effect generator boards
  • MIDI input support
  • Export/import sound effect boards
Features
Read full description

Synth 76477 is a powerful sound effects generator and synthesizer app, inspired by the famous SN76477 integrated circuit from the 1970s, but containing many enhancements. Features: • Three oscillators, each of which can produce a sine, triangle, sawtooth, or square wave • The outputs of two of the oscillators can be used to modulate the main oscillator • Frequency modulation can be linear or octave based • The duty cycle of the main oscillator can be adjusted in square wave mode • Noise generator, either analog or digital, with an adjustable low pass filter • Oscillator outputs can be mixed to the audio output • Fully configurable ADSR (Attack / Decay / Sustain / Release) envelope, linear or exponential • One shot mode available • Unlimited number of sound effect generator boards • User configurable array of sound effect generator buttons on each board, up to 50 on the iPhone and 150 on the iPad • Boards as well as individual generators can be exported and imported, and transferred to and from your computer via iTunes file sharing, making it easy to share with others Synth 76477 comes with a full set of sample sound generators, making it easy to understand how to use and configure them, and tap the full power of the app. Synth 76477 works with MIDI input devices (keyboards and controllers) in several interesting ways: If you plug a MIDI device into an iPad (via the USB Camera Connection Kit), Synth 76477 will automatically use it. You can plug several MIDI controllers in via a powered HUB, and Synth 76477 will use all of them. You can also use MIDI controllers over WiFi. Midi controllers can be used to trigger chip playback, or set the VCO frequency and volume. They can also be used in the chip editor to adjust the various settings. The app also supports Bluetooth audio devices. Visit the support page for step by step instructions on how to use the app: http://www.blackcatsystems.com/ipad/complex_sound_synthesizer_FAQ.html Buy your copy right now, and start generating your own sound effects in minutes.

About

Playset

Create music instantly with this intuitive groovebox sequencer. Build songs layer by layer with drums, bass, and synths, then mix and arrange them in a timeline. Share your projects and explore demo songs.

Highlights
  • Multi-touch drum & synth sequencer
  • 50 original sample kits
  • Mixer with FX
  • Patterns & Timeline module
  • MIDI & Audio Unit AUv3 support
  • AudioBus & Ableton Link support
Read full description

Playset is Fingerlab's intuitive groovebox sequencer for iPad — designed for instant fun and live music making. Start with the drums, add a sneaky bass line, dress it with a fat lead and you've got your song. Adjust the mix, add some FX, arrange your patterns in the timeline and you're done. From the team behind DM1, Apple Design Award winner 2012. Playset is a premium app — no in-app purchases, no ads. Buy it once, it's entirely yours. Features: • Multi-touch drum & synth sequencer • 50 original sample kits (drum kits, bass & leads) • Mixer with mute, level, pitch, pan & custom kit per track • 2 FX per instrument (Reverb, Delay, Distortion, Chorus, Compressor and more) • Patterns & Timeline module • Fast bounce — master or separated tracks, mono or stereo • Share & import projects • Gallery with demo songs • Full MIDI & MIDI Mapping support • AudioBus & Ableton Link support • Audio Unit AUv3 support • Audio background mode Questions or feedback? We'd love to hear from you: contact@fingerlab.net Have fun! The Fingerlab Team

Screenshots

76477 Complex Sound Synth4 screens

Verdict

The call

The clearest difference is review sentiment: Playset at 92% against 76477 Complex Sound Synth's 50%. Playset also leads on rating (4.1 vs 3.9). 76477 Complex Sound Synth's advantage is price ($2.99 vs $9.99) and device support (3 vs 1). On ratings volume, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

76477 Complex Sound Synth costs $2.99 and Playset $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Playset holds the better App Store score, 4.1 against 3.9. Both are backed by a comparable volume of ratings — 9 and 11 respectively. Written reviews point the same way: 50% of 76477 Complex Sound Synth's written reviews are positive against 92% of Playset's.

UpkeepUpdate frequency

76477 Complex Sound Synth ships an update every 3 months, Playset every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard4 real differences · 6 level
76477 Complex Sound Synth versus Playset: the parameters behind the verdict, then further details
Parameter76477 Complex Sound SynthPlayset
Price$2.99 — better$9.99
Rating3.9 (9 ratings)4.1 (11 ratings) — better
Positive reviews50.0% of reviews91.7% of reviews — better
Number of ratings911 — better
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPod — betteriPad
Requires iOS12.0 — better13.4
Further details — not scored
Size4 MB157 MB
Age rating4+4+
DeveloperBlack Cat SystemsFingerlab

Customer experience

76477 Complex Sound Synth

All ratings10 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews10 reviews
Positive50.0%
Neutral30.0%
Negative20.0%

Playset

All ratings12 ratings
Positive75.0%
Neutral16.7%
Negative8.3%
Written reviews12 reviews
Positive91.7%
Neutral8.3%
Negative0.0%

In-app purchases

None

76477 Complex Sound Synth

No in-app purchases

None

Playset

No in-app purchases

Questions

Is 76477 Complex Sound Synth free?
76477 Complex Sound Synth costs $2.99, with no in-app purchases.
Is Playset free?
Playset costs $9.99, with no in-app purchases.
Which has better reviews, 76477 Complex Sound Synth or Playset?
Playset is rated higher. 76477 Complex Sound Synth averages 3.9 out of 5 from 9 ratings, while Playset averages 4.1 from 11 ratings.
Do 76477 Complex Sound Synth or Playset have ads?
Neither 76477 Complex Sound Synth nor Playset shows ads.
Which is updated more often, 76477 Complex Sound Synth or Playset?
76477 Complex Sound Synth ships an update every 3 months, and Playset every 2 months. Most recently, 76477 Complex Sound Synth was updated on November 1, 2026 and Playset on November 3, 2026.

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