Comparison

Idiotic vs 76477 Complex Sound Synth

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

Head to head
About

Idiotic

Create silly music with this sound recording and pitch-changing keyboard. Features built-in sounds, the ability to record your own voice, and a unique pitch control for hilarious effects. It's designed to be the world's silliest instrument for fun and experimentation.

Highlights
  • Sound recording
  • Pitch changing
  • Built-in sound banks
  • Record your own voice
  • Pitch control slider
  • Silly instrument
Features
Read full description

Idiotic is a fun, sound recording, pitch changing music keyboard for the iPhone and iPad. With lots of crazy built-in sounds and the ability to record your own, start making Idiotic music today! Slide the Pitch Control to make the sounds higher and lower and truly Idiotic! There are 20 sound banks built-in. From chickens to pianos, to your own voice, Idiotic makes music fun. There are just 8 colourful keys - with Idiotic, there's no such thing as a wrong note. Unless you press the Idiotic button, then all the notes get a bit wrong! Try sliding the pitch control up and down whilst playing for extra annoying, extra Idiotic sounds, or wipe over the key to get some bendy sonics! Record a different sound onto each key, reverse them, perform them, record your Idiotic-ness and send it to your friends! Hold a key and hit record and enter MULTI mode. You can make whole sentences for your friends to enjoy! Idiotic is truly the world's silliest instrument. For more fun nonsense and some fantastic catchy songs, visit www.djeurope.com. DJ Europe is the world's number two DJ, he makes songs about home appliances, love, holidays and more. Take the incredible Washing Machine app for a spin!

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.

Screenshots

Idiotic3 screens
76477 Complex Sound Synth4 screens

Verdict

The call

The clearest difference is price: Idiotic at Free against 76477 Complex Sound Synth's $2.99. Idiotic also leads on review sentiment (92% vs 50%) and rating (4.6 vs 4.0). 76477 Complex Sound Synth's advantage is in-app purchases (none vs 1) and update cadence (every 3 months vs every 8 months). On ratings volume, ads, device support and iOS requirement 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

Idiotic is free to download; 76477 Complex Sound Synth costs $2.99 up front. Idiotic sells 1 one-off in-app purchase. 76477 Complex Sound Synth asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Idiotic holds the better App Store score, 4.6 against 4.0. Both are backed by a comparable volume of ratings — 9 and 10 respectively. Written reviews point the same way: 92% of Idiotic's written reviews are positive against 50% of 76477 Complex Sound Synth's.

UpkeepUpdate frequency

Idiotic ships an update every 8 months, 76477 Complex Sound Synth every 3 months. The most recent releases landed on September 26, 2026 and October 4, 2026 respectively.

Scorecard6 real differences · 4 level
Idiotic versus 76477 Complex Sound Synth: the parameters behind the verdict, then further details
ParameterIdiotic76477 Complex Sound Synth
PriceFree — better$2.99
Rating4.6 (9 ratings) — better4.0 (10 ratings)
Positive reviews92.3% of reviews — better50.0% of reviews
Number of ratings910 — better
Update frequencyEvery 8 monthsEvery 3 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.012.0 — better
Further details — not scored
Size17 MB4 MB
Age rating4+4+
DeveloperWimbledon SoundBlack Cat Systems

Customer experience

Idiotic

All ratings9 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews13 reviews
Positive92.3%
Neutral0.0%
Negative7.7%

76477 Complex Sound Synth

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

In-app purchases

1 purchases

Idiotic

One-time1
  • Remove Ads$0.99
None

76477 Complex Sound Synth

No in-app purchases

Questions

Is Idiotic free?
Idiotic is free to download, with in-app purchases available.
Is 76477 Complex Sound Synth free?
76477 Complex Sound Synth costs $2.99, with no in-app purchases.
Which has better reviews, Idiotic or 76477 Complex Sound Synth?
Idiotic is rated higher. Idiotic averages 4.6 out of 5 from 9 ratings, while 76477 Complex Sound Synth averages 4.0 from 10 ratings.
Do Idiotic or 76477 Complex Sound Synth have ads?
Neither Idiotic nor 76477 Complex Sound Synth shows ads.
Which is updated more often, Idiotic or 76477 Complex Sound Synth?
Idiotic ships an update every 8 months, and 76477 Complex Sound Synth every 3 months. Most recently, Idiotic was updated on September 26, 2026 and 76477 Complex Sound Synth on October 4, 2026.

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