Comparison

EQ Converter vs Stochastic Lab

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

Head to head
About

EQ Converter

Features
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This is a simple IOS app to aid in transferring EQ parameters between pro audio devices that use different EQ schemes. Sometimes it is necessary to transpose a Q or quality value to a bandwidth value or the reverse. Nail it with this app.

About

Stochastic Lab

Features
Read full description

Stochastic Lab is a generative composition tool built around the mathematical methods Iannis Xenakis used to compose: probability distributions, stochastic processes, and Markov chains, applied directly to sound. GENERATE • 6 generation modes: melody, rhythm, cluster, cloud, pointillistic, sequence • 6 probability distributions: uniform, Gaussian, exponential, Cauchy, Poisson, linear decay • Full control over density, register, tempo, block length, and Markov-driven contour • Choose a single orchestral section (strings, winds, brass) or let the generator blend all three • Pick exactly which percussion sounds are in play REAL INSTRUMENTS • Real sampled strings (high & low), winds, brass, and an 8-piece percussion kit — not synthesized approximations • Authentic short (pizzicato/staccato) and sustained articulations • Genuine glissando and tremolo, generated as part of the composition itself EDIT & PERFORM • Full piano roll editor: drag notes, edit pitch by semitone, adjust duration and velocity • A live recording keyboard to play your own material into any layer • Freeze a generated block into a fixed, fully editable sequence at any time SCORE • A live, Xenakis-style graphic score (particle-cloud visualization) for every layer • Expand any layer — or the full combined score — to fullscreen, with zoom and a moving playhead • Export the score itself as a printable, shareable image SEQUENCE & ARRANGE • Multi-layer Sequencer for building full compositions from generated or recorded material • Song mode for arranging multiple sections into a complete piece EXPORT • Export audio (WAV) and MIDI, mixed or as separate stems per layer, straight from the Generator, Sequencer, or Song view AUv3 PLUGIN • Stochastic Lab also runs as a real Audio Unit (AUv3) instrument inside GarageBand, Logic, AUM, and other hosts • The actual generative engine runs live inside your DAW — not a static sample player • A dedicated on-plugin control panel (mode, distribution, density, pitch range, tempo, and more), with a Preview button to audition before recording • Full MIDI recording support, including pitch bend and glissando THEORY • A built-in Theory section covering Xenakis's life and stochastic music concepts, with real-instrument audio examples for every distribution Stochastic Lab works entirely on-device — no account, no internet connection required, no data collected.

Screenshots

EQ Converter4 screens
Stochastic Lab4 screens

Verdict

The call

The clearest difference is price: EQ Converter at $2.99 against Stochastic Lab's $7.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

EQ Converter costs $2.99 and Stochastic Lab $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference Ā· 4 level
EQ Converter versus Stochastic Lab: the parameters behind the verdict, then further details
ParameterEQ ConverterStochastic Lab
Price$2.99 — better$7.99
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.517.0 — better
Further details — not scored
Size2 MB180 MB
Age rating4+4+
DeveloperCookie Mix Entertainment LLCMartin Adler

In-app purchases

None

EQ Converter

No in-app purchases

None

Stochastic Lab

No in-app purchases

Questions

Is EQ Converter free?
EQ Converter costs $2.99, with no in-app purchases.
Is Stochastic Lab free?
Stochastic Lab costs $7.99, with no in-app purchases.
Do EQ Converter or Stochastic Lab have ads?
Neither EQ Converter nor Stochastic Lab shows ads.

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