Comparison

GrooveDestroyer vs SL Knock

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

Head to head
About

GrooveDestroyer

This app creates dynamic, evolving rhythmic textures for music production. It offers organic movement and controlled instability, transforming audio into unique, non-repeating grooves. Ideal for adding life to drums, synths, vocals, and full mixes.

Highlights
  • Intelligent groove engine
  • Host tempo synchronization
  • Animated dual resonant filters
  • Organic rhythmic mutation
  • Stateful evolving movement
  • Built-in saturation and glue
  • Seven macro controls
Read full description

Groove Destroyer isn't a gate, stutter, or glitch effect. Instead of chopping your audio into predictable patterns, it continuously reinterprets the groove underneath your music. Rhythms shift, accents evolve, filters dance, and movement emerges that feels alive instead of programmed. At the heart of Groove Destroyer is an intelligent groove engine that generates evolving rhythmic events while preserving the underlying pulse. Resonant filters, animated movement, saturation, and controlled instability combine to produce textures ranging from subtle motion to complete rhythmic mayhem. Use it on drums, percussion, synths, guitars, loops, vocals, or entire mixes whenever you want movement that sounds organic rather than mechanical. Whether you're adding a little instability or pushing a beat to the edge of collapse, Groove Destroyer creates grooves that never play exactly the same way twice. Features Intelligent groove engine Host tempo synchronization Animated dual resonant filters Organic rhythmic mutation Stateful evolving movement Built-in saturation and glue Seven macro controls Factory presets from subtle to extreme Controls Destroy Controls the overall intensity of rhythmic destruction and filter movement. Swing Introduces evolving timing offsets and rhythmic feel. Density Controls how frequently the groove engine generates new rhythmic events. Scatter Adds unpredictability by introducing off-grid rhythmic movement and evolving filter behavior. Push Moves rhythmic events forward or backward to create urgency or hesitation. Glue Blends saturation and dynamic cohesion to keep evolving rhythms feeling musical. Mix Blends processed and dry signals. Ideal Uses Drum loops Electronic beats Percussion Synth sequences Basslines Vocals Guitar Parallel processing Entire mixes Sound design

About

SL Knock

Features
Read full description

SL Knock is a focused AUv3 dynamics and tone effect for adding punch, body and controlled low-end weight to drums, samples and loops. • Fast controls for impact and body • Tone shaping for tighter or heavier character • Mix control for parallel processing • Factory presets and local user presets • AUv3 support for compatible iPad music hosts Works as a standalone preview app and as an AUv3 effect in GarageBand, AUM, Cubasis, BeatMaker 3 and other compatible hosts.

Screenshots

GrooveDestroyer1 screens
SL Knock3 screens

Verdict

The call

The clearest difference is price: GrooveDestroyer at $2.99 against SL Knock's $6.99. GrooveDestroyer also leads on iOS requirement (12.0 vs 15.0). On ads, in-app purchases and device support 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

GrooveDestroyer costs $2.99 and SL Knock $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences · 8 level
GrooveDestroyer versus SL Knock: the parameters behind the verdict, then further details
ParameterGrooveDestroyerSL Knock
Price$2.99 — better$6.99
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequency—Weekly
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size15 MB28 MB
Age rating4+4+
DeveloperJeremy PhillipsVIACHESLAV ZHILTSOV

In-app purchases

None

GrooveDestroyer

No in-app purchases

None

SL Knock

No in-app purchases

Questions

Is GrooveDestroyer free?
GrooveDestroyer costs $2.99, with no in-app purchases.
Is SL Knock free?
SL Knock costs $6.99, with no in-app purchases.
Do GrooveDestroyer or SL Knock have ads?
Neither GrooveDestroyer nor SL Knock shows ads.

Other comparisons