Comparison

KG vs Retro Pocket Synth

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

Head to head
About

KG

Features
Read full description

[From '80s Legend to Modern Era: Put the Feel of Authentic Hardware in Your Hands] "KG-SQUARE" is an analog modeling synthesizer app that packs the aesthetics and intuitive operation of professional hardware into an iPhone-sized format. While inheriting the simplicity of its predecessor, "FX-SQUARE," this version delivers a massive upgrade to both its sound engine and UI. From thick, punchy synth basses to dreamlike, immersive pads, it features a wide range of high-quality tones ready to elevate modern music production. ā—† Key Features Highly Immersive Hardware-Style UI: Designed with lifelike 3D knobs and LED indicators, giving you the professional feel and excitement of tweaking real gear. KAOSS PHYSICS (XY Pad): Simply glide your finger across the right-side pad to dynamically control Cutoff, Resonance, and effects. Create sweeping, space-like tonal shifts in real time as you play. Two Powerful Effects: Equipped with "REVERB" for deep spatial warmth and "DELAY" to add movement to your echoes. Seamlessly blend them using dedicated knobs. Polished Sound Presets: Carefully selected, massive sounds unique to analog modeling, including MP Bass, MP Lead, MP PolySynth, and more. Smooth Playability: Features responsive mini-keys along with screen-edge protection to prevent accidental touches, keeping you focused entirely on your performance. Perfect as a companion synth for music production, on-the-go sound design, or intuitive finger-play performances. Experience the ultimate analog modeling sound today!

About

Retro Pocket Synth

Features
Read full description

Turn your iPad or iPhone into a stylish retro pocket synthesizer. Retro Pocket Synth combines a playable 24-note keyboard with expressive sound controls, visual feedback, and a collection of classic-inspired designs. Tap or glide across the keys to create melodies, experiment with sound, and enjoy a unique instrument designed for quick musical exploration. Features: • Play a responsive 24-note virtual keyboard • Shape your sound with Envelope, LFO, Delay, and Filter controls • Adjust volume with dedicated controls • Enjoy animated speaker feedback while playing • Record your performances with a countdown timer • Save, play, manage, and share your recordings • Choose from Classic, Modern Cyberpunk, Polished Wood, and Retro Orange themes • Customize the stylus with colorful skins • Enable haptic feedback for a more tactile playing experience • Use built-in presets to quickly explore different sounds Whether you are creating a melody, experimenting with synth tones, or simply looking for a fun musical instrument, Retro Pocket Synth brings a compact studio-inspired experience to your pocket. No musical experience required. Just play, create, and enjoy.

Screenshots

KG1 screens
Retro Pocket Synth4 screens

Verdict

The call

The clearest difference is ads: KG at none against Retro Pocket Synth's shown. Retro Pocket Synth's advantage is iOS requirement (15.6 vs 26.5). On price, in-app purchases and device support 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences Ā· 4 level
KG versus Retro Pocket Synth: the parameters behind the verdict, then further details
ParameterKGRetro Pocket Synth
PriceFreeFree
Update frequencyEvery 3 weeks—
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.515.6 — better
Further details — not scored
Size36 MB41 MB
Age rating4+4+
DeveloperKouki Yoshimotoasywalul fikri

In-app purchases

None

KG

No in-app purchases

None

Retro Pocket Synth

No in-app purchases

Questions

Is KG free?
KG is free to download, with no in-app purchases.
Is Retro Pocket Synth free?
Retro Pocket Synth is free to download, with no in-app purchases.
Do KG or Retro Pocket Synth have ads?
Retro Pocket Synth shows ads; KG does not.

Other comparisons