WindSynth 16 vs K.O. II
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
WindSynth 16
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[Turn your smartphone into a next-gen wind instrument] WIND Synth is a synthesizer app that lets you enjoy expressive, wind-like performances with just a touch of your fingertip. [16 Versatile Built-in Sound Sources] Equipped with 16 carefully selected tones, ranging from classic synth leads to organic acoustic instruments.
K.O. II
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K.O. II is a compact native beat-making instrument for iPhone and iPad. Tap responsive pads, switch between drum, percussion, bass, and key banks, build 16-step patterns, and explore 38 included demo grooves. Designed as a focused standalone music surface, K.O. II gives you a hardware-inspired workflow for quick ideas, rhythm practice, and portable sound experiments.
Screenshots
Verdict
The clearest difference is ads: K.O. II at none against WindSynth 16's shown. K.O. II also leads on iOS requirement (16.0 vs 26.4). On price, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | WindSynth 16 | K.O. II |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks | โ |
| Ads | Yes | No โ better |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 26.4 | 16.0 โ better |
| Further details โ not scored | ||
| Size | 35 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Kouki Yoshimoto | ๆตทๆด ็ฌฆ |
In-app purchases
WindSynth 16
No in-app purchases
K.O. II
No in-app purchases
