K Magic vs VVS EXHAUST
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
K Magic
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K Magic is a tool used through a mobile app to adjust KOSO's motorcycle turn signals. It connects via Bluetooth and is used to adjust the turn signal flashing frequency, interval, flashing sound effects, and volume. By connecting to the device's network, you can also upload custom sound files to use as flashing sound effects.
VVS EXHAUST
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VVS EXHAUST is a Bluetooth-based exhaust valve control app built for fast, stable, and precise performance.
Screenshots
Verdict
The clearest difference is in-app purchases: VVS EXHAUST at none against K Magic's 4. VVS EXHAUST also leads on update cadence (every 5 days vs monthly). K Magic's advantage is iOS requirement (15.0 vs 18.6). On price, ads 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
Both are free to download. K Magic sells 4 one-off in-app purchases. VVS EXHAUST asks for nothing beyond the download.
K Magic ships an update monthly, VVS EXHAUST every 5 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.
| Parameter | K Magic | VVS EXHAUST |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Every 5 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 111 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Tong Yah Electronic Technology Co., Ltd. | 碧云 王 |
In-app purchases
K Magic
- 30 KOSO COINS$0.99
- 60 KOSO COINS$1.99
- 120 KOSO COINS$3.99
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- 240 KOSO COINS$6.99
VVS EXHAUST
No in-app purchases
