PRND自排資訊館 vs VVS EXHAUST
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PRND自排資訊館
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變速箱技術維修查詢系統寶典
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 update cadence: VVS EXHAUST at every 5 days against PRND自排資訊館's every 5 months. PRND自排資訊館's advantage is iOS requirement (9.0 vs 18.6). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
PRND自排資訊館 ships an update every 5 months, VVS EXHAUST every 5 days. The most recent releases landed on October 4, 2026 and October 6, 2026 respectively.
| Parameter | PRND自排資訊館 | VVS EXHAUST |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 9.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 32 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | PING CHI HOUNG | 碧云 王 |
In-app purchases
PRND自排資訊館
No in-app purchases
VVS EXHAUST
No in-app purchases
