Engine Performance Booster vs QB Code
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Engine Performance Booster
Read full descriptionHide full description
本設備是一款能控制燃油優化控制盒設定的調適工具軟件, 能方便的設定各種參數達到較佳的運行效果 This equipment is an adaptive tool software that can control the setting of fuel optimization control box, and can easily set various parameters to achieve the running effect
QB Code
Read full descriptionHide full description
一下子刷會員 一下子刷載具 透過 Widget 把條碼放一排，卻總是刷到另一排 你還有好多 QR Code 要掃，是時候管理一下了
Screenshots
Verdict
The clearest difference is device support: Engine Performance Booster at 2 against QB Code's —. Engine Performance Booster also leads on iOS requirement (10.0 vs 15.0). On price, update cadence and in-app purchases 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.
Engine Performance Booster ships an update every 10 months, QB Code every 9 months. The most recent releases landed on September 20, 2026 and May 17, 2026 respectively.
| Parameter | Engine Performance Booster | QB Code |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 months | Every 9 months — better |
| Ads | No | — |
| In-app purchases | No | No |
| Devices | iPhone, iPod — better | — |
| Requires iOS | 10.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 21 MB | 36 MB |
| Age rating | 4+ | 17+ |
| Developer | STAR RIVER DIGITAL DESIGN COMPANY LIMITED | zhihao zheng |
In-app purchases
Engine Performance Booster
No in-app purchases
QB Code
No in-app purchases
Questions
Is Engine Performance Booster free?
Is QB Code free?
Which is updated more often, Engine Performance Booster or QB Code?
Other comparisons
