Engine Performance Booster vs Pocket Key
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Engine Performance Booster
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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
Pocket Key
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*註冊門禁帳號 *修改密碼及註銷帳號
Screenshots
Verdict
The clearest difference is update cadence: Pocket Key at every 6 weeks against Engine Performance Booster's every 10 months. Engine Performance Booster's advantage is iOS requirement (10.0 vs 12.0). 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.
Engine Performance Booster ships an update every 10 months, Pocket Key every 6 weeks. The most recent releases landed on September 20, 2026 and June 13, 2026 respectively.
| Parameter | Engine Performance Booster | Pocket Key |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 21 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | STAR RIVER DIGITAL DESIGN COMPANY LIMITED | yong qin lin |
In-app purchases
Engine Performance Booster
No in-app purchases
Pocket Key
No in-app purchases
Questions
Is Engine Performance Booster free?
Is Pocket Key free?
Do Engine Performance Booster or Pocket Key have ads?
Which is updated more often, Engine Performance Booster or Pocket Key?
Other comparisons
