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  4. vs 凌度钥匙Plus
Comparison

LNDU+ vs 凌度钥匙Plus

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
LNDU+
LNDU+
Free
🔧 Utilities
★ 1.67 ratingsView app →
凌度钥匙Plus
凌度钥匙Plus
Free
🔧 Utilities
No ratingsView app →
About

LNDU+

Control your smart home devices like doorbells, locks, and cameras from anywhere. This app offers a simple interface for enhanced home security and convenience with robust privacy protection.

Highlights
  • Remote doorbell management
  • Smart lock control
  • Camera monitoring
  • One-click operation
  • Simple interface
  • Privacy protection
Features
Read full description

LNDU+：Full control of your smart home. Manage the smart doorbell, door lock, and cameras remotely with one click, ensuring both home security and convenience. Features a simple interface and robust privacy protection.

About

凌度钥匙Plus

Features
Read full description

Super key 1. Mobile phone control unlocking 2. Mobile phone control car locking 3. Close to automatic unlocking 4. Remote automatic locking 5. Remote sharing key 6. Smart car washing mode 7. Intelligent auxiliary window lifting

Screenshots

LNDU+4 screens
凌度钥匙Plus4 screens

Verdict

The call

The clearest difference is update cadence: 凌度钥匙Plus at every 3 weeks against LNDU+'s every 6 months. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

LNDU+ ships an update every 6 months, 凌度钥匙Plus every 3 weeks. The most recent releases landed on September 9, 2026 and September 17, 2026 respectively.

Scorecard1 real difference · 9 level
LNDU+ versus 凌度钥匙Plus: the parameters behind the verdict, then further details
ParameterLNDU+凌度钥匙Plus
PriceFreeFree
Rating1.6 (7 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings7 — better—
Update frequencyEvery 6 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPod
Requires iOS14.013.0 — better
Further details — not scored
Size64 MB38 MB
Age rating17+4+
Developer东莞卡卡电子科技有限公司Shenzhen Lingdu Auto Electronics Co., Ltd.

In-app purchases

None

LNDU+

No in-app purchases

None

凌度钥匙Plus

No in-app purchases

Questions

Is LNDU+ free?
LNDU+ is free to download, with no in-app purchases.
Is 凌度钥匙Plus free?
凌度钥匙Plus is free to download, with no in-app purchases.
Do LNDU+ or 凌度钥匙Plus have ads?
Neither LNDU+ nor 凌度钥匙Plus shows ads.
Which is updated more often, LNDU+ or 凌度钥匙Plus?
LNDU+ ships an update every 6 months, and 凌度钥匙Plus every 3 weeks. Most recently, LNDU+ was updated on September 9, 2026 and 凌度钥匙Plus on September 17, 2026.

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