LARKKEY vs KMC Smart
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LARKKEY
Control your smart home devices remotely, manage power consumption, and set custom schedules for appliances. Share device access with family and friends to easily enjoy a connected lifestyle from anywhere.
- Remote appliance control
- Power saving management
- Add multiple home appliances
- Flexible timing tasks
- Device sharing with family
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larkkey, easy to build cloud intelligent life 1 remote control of household appliances, power saving, worry, want to leave whenever and wherever possible. 2 can be added at the same time a variety of home appliances, a APP control of all intelligent equipment 3 flexible setting timing tasks, suggesting accurate execution 4 a key sharing device for family and friends, the whole family to easily enjoy intelligent life
KMC Smart
Control your smart home devices remotely from anywhere. Automate tasks, set schedules, and create custom scenes for convenience. Integrate with voice assistants and securely share access with family and friends.
- Remote device control
- Create schedules
- Set automations
- Voice assistant integration
- Secure family sharing
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Use the KMC Smart app to control your KMC smart devices from anywhere in the world. Create schedules, automations, and scenes to simplify your life. Easily link with Amazon Alexa and Google Assistant to control your smart devices with your voice. Simply and securely invite family or friends to help manage your smart home.
Screenshots
Verdict
The clearest difference is update cadence: LARKKEY at every 3 months against KMC Smart's every 11 months. LARKKEY also leads on iOS requirement (10.0 vs 12.0). KMC Smart's advantage is review sentiment (64% vs 50%). On price, rating, ratings volume and ads 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.
On the App Store both sit at effectively the same score — 4.7 for LARKKEY against 4.7 for KMC Smart. Both are backed by a comparable volume of ratings — 4.3K and 6.8K respectively. Written reviews are what separate them: 50% of LARKKEY's written reviews are positive against 64% of KMC Smart's.
LARKKEY ships an update every 3 months, KMC Smart every 11 months. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.
| Parameter | LARKKEY | KMC Smart |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (4.3K ratings) — better | 4.7 (6.8K ratings) |
| Positive reviews | 50.0% of reviews | 64.2% of reviews — better |
| Number of ratings | 4.3K | 6.8K — better |
| Update frequency | Every 3 months — better | Every 11 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod, Apple Watch — better | iPhone, iPod |
| Requires iOS | 10.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 190 MB | 167 MB |
| Age rating | 4+ | 4+ |
| Developer | 建敏 陈 | 保凤 房 |
Customer experience
LARKKEY
KMC Smart
User reviews
LARKKEY
From 4.3K App Store ratingsWhat we love
- 🚀 Good video quality
- 🔒 Reliable security camera
- 👍 Easy setup
- 👍 Affordable price
Room to improve
- 🐛 Frequent disconnections and offline issues
- 🐛 Buggy app with crashes and freezes
- 🔇 Poor audio quality
- 🔍 Limited camera control and viewing options
KMC Smart
From 6.8K App Store ratingsWhat we love
- 👍 Easy to use
- 🚀 Excellent performance
- 💡 Customizable features
- 🔌 Works well with smart home devices
- 📊 Useful electricity usage tracking
Room to improve
- 🐛 Occasional connectivity issues
- 🕰️ Inconsistent timer functionality
- 🔄 Frustrating app updates that reset devices
- 🤖 Unreliable Alexa integration
- 🕰️ Lack of automatic daylight saving time adjustments
Bugs and requests
LARKKEY
Reported bugs
4 issues- Camera goes offline frequently
- App fails to connect to cameras
- Motion detection triggers false alarms
- Cloud storage subscription issues
Requested features
4 requests- Add multi-camera view
- Improve motion detection accuracy
- Allow video downloads
- Provide better customer support
KMC Smart
Reported bugs
4 issues- App freezing and becoming unresponsive
- Devices disappearing from the app after updates
- Inability to modify account information and settings
- Sync issues with schedules and timers
Requested features
5 requests- Automatic shut-off option based on power draw
- Dark mode for night-time use
- Ability to set schedules with more granular control (e.g. on at sunset, off at 10 PM)
- Easier way to manage and share access with family members
- Export energy usage data
In-app purchases
LARKKEY
No in-app purchases
KMC Smart
No in-app purchases
