CoolLED1248 vs eSmartLock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CoolLED1248
Transform your device into a dynamic display for advertising and information. Easily change text, utilize rich templates, and access a library of pre-made materials for various commercial and personal uses. Supports multiple programs, regions, and real-time data like time and scoreboards.
- One-click word change
- Rich text, templates, and borders
- Built-in commercial advertisements
- Supports multiple programs and regions
- Time, date, and scoreboard functions
- Versatile scene applications
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Redefine the display screen form, subvert the traditional LED display screen, and choose from a variety of display screens. [One-click word change] Change the word on the phone, a magic tool for advertising. Rich text, templates, borders, and multi-line effects. [Various materials] Built-in commercial advertisements, demon eyes, driving, festivals and other materials are waiting for you to unlock. [Multiple functions] Not only supports multiple programs and multiple regions, but also supports time, date, scoreboard, stopwatch and other functions. [Various scenes] Various scenes such as windows, cars, mobile stalls, door heads, etc. are available to meet different needs.
eSmartLock
Control your smart locks remotely and eliminate the need for traditional keys. This app offers a convenient way to manage access and avoid the hassle of lost keys.
- Smart lock mobile client
- Keyless entry
- Remote lock control
- Eliminate traditional keys
- Avoid lost key hassle
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eSmartLock is a smart lock mobile client software, which is close to life. Get rid of the constraints of traditional keys and avoid the hassle of losing keys.
Screenshots
Verdict
The clearest difference is rating: CoolLED1248 at 3.1 against eSmartLock's 2.3. CoolLED1248 also leads on in-app purchases (none vs 3). eSmartLock's advantage is iOS requirement (13.0 vs 15.6). On price, review sentiment, ratings volume and update cadence 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. eSmartLock sells 3 one-off in-app purchases. CoolLED1248 asks for nothing beyond the download.
CoolLED1248 holds the better App Store score, 3.1 against 2.3. Both are backed by a comparable volume of ratings — 250 and 159 respectively. Written reviews point the same way: 39% of CoolLED1248's written reviews are positive against 32% of eSmartLock's.
CoolLED1248 ships an update monthly, eSmartLock every 2 months. Both last shipped on November 2, 2026.
| Parameter | CoolLED1248 | eSmartLock |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (250 ratings) — better | 2.3 (159 ratings) |
| Positive reviews | 38.7% of reviews — better | 31.8% of reviews |
| Number of ratings | 250 — better | 159 |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 370 MB | 66 MB |
| Age rating | 17+ | 4+ |
| Developer | 玲玉 代 | Shenzhen Elink Smart Co., Ltd. |
Customer experience
CoolLED1248
eSmartLock
User reviews
CoolLED1248
From 250 App Store ratingsWhat we love
- 🚀 Easy to use
- 👍 Lots of built-in pics and gifs
- 💡 Ability to upload own photos and gifs
- 👍 Stable connectivity
- 👍 Solid app functionality
Room to improve
- 🐛 Music doesn't work
- 🐛 App crashes when trying to change color or access certain features
- 🐛 Buggy after updates
- 🐛 Disconnects from Bluetooth frequently
- 🐛 Lacks basic text editing features
eSmartLock
From 159 App Store ratingsWhat we love
- 👍 Fingerprint unlock works reliably
- 🔒 Secure access control
- ⚡ Quick setup once working
- 📱 Apple Watch integration available
- 🔋 Long battery life
Room to improve
- 🐛 Registration process extremely problematic
- 🐛 Bluetooth connectivity issues and frequent disconnections
- 📵 App crashes and won't load
- 🔐 Mandatory account registration required
- ❌ Poor user experience and confusing navigation
Bugs and requests
CoolLED1248
Reported bugs
5 issues- Music playback issues due to copyright restrictions
- Text input and editing problems
- Inconsistent behavior when switching between app and other apps
- Randomly losing saved content after updates
- Compatibility issues with newer iOS versions
Requested features
11 requests- Ability to share or download user-created designs
- More color options
- Ability to combine text and graphics
- Playlist mode for cycling through saved messages
- Landscape mode support for iPad
Show 6 moreShow fewer
- Import/export functionality for animations and graphics
- Ability to schedule messages or set automatic rotations
- Live clock or timer display
- More emoji support
- Font customization options
- Undo/redo functionality
eSmartLock
Reported bugs
19 issues- Cannot complete registration - password validation fails
- App won't accept valid passwords meeting stated requirements
- Bluetooth disconnects within seconds of connection
- Lock icon displays incorrect state (always shows unlocked)
- Fingerprint reader fails to save or update fingerprints
Show 14 moreShow fewer
- App loses connection to lock randomly
- User management section disappears from app
- Cards stop working after app download
- Card reconnection function doesn't work
- Watch app stays in 'connecting' state indefinitely
- App won't load past opening screen
- Fingerprint placement sensitivity too strict
- Power-saving mode popup appears in Chinese despite English selection
- Cannot create new user accounts
- Password reset and account recovery broken
- Logout doesn't clear stored credentials
- Keyboard input issues in password/security question fields
- Bluetooth pairing fails after initial setup
- Lock won't recognize fingerprints in rain or when wet
Requested features
12 requests- Apple Watch standalone app without phone requirement
- Widget integration for quick access
- Apple Home integration
- Single-button unlock without opening app
- Account password reset functionality
Show 7 moreShow fewer
- Battery level indicator in app
- Ability to keep door unlocked without complex scheduling
- Remote access to activity logs without physical lock
- Improved Bluetooth range
- QR code sharing for easy user addition
- Account sharing between family members
- Siri control on Apple Watch
In-app purchases
CoolLED1248
No in-app purchases
eSmartLock
- Cloud Storage 30-day (7)$1.99
- Cloud Storage 180-day (7)$6.99
- Cloud Storage 360-day (7)$9.99
