eCall C vs Borlle AI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
eCall C
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OTIS eCall C can call elevator via Bluetooth. The elevator would be summoned when you trigger "up & down" button in app, and then you can register the destination floor when you get into the cabin via app. Before calling elevator, you need to add OTIS elevator in the APP in advance, and enable your mobile Bluetooth. KEY FEATURES: -Summon elevator and select destination floor -Add multiple buildings and change whenever you need.
Borlle AI
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Borlle AI is a smart home connectivity and control app that integrates major mainstream protocol systems worldwide, delivering comprehensive, one-stop intelligent home control services: 1. Fast Network Setup – Supports quick device onboarding via automatic discovery and QR code scanning. 2. Remote Control – Effortlessly manage your home anytime, anywhere. 3. Smart Automation – One-tap scene control for multiple devices, freeing your hands. 4. Flexible Login Options – Supports mobile number and email login to meet the needs of users worldwide. 5. Easy Sharing – Invite family members with one tap to enjoy a shared smart living experience.
Screenshots
Verdict
The clearest difference is update cadence: Borlle AI at every 6 weeks against eCall C's every 3 months. eCall C's advantage is iOS requirement (12.0 vs 15.6). 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.
eCall C ships an update every 3 months, Borlle AI every 6 weeks. The most recent releases landed on October 27, 2026 and October 19, 2026 respectively.
| Parameter | eCall C | Borlle AI |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 34 MB | 186 MB |
| Age rating | 17+ | 4+ |
| Developer | Otis High Rise Elevator (Shanghai) Co.,Ltd. | Moorgen Deutschland GmbH |
In-app purchases
eCall C
No in-app purchases
Borlle AI
No in-app purchases









