Call2U vs CarHA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Call2U
Forward calls from an Ipervoice system to your mobile device. Answer calls, control door or car entrance access, and temporarily mute your microphone.
- Call forwarding
- Answer calls remotely
- Door/entrance access control
- Temporary microphone mute
- Ipervoice system integration
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App to forward the call from Ipervoice system to a mobile device. It gets possible to answer, to open the door or the car entrance and to close the mobile microphone for a while.
CarHA
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CarHA lets you control your Home Assistant smart home directly from your car's touch screen while driving. Configure buttons for lights, switches, covers, and any Home Assistant entity. Monitor sensors, battery levels, water tanks, and power consumption — all from your car dashboard with large, color-coded buttons designed for driving. FEATURES - Control any Home Assistant switch, light, or automation - Monitor sensors in real time with WebSocket updates - Fully customizable tabs and buttons with colored icons - Supports multiple Home Assistant instances - Geofence zones — get notified or trigger automations automatically when you arrive near home, work, or any location - iOS Widget — check battery and sensor status from your home screen - Backup & Restore — export and import your configuration - Works over local network or remote connection (Tailscale, Nabu Casa) - No cloud, no subscriptions — connects directly to your server MQTT support — connect any MQTT broker directly (ESPHome, Zigbee2MQTT, Mosquitto) eWeLink support — control Sonoff devices directly without Home Assistant Tuya support — control Tuya and Smart Life devices directly REQUIREMENTS - A running Home Assistant instance - Home Assistant URL and Long-Lived Access Token - iPhone with iOS 16+ - A car with a compatible car dashboard system CarHA is not affiliated with Nabu Casa, Inc. or the Home Assistant project.
Screenshots
Verdict
The clearest difference is price: Call2U at Free against CarHA's $9.99. Call2U also leads on iOS requirement (9.0 vs 17.0). CarHA's advantage is update cadence (weekly vs every 6 months). On 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
Call2U is free to download; CarHA costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Call2U ships an update every 6 months, CarHA weekly. Both last shipped on October 21, 2026.
| Parameter | Call2U | CarHA |
|---|---|---|
| Price | Free — better | $9.99 |
| Positive reviews | 0.0% of reviews | — |
| Update frequency | Every 6 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 9.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 18 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | URMET SpA | Veghes Lucian |
In-app purchases
Call2U
No in-app purchases
CarHA
No in-app purchases
