WARP by Tinkerforge vs CarHA
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
WARP by Tinkerforge
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This app allows remote access via my.warp-charger.com to all versions of the WARP Charger and all versions of the WARP Energy Manager. Each time a connection is made via remote access, a dedicated encrypted VPN is established. This VPN has only two participants: The device through which you open the remote access and your WARP Charger or WARP Energy Manager. This ensures that only you can retrieve data from your device.
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 โ 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 โ get notified or trigger automations automatically when you arrive near home, work, or any location - iOS Widget โ check battery and sensor status from your home screen - Backup & Restore โ export and import your configuration - Works over local network or remote connection (Tailscale, Nabu Casa) - No cloud, no subscriptions โ connects directly to your server 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: WARP by Tinkerforge at Free against CarHA's $4.99. CarHA's advantage is update cadence (weekly vs every 9 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
WARP by Tinkerforge is free to download; CarHA costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
WARP by Tinkerforge ships an update every 9 months, CarHA weekly. The most recent releases landed on September 24, 2026 and September 13, 2026 respectively.
| Parameter | WARP by Tinkerforge | CarHA |
|---|---|---|
| Price | Free โ better | $4.99 |
| Update frequency | Every 9 months | Weekly โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 โ better | 16.6 |
| Further details โ not scored | ||
| Size | 4 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Tinkerforge | Veghes Lucian |
In-app purchases
WARP by Tinkerforge
No in-app purchases
CarHA
No in-app purchases
Questions
Is WARP by Tinkerforge free?
Is CarHA free?
Do WARP by Tinkerforge or CarHA have ads?
Which is updated more often, WARP by Tinkerforge or CarHA?
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