Find your fit

Volcast and Volter are independent products — use one or both, depending on what you need.

Free
Premium
Volter
Coming soon
Volter + Box
Coming soon
2-day forecast ✓ ✓ ✓ ✓
7-day forecast — ✓ ✓ ✓
Auto-calibration — ✓ ✓ ✓
HA sensor (HACS) — ✓ ✓ ✓
REST API — ✓ ✓ ✓
Production history — ✓ ✓ ✓
Inverter monitoring — — ✓ ✓
Energy prices — — ✓ ✓
Local control — — — ✓
EV / heat pump — — — ✓
Price Free One-time Coming soon Coming soon