| What it does | Independent calculator to check if a home battery pays for itself in your situation
| Free calculators and printable tools for home, garden and everyday money questions
|
|---|
| Stage | Not given
| Not given
|
|---|
| Founded | Not given
| Not given
|
|---|
| Based in | NL
| Not given
|
|---|
| Pricing model | Free
| Free
|
|---|
| Pricing | Not given
| Not given
|
|---|
| Key features | - Compares battery models from 23 brands on payback time and net result after 15 years
- Calculates with real hourly EPEX prices for dynamic energy contracts
- Processes the end of net metering from 1 January 2027
- Provides negative buying advice if purchase is not worthwhile
- No account or email required
- Generates 10-page PDF advice report with lowest prices from 11 shops
- Free 22-page PDF handbook about home batteries
- Analyzes consumption and solar generation hour by hour for full year
- Three scenarios: pessimistic, most likely and optimistic outcomes
- Updates prices from 11 online shops every morning automatically
| - Roof pitch calculator with diagram
- Roofing calculator with eaves and waste estimation
- Paint calculator for walls and cans
- Paver calculator for patios and paths
- Compound interest calculator
- Raised bed soil calculator
- Mulch calculator for multiple areas
- Gravel calculator for paths and patios
- Printable Wi-Fi QR sign generator
|
|---|
| What makes it different | - Truly independent: sells no batteries, has no arrangements with installers, publishes negative buying advice
- No personal data collection: zero signup required, immediate results without email
- Built from personal need: creator did his own calculations after a misleading sales pitch
- Comprehensive research: 384 example households analyzed in 26,112 calculations
- Shows all calculation assumptions: transparent methodology with public data sources
| - No account or sign-up required
- Visible formulas and worked examples
- Browser-based calculations with no data sent to servers
- Tested formulas and edge cases before publishing
- Clear explanations of estimate limits and assumptions
|
| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 16 ● no change since last check | Not checked yet ● no change since last check |
| Trust Flow (Majestic) | 18 | 0 |
| Citation Flow (Majestic) | 24 | 0 |
| Referring domains (Majestic) | 18 | 0 |