Zorowatt next to the tools you know.
Battery storage and energy modelling tools, compared on public facts. Every price and feature is dated and comes from the vendor's own pages.
Zorowatt vs HOMER Grid
HOMER Grid (UL Solutions) designs grid-connected systems with PV, wind, batteries and EV charging to cut bills and peak demand, with a tariff database for North America. Zorowatt is a browser tool for European business sites that rebuilds the bill under sourced Dutch, German and Romanian tariffs before it sizes the battery.
Learn more →Zorowatt vs Energy Toolbase
Energy Toolbase (ETB Developer) is modelling and proposal software for solar and storage developers and installers in the US, sold alongside its own controller and monitoring hardware. Zorowatt is a self-serve browser tool for European business sites, with its prices on the website.
Learn more →Zorowatt vs REopt
REopt is a free, open-source optimiser for sizing and dispatching PV, storage, wind, CHP and more, with a web tool and an API, aimed at federal agencies, researchers and engineers. Zorowatt is a paid browser tool for consultants who sell battery studies to European businesses.
Learn more →Zorowatt vs PV*SOL premium
PV*SOL premium (Valentin Software) is 3D PV design and simulation software with batteries, load profiles, grid and feed-in tariffs, a 20-year financial analysis and reports in 24 languages. Zorowatt starts from the business's meter data and bill, and sizes the battery against the rebuilt bill, peak charges included.
Learn more →Zorowatt vs PVsyst
PVsyst is PV yield simulation software with a profitability calculation, sold as an annual licence. Zorowatt is not a PV yield tool: it rebuilds a business's electricity bill from its meter data and sizes a battery against it.
Learn more →Zorowatt vs Furo
Furo (formerly Lumera Energy, Munich) is web software for planning commercial and industrial batteries in Germany, Austria, Switzerland and Spain: upload a load profile, get the optimal size, the use cases and customer-ready documents. Since May 2026 it also operates and trades larger systems. Zorowatt is planning only, covers the Netherlands, Germany and Romania in depth, and publishes its prices.
Learn more →Zorowatt vs Gridcog
Gridcog is web software for simulating energy projects across many sites, assets and markets, used by utility-scale developers, e-mobility businesses, consultants and energy majors, and priced by active sites and markets. Zorowatt does one behind-the-meter site at a time, for businesses in Europe, at a published monthly price.
Learn more →Zorowatt vs PeakPilot
PeakPilot is Dutch web software for energy advisers, installers and asset suppliers: it imports quarter-hour data and models the grid connection, PV, EV charging and a battery together, with NPV and payback. Zorowatt also starts from the meter data, then rebuilds the bill under sourced Dutch, German and Romanian tariffs and checks it against the invoices before it sizes the battery.
Learn more →Zorowatt vs SmartDodos
SmartDodos is a Dutch simulation service for business batteries, priced per simulation, with PDF reports in your house style and a module that fetches the client's meter data from the metering company. Zorowatt is a self-serve browser tool that checks the meter data, rebuilds the bill and sizes the battery.
Learn more →Zorowatt vs optisizer
optisizer (Switzerland) is a web tool that sizes PV and batteries from a load profile, for peak shaving and self-consumption, licensed per project or per year, with white-label and an API as paid extras. Zorowatt sizes the battery against the site's rebuilt bill under sourced Dutch, German and Romanian tariffs.
Learn more →Zorowatt vs Sungrow iSolarDesign
Sungrow iSolarDesign is the inverter maker's design tool, with a PV and storage optimiser for commercial sites that sizes Sungrow battery cabinets against time-of-use and demand charges. Zorowatt compares batteries from many makers and rebuilds the site's bill before sizing.
Learn more →Zorowatt vs SMA Sunny Design
SMA Sunny Design is the inverter maker's PV design tool: free for PV design with your own load profile, with tariffs, peak shaving and time-series exports in Sunny Design PRO. Zorowatt does the battery economics only, brand-neutral, with the bill rebuilt from sourced tariffs.
Learn more →Zorowatt vs Excel spreadsheets
Many battery studies are still done in a spreadsheet built in-house. It costs nothing extra and does exactly what you build into it. Zorowatt has the meter data import, the data checks, the tariffs, the bill rebuild, the dispatch and the report already built and tested.
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