SolarMix: Simple Solar Planner

Size solar systems in minutes

Only for iPhone

$0.99 · Designed for iPhone. Not verified for macOS.

iPhone

Just got a new client? Size their solar system from a single power bill, pick real hardware, and send a branded PDF proposal — all in under 3 minutes. Offline. SolarMix is the fastest way to size, price, and propose a solar system — built for installers, electricians, and serious DIYers. Enter a monthly electric bill or list of appliances, and SolarMix instantly recommends the right solar array, inverter, and battery — with conservative, typical, and optimistic savings projections so you never over- or under-promise. WHY INSTALLERS LOVE IT • WORKS OFFLINE — Size jobs in basements, rooftops, and rural sites with zero signal. • REAL HARDWARE, REAL PRICES — Pick from a fully editable catalog of panels, inverters, and batteries. Live bill of materials updates as you adjust quantities. • BRANDED PROPOSALS — Add your company name, logo, and license number. Export a one-page PDF and share via email, WhatsApp, or print. • ORGANIZED BY PROJECT — Group every calculation, edit, and revision under a single client or site. • NO ACCOUNT REQUIRED — Everything stays on your device. No sign-up, no cloud, no subscription. THE TOOLKIT — 7 STANDALONE CALCULATORS • Battery Bank Sizer — kWh and Ah from load, DoD, and backup hours • Panel Array Sizer — panel count and total kW from daily load and sun hours • Battery Runtime — runtime from capacity and load • Breaker & Wire Sizer — breaker rating and wire gauge from amperage • Solar Recharge Time — hours to recharge from battery and array • Load Estimator — daily kWh from appliance list with 11 templates • Payback Calculator — simple and escalation-adjusted payback period SMART SIZING, FULL CONTROL • On-grid AND hybrid (battery-backed) algorithms • Confidence bands: Conservative / Typical / Optimistic • Advanced settings: performance ratio, DC/AC ratio, battery DoD, system efficiency, inverter utilization, target coverage • Battery chemistry presets: LiFePO4, Li-NMC, VRLA with sensible DoD defaults PRIVACY-FIRST • No account, no analytics tracking, no ads • All calculations and client data stored locally • Crash reports only, with no personal information attached • Export and back up your entire database to a single JSON file 23 currencies. Light and dark themes. One-time purchase. No subscription. No surprises.

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The developer, Jedidiah Ferrer, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
  • Jedidiah Ferrer
Size
  • 33.5 MB
Category
  • Utilities
Compatibility
Requires iOS 15.1 or later.
  • iPhone
    Requires iOS 15.1 or later.
  • iPod touch
    Requires iOS 15.1 or later.
  • Mac
    Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
  • English
Age Rating
4+
Copyright
  • © 2026 Jedidiah Ferrer
  • Privacy Policy

    • Supports

    • Family Sharing

      Up to six family members can use this app with Family Sharing enabled.