Solar PV Calc - Solar Designer is a tools app developed by DarskeeWorks.
How many times has Solar PV Calc - Solar Designer been downloaded?
Solar PV Calc - Solar Designer has been downloaded 2.1 thousand times. In the last 30 days, the app was downloaded 830 times.
What is the rating of Solar PV Calc - Solar Designer?
Solar PV Calc - Solar Designer has no ratings yet.
Is Solar PV Calc - Solar Designer free?
Solar PV Calc - Solar Designer is free to download. The APK download size is 10.60 MB. The latest version available is 5.0. The last update was on May 2, 2026.
What are the requirements for Solar PV Calc - Solar Designer?
The app has a content rating of Everyone. The app has been available on Google Play May 2026.
Description
Solar PV Calc is a FREE professional solar power system designer and calculator. Used by homeowners, solar installers, and engineers to size complete off-grid and backup solar systems using real engineering formulas.
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ⚡ WHAT YOU CAN CALCULATE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ✓ Solar panel array size (Wp) from daily energy needs ✓ MPPT charge controller amperage (sized by array, not load) ✓ Pure sine wave inverter sizing with 25% safety margin ✓ Battery bank capacity (Ah) at 50% depth of discharge ✓ DC & AC circuit breaker ratings ✓ PV string fuses and surge protection devices (SPD) ✓ Complete safety equipment list
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🔧 KEY FEATURES ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ✓ Add household appliances with wattage, voltage & daily hours ✓ 12V / 24V / 48V DC system support ✓ Automatic current calculation (I = W/V) ✓ Professional wiring diagrams ✓ Complete materials shopping list with quantities ✓ Step-by-step installation guide ✓ Financial ROI calculator — payback period & 25-year savings ✓ Cable sizing & panel angle calculator (Advanced Tools) ✓ Calculation history — save and compare multiple system designs ✓ Environmental impact — CO₂ saved and trees equivalent ✓ 100% offline — works without internet connection ✓ All data saved locally — no account required
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 📐 REAL ENGINEERING FORMULAS ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ • Daily Energy (kWh) = Σ(Watts × Hours) / 1000 • Solar Array (Wp) = Daily kWh / (Peak Sun Hours × 0.75) • Inverter (W) = Total Load × 1.25 • MPPT Controller (A) = Array Wp / Battery V × 1.25 • Battery Bank (Ah) = Daily Wh / (System V × 0.50)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🌏 DESIGNED FOR THE PHILIPPINES ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ • 5 peak sun hours (Philippine average) • 230V AC, 50Hz standard output • 550Wp monocrystalline panel sizing • MPPT models available in the Philippine market
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ⭐ PRO VERSION (OPTIONAL) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Go PRO with a single one-time purchase to enjoy a completely ad-free experience. All features remain free — PRO only removes ads.
Built by DarskeeWorks — solar engineering meets mobile technology.
Note: This app provides educational estimates for planning purposes. Always consult a certified solar installer before any actual installation.
Recent changes: • NEW: Android-native bottom navigation bar — switch tabs instantly • NEW: 12 quick-add preset appliances (fan, fridge, AC, TV and more) • NEW: Solar PV Calc Pro — optional one-time upgrade to remove all ads • IMPROVED: Faster app startup and smoother animations • IMPROVED: Better touch targets and tap feedback for Android • IMPROVED: Preset appliances fill in automatically — no manual entry • UPDATED: App renamed "Solar PV Calc" for easier search & discovery
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Comments on Solar PV Calc - Solar Designer for Android
★★★★☆OKE Cheyi Moise· Jun 2, 2026
Love this app. I think you need to add hour option less than 1 hour (Something like 10 minutes, 15 minutes, 20 minutes.... 45... Also let editing the latitude and longitude according to each country. You can also add different currencies like USD, XOF, Etc.
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Technologies used by Solar PV Calc - Solar Designer
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