CompareOpen in Google PlayApp info
- Installs
- 500+
- Category
- Business
- Content rating
- Everyone
- Version
- 1.0.40
- Released
- Apr 4, 2026
- Last updated
- 17 Oct 2026
- In-app purchases
- No
- Contains ads
- No
- Promo video
- Yes
- Requires Android
- 7.0
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What's newin version 1.0.40
• Easier appliance selection with a floating Add button. • Separate summary and editing screens. • Newly added appliances appear at the bottom. • Improved keyboard visibility when entering appliance details.
About this app
Design accurate solar systems
Read full description
Sizer is a professional solar system sizing tool designed to simplify the process of designing efficient and safe solar installations. Whether you are a solar installer, engineer, or enthusiast, Sizer provides powerful tools to calculate, design, and optimize complete solar systems in minutes. 🔋 LOAD & ENERGY CALCULATOR • Add appliances with quantity, wattage, and usage hours • Automatically calculate total daily energy consumption (Wh) • Includes 20% system loss for realistic estimates ☀️ COMPLETE SYSTEM SIZING • Solar panel capacity based on sunlight hours • Battery bank sizing (Ah & kWh) • Inverter sizing for peak load • Charge controller calculations ⚡ PROTECTION & SAFETY • DC & AC breaker recommendations (125% safety rule) • Surge protection (SPD) • Professional cable sizing (mm²) 📂 PROJECT MANAGEMENT • Save and manage multiple solar system designs • Resume your work anytime 🔐 PREMIUM FEATURES • Free: up to 3 calculations • Premium: unlimited access for professionals ⚠️ DISCLAIMER This app provides estimates only. Final installations should always be verified by a qualified professional. Sizer helps you design solar systems faster, safer, and smarter.