PV Master vs PV Calculator.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PV Master
This app helps you harness solar energy by providing accurate solar data, weather integration, and tools to optimize your solar panel setup. It offers comprehensive calculators for energy needs, panel requirements, and battery storage, along with guides and a glossary for informed decisions.
- Accurate solar data based on location
- Weather data integration
- Solar potential insights
- Panel positioning tool
- Comprehensive energy calculators
- Guides, FAQs, and glossary
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Thinking about going solar, or trying to get more out of the panels you already have? PV Master turns confusing solar numbers into clear decisions, so you spend less on power and waste less of the sun. Using just your location, PV Master shows you what your roof can really do, when to rely on your own panels, and when to lean on the grid. Whether you are planning your first system or fine tuning an existing one, you get answers you can act on. What PV Master helps you do: Plan with real numbers, not guesses. Get accurate, location based solar data plus a live grid forecast, so you know the best times to use your own power and when cheaper grid power makes sense. Position your panels for maximum output. The built in compass and tilt tool helps you find the angle that captures the most sun all year long. Size your system with confidence. Simple calculators work out how much energy you need, how many panels and batteries it takes, and what it will cost, so you can weigh the ROI before you spend a cent. Get more from every sunny day. Local weather is built in, so you can see how conditions affect production and plan around them. Learn as you go. Clear guides, FAQs, and a plain language glossary explain every solar and photovoltaic term, so nothing holds you back. It all lives in one friendly app, from first idea to finished install, with information that is genuinely easy to read. Download PV Master today and start making smarter, greener energy decisions. Privacy Policy: https://BigBalli.com/privacy Terms of Use: http://www.apple.com/legal/itunes/appstore/dev/stdeula Payment will be charged to your Apple ID at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions in your Account Settings on the App Store after purchase. Any unused portion of a free trial is forfeited when purchasing a subscription. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://BigBalli.com/privacy
PV Calculator.
This tool simplifies solar photovoltaic system design and analysis for professionals and students. It offers a comprehensive Energy Hub with multiple calculators, providing instant results, visual charts, and clear insights for efficient PV system planning and optimization.
- Energy Hub with multiple solar calculators
- Calculate solar panel power output
- Analyze energy generation (daily, monthly, yearly)
- Design solar array size
- Calculate system voltage and configuration
- Instant calculation results
- Visual charts and performance summaries
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PV Calculator is a smart and easy-to-use solar photovoltaic calculation tool designed for solar professionals, engineers, students, and renewable energy planners. The app provides a complete Energy Hub with multiple solar calculators that help you design, analyze, and optimize PV systems efficiently. With clear inputs, visual charts, and instant results, PV Calculator simplifies complex solar calculations into an intuitive experience. Key Modules & Features: Access all essential PV calculators from a single dashboard for quick system planning. Calculate solar panel power output and view performance distribution with clear visual insights. Analyze daily, monthly, and yearly energy generation with easy-to-read charts. Design solar array size based on system parameters, efficiency, and environmental factors. Calculate required system voltage and electrical configuration for PV installations. Highlights: - Instant calculation results - Visual charts and performance summaries - Clean, modern, and easy UI - Accurate solar PV system planning - Ideal for rooftop and small-scale solar projects - Useful for education, planning, and field reference PV Calculator helps you make informed decisions when designing and evaluating solar photovoltaic systems—quickly, accurately, and confidently. in-app purchase included Lifetime to Remove Ads Privacy Policy : https://docs.google.com/document/d/1Dn1gNdDP2AHL7sg-px4rxdLAcoGHlNB8/edit#heading=h.1ionsc3v3xmq Terms and Condition : https://docs.google.com/document/d/1t-LREPKByKaM0UkbIo4o0E1gdAYs21Oe30EfGxenEss/edit?usp=sharing
Screenshots
Verdict
The clearest difference is rating: PV Calculator. at 5.0 against PV Master's 4.3. PV Calculator. also leads on iOS requirement (13.0 vs 17.0). PV Master's advantage is update cadence (every 8 days vs every 7 months) and ratings volume (23 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. PV Master sells 4 in-app purchases, starting at $4.99 per month and PV Calculator. sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
PV Calculator. holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: PV Master has 23 ratings behind it against 2, so its average is the more settled of the two.
PV Master ships an update every 8 days, PV Calculator. every 7 months. The most recent releases landed on September 16, 2026 and August 20, 2026 respectively.
| Parameter | PV Master | PV Calculator. |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (23 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 17.1% of reviews | — |
| Number of ratings | 23 — better | 2 |
| Update frequency | Every 8 days — better | Every 7 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 25 MB | 52 MB |
| Age rating | 4+ | 4+ |
| Developer | BigBalli Consulting llc | Nanjibhai Gorasiya |
Customer experience
PV Master
PV Calculator.
In-app purchases
PV Master
- Full Unlock$4.991 Month
- Yearly$49.991 Year
- Location Solar Panel Data$0.99
- Lifetime$59.99
PV Calculator.
- Lifetime premium$9.99





