Comparison

PV Master vs PV Calculator.

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Accurate solar data based on location
  • Weather data integration
  • Solar potential insights
  • Panel positioning tool
  • Comprehensive energy calculators
  • Guides, FAQs, and glossary
Features
Read full description

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

About

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.

Highlights
  • 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
Features
Read full description

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

PV Master4 screens
PV Calculator.4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
PV Master versus PV Calculator.: the parameters behind the verdict, then further details
ParameterPV MasterPV Calculator.
PriceFreeFree
Rating4.3 (23 ratings)5.0 (2 ratings) — better
Positive reviews17.1% of reviews—
Number of ratings23 — better2
Update frequencyEvery 8 days — betterEvery 7 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.013.0 — better
Further details — not scored
Size25 MB52 MB
Age rating4+4+
DeveloperBigBalli Consulting llcNanjibhai Gorasiya

Customer experience

PV Master

All ratings23 ratings
Positive87.0%
Neutral0.0%
Negative13.0%
Written reviews35 reviews
Positive17.1%
Neutral11.4%
Negative71.4%

PV Calculator.

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

4 purchases

PV Master

Subscriptions2
  • Full Unlock$4.991 Month
  • Yearly$49.991 Year
One-time2
  • Location Solar Panel Data$0.99
  • Lifetime$59.99
1 purchases

PV Calculator.

One-time1
  • Lifetime premium$9.99

Questions

Is PV Master free?
PV Master is free to download, with in-app purchases available.
Is PV Calculator. free?
PV Calculator. is free to download, with in-app purchases available.
Which has better reviews, PV Master or PV Calculator.?
PV Calculator. is rated higher. PV Master averages 4.3 out of 5 from 23 ratings, while PV Calculator. averages 5.0 from 2 ratings.
Do PV Master or PV Calculator. have ads?
Neither PV Master nor PV Calculator. shows ads.
Which is updated more often, PV Master or PV Calculator.?
PV Master ships an update every 8 days, and PV Calculator. every 7 months. Most recently, PV Master was updated on September 16, 2026 and PV Calculator. on August 20, 2026.

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