Comparison

Calculator vs Solartelligent

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

Head to head
About

Calculator

This app offers a comprehensive scientific calculator with multiple modes, including algebraic, scientific, conversions, and logic calculations. It features a user-friendly design with large buttons and remembers your progress if interrupted.

Highlights
  • Algebraic entry
  • Scientific calculations
  • Unit conversions (length, area, volume, etc.)
  • Logic calculator (binary, octal, decimal, hex)
  • 10 memory registers
  • Wide number range support
Features
Read full description

Here's a full-featured scientific calculator for your iPhone or iPod touch. It's really six calculators in one, with new button sets exposed by a tap on the tab bar. Features are important, but it's the little things that count, right? Little things like a design that looks like it belongs on your iPhone; big, easy to press buttons; a delete key in case you hit the wrong one; and picking up right where you left off if you are interrupted by a phone call--even in the middle of entering a number. Features: 1. Algebraic entry 2. Scientific calculations 3. Conversions for - Length - Area - Volume - Temperature - Mass - Speed 4. Logic calculator supporting base 2, 8, 10 and 16 5. 10 memory registers 6. Numbers range from about 1e-313 to 1e308 7. Displays 14 significant digits

About

Solartelligent

Plan and simulate solar energy systems with advanced tools for homeowners and professionals. Analyze solar potential, predict output and savings, and visualize installations using augmented reality. Generate detailed project reports for confident decision-making.

Highlights
  • Global location solar potential analysis
  • Augmented Reality (AR) sun path and shade simulation
  • PV energy output and savings prediction
  • Automatic optimal PV module placement
  • Detailed project report generation
  • Inclinometer tool for module alignment
  • iCloud project synchronization
Features
Read full description

Discover Solartelligent: The Ultimate Solar Planning Tool. Whether you’re a curious homeowner or a solar expert, Solartelligent makes solar energy planning, simulation, and installation simple, precise, and effective. Easy for beginners with integrated step-by-step guidance, and indispensable for professionals with advanced calculations, sun and shadow simulations, output predictions, and powerful utilities. For rooftop systems, ground-mounted panels, balconies, or walls. For Homeowners: • Determine if solar energy is right for your location. • Predict PV energy output and savings. • Save money and evaluate installation offers with confidence. For Professionals: • Plan and manage detailed projects with ease. • Use (AR) tools for real-time shading and sun path analysis. • Amaze clients with professional and innovative insights on-site. Key Features: • Select any location worldwide and analyze its solar potential. • Plan PV projects with integrated utilities for design, shading, and energy optimization. • Use Augmented Reality (AR) to visualize sun paths and mark precise horizon lines on-site. • Simulate energy outputs, shading, and system efficiency for any month or time of day. • Add solar areas for rooftops, ground-mounted panels, balconies, or walls to your projects. • Use automatic, optimal PV module placement on a solar area based on best sunlight conditions. • On flat surfaces, PV Modules can also be tilted or dual-tilted (e.g., east-west) for maximum efficiency. • Adjust row spacing or add additional walkways between module rows or modules. • Manually mark custom shadow objects like nearby houses or trees on the map for precise shadow analysis. • Calculate optimal angles for PV modules based on sunlight and shadows. • Incorporate energy consumption, storage (batteries), and grid data to predict self-consumption and savings. • Generate detailed project reports, including yield, break-even time and lifetime revenue predictions. • Generate accurate sun path and horizon diagrams for any location. • Export results as PDF for easy sharing. • Export horizon data for mountains and shadow objects in projects as a CSV or horizon file. • Measure tilt or align modules to optimal orientation and tilt with the Inclinometer tool. • Sync projects via iCloud to seamlessly share them between iPhone and iPad. • Works anywhere in the world. Solartelligent Business Features: Unlock advanced functionality with a subscription: • Manage multiple projects seamlessly. • Use AR shading horizons to mark exact site conditions quickly and for maximum precision. No need to add shadow objects manually. • Calculate outputs and revenues based on AR inputs. • Add your logo on all reports and exported PDFs. With Solartelligent, you can plan, optimize, and install solar energy systems confidently and efficiently. Solar energy for everyone. For our future. Let’s start! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Calculator4 screens
Solartelligent4 screens

Verdict

The call

The clearest difference is price: Calculator at $1.99 against Solartelligent's $12.99. Calculator also leads on in-app purchases (none vs 2) and iOS requirement (15.6 vs 17.6). Solartelligent's advantage is rating (4.5 vs 4.0) and update cadence (every 4 weeks vs every 11 months). On ratings volume, ads and device support 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

Calculator costs $1.99 and Solartelligent $12.99 up front. Solartelligent sells 2 in-app purchases, starting at $8.99 per month. Calculator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Solartelligent holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 60% of Calculator's written reviews are positive against 80% of Solartelligent's.

UpkeepUpdate frequency

Calculator ships an update every 11 months, Solartelligent every 4 weeks. The most recent releases landed on October 23, 2026 and October 30, 2026 respectively.

Scorecard7 real differences · 3 level
Calculator versus Solartelligent: the parameters behind the verdict, then further details
ParameterCalculatorSolartelligent
Price$1.99 — better$12.99
Rating4.0 (1 ratings)4.5 (2 ratings) — better
Positive reviews60.0% of reviews80.0% of reviews — better
Number of ratings12 — better
Update frequencyEvery 11 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.6 — better17.6
Further details — not scored
Size5 MB15 MB
Age rating4+4+
DeveloperByte Works, Inc.Thomas Moder

Customer experience

Calculator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews10 reviews
Positive60.0%
Neutral0.0%
Negative40.0%

Solartelligent

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews20 reviews
Positive80.0%
Neutral5.0%
Negative15.0%

In-app purchases

None

Calculator

No in-app purchases

2 purchases

Solartelligent

Subscriptions2
  • Business Subscription, Monthly$8.991 Month
  • Business Subscription, Yearly$89.991 Year

Questions

Is Calculator free?
Calculator costs $1.99, with no in-app purchases.
Is Solartelligent free?
Solartelligent costs $12.99, and also offers in-app purchases.
Which has better reviews, Calculator or Solartelligent?
Solartelligent is rated higher. Calculator averages 4.0 out of 5 from 1 ratings, while Solartelligent averages 4.5 from 2 ratings.
Do Calculator or Solartelligent have ads?
Neither Calculator nor Solartelligent shows ads.
Which is updated more often, Calculator or Solartelligent?
Calculator ships an update every 11 months, and Solartelligent every 4 weeks. Most recently, Calculator was updated on October 23, 2026 and Solartelligent on October 30, 2026.

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