Comparison

8051 Tutorial vs SolarCalc PV Pro+

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

Head to head
About

8051 Tutorial

Learn 8051 microcontroller programming in C with this comprehensive tutorial. It covers architecture, assembly, and C language, featuring 11 practical projects. An optional Pro version offers additional projects with source code and advanced features.

Highlights
  • 8051 architecture review
  • 8051 assembly mnemonics
  • 8051 C language programming
  • 11 practical projects
  • Baud calculator
  • Pro version with extra projects and source code
Features
Read full description

This app is a 8051 tutorial based on C language. It is suitable for hobbyist or engineering students. Features • 8051 architecture review • 8051 asm mnemonics • 8051 C language • 11 projects including LED, buzzer, key switch, external interrupt, 7-segment display, 8x8 led matrix, timer (mode 0,1 ) • Baud calculator Features in Pro • Extra 11 projects with source code • Projects with complete uVision project and document • Create C source code of timer mode 0,1,2 • Data pattern code generator of 8x8 LED matrix All product names, trademarks and registered trademarks are property of their respective owners. All company, product and service names used in this app are for identification purposes only. Use of these names, trademarks and brands does not imply endorsement.

About

SolarCalc PV Pro+

Features
Read full description

SolarCalc PV Pro+ is the ultimate professional toolkit for solar PV system designers, electrical engineers, and solar installation professionals. Packed with 39+ powerful tools, interactive visualizations, and comprehensive reference data — everything you need in one app. ▸ SOLAR PV TOOLS • PV System Sizing — Calculate panel count, inverter size, and battery capacity • Shadow Analysis — Determine shadow length and impact on panel placement • Solar Rooftop — Estimate roof area and panel fitting capacity • Solar Water Pumping — Size PV-powered water pump systems • Off-Grid Load & Sizing — Full off-grid system design with battery backup • Monthly Radiation & Tilt — Optimal tilt angles by month and location • Solar Map — Interactive irradiance map with real-time location data • Sun Path Diagram — Polar sun path visualization with current position • Energy Yield Simulation — Annual energy production with CO₂ savings • Panel Layout Optimizer — Visual roof layout planner with panel grid • Camera Sun Finder — AR overlay showing real-time sun position ▸ ELECTRICAL CALCULATORS • Ohm's Law — V, I, R, P calculations • Voltage Drop — Cable voltage loss analysis • Cable Sizing — Minimum cross-section calculator • DC/AC Power Conversion — Inverter power calculations • Power Factor — cos φ correction analysis • Motor HP — Watt ↔ Horsepower conversion • Inverter Calculator — DC/AC inverter sizing • Conductor Resistance — R = ρL/A calculations • Busbar Current — Current carrying capacity • Transformer Calculator — Ratio and current analysis • Fault Level — Transformer fault MVA • Earthing Conductor — Grounding conductor sizing ▸ REFERENCE TABLES (12) • AWG & SWG Wire Gauge Tables • IP Rating Protection Guide • Material Resistivity Data • PV Cell & Module Specifications • World Electrical Standards • Voltage Classification • AC Breaker Types • Cable Short Circuit Ratings • ANSI Device Numbers • Power Cable Coding • Transmission Conductor Data ▸ PRO FEATURES • Save & Export Projects as PDF • Interactive Solar Map with live irradiance data • AR Camera Sun Finder • Panel Layout Optimizer • Complete reference library ▸ WHY SOLARCALC PV PRO+? • Works offline — no internet required for calculations • Professional-grade accuracy • Beautiful dark/light theme with auto-sunset mode • Location-based solar data • Regular updates with new tools Designed by solar professionals, for solar professionals. Developed by CLK Company https://clk.company Terms of Use: https://solarcalc.net/app/terms Privacy Policy: https://solarcalc.net/app/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

8051 Tutorial4 screens
SolarCalc PV Pro+4 screens

Verdict

The call

8051 Tutorial and SolarCalc PV Pro+ are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. 8051 Tutorial sells 10 one-off in-app purchases and SolarCalc PV Pro+ sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
8051 Tutorial versus SolarCalc PV Pro+: the parameters behind the verdict, then further details
Parameter8051 TutorialSolarCalc PV Pro+
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 months—
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.0 — better13.0
Further details — not scored
Size17 MB22 MB
Age rating4+4+
DeveloperSiu Yuen HoMuhammed Celik

In-app purchases

10 purchases

8051 Tutorial

One-time10
  • 24L01$0.99
  • 18B20$0.99
  • OLED$0.99
Show 7 more
  • Unlock Pro features$1.99
  • ESP8266$1.99
  • BMP180 project$1.99
  • DHT11 project$1.99
  • DHT22 project$1.99
  • BMP280 project$1.99
  • Wireless automation (BT)$1.99
3 purchases

SolarCalc PV Pro+

Subscriptions2
  • Pro Monthly$1.991 Month
  • Pro Yearly$9.991 Year
One-time1
  • Pro Lifetime$9.99

Questions

Is 8051 Tutorial free?
8051 Tutorial is free to download, with in-app purchases available.
Is SolarCalc PV Pro+ free?
SolarCalc PV Pro+ is free to download, with in-app purchases available.
Do 8051 Tutorial or SolarCalc PV Pro+ have ads?
Neither 8051 Tutorial nor SolarCalc PV Pro+ shows ads.

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