Comparison

PCalc Lite vs RealCalculator

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

Head to head
About

PCalc Lite

This free scientific calculator offers essential features like RPN mode, unit conversions, and multiple undo/redo. It provides a taste of a more powerful version, with optional in-app purchases for expanded functionality.

Highlights
  • Optional RPN mode
  • Multiple undo and redo
  • Unit conversions and constants
  • Two stylish themes
  • Apple Watch app
Features
Read full description

PCalc is the powerful choice for scientists, engineers, students, programmers, or indeed anybody looking for a feature rich calculator. It includes an optional RPN mode and multi-line display, a choice of button layouts, an extensive set of unit conversions and constants, a paper tape, multiple undo and redo, engineering and scientific notation, as well as support for hexadecimal, octal, and binary calculations.PCalc Lite is a fully functional and free taste of our very popular scientific calculator. It includes an optional RPN mode, multiple undo and redo, unit conversions and constants, as well as two stylish themes and our highly praised design. A great choice for your new iPad! If you like what you see, the full version has many more settings and themes, a paper tape, engineering and scientific notation, and full support for hexadecimal, octal, and binary calculations. You can also now purchase extra features directly from inside PCalc Lite. Buy them individually, or buy everything. Includes an Apple Watch app, so you can calculate on your wrist!

About

RealCalculator

This AI-powered study companion offers step-by-step solutions for a wide range of subjects, including math, science, and history. It features a comprehensive scientific calculator, unit converter, and graphing tools to aid in learning and problem-solving.

Highlights
  • AI-powered step-by-step solutions
  • Multi-subject support (Math, Science, History, etc.)
  • Comprehensive scientific calculator
  • Unit converter
  • Real-time graphing
  • Photo-to-solution capability
Features
Read full description

RealCalculator: Your AI-Powered Study Companion RealCalculator is more than a calculator—it’s an AI-driven study partner that delivers step-by-step solutions in Math, Biology, Physics, Chemistry, Nursing, Economics, History, and more. Whether you’re crunching numbers or decoding complex theories, RealCalculator is designed to make learning simpler, faster, and more intuitive. KEY HIGHLIGHTS All-in-One AI Solver Type or snap a photo of your problem for instant solutions Delivers detailed, step-by-step explanations for deeper understanding Covers multiple subjects: Algebra, Trigonometry, Calculus, Biology, Nursing, Economics, History, Chemistry, and more Comprehensive Scientific Calculator Perform basic arithmetic, advanced trigonometry, exponentials, and logarithms Includes factorials, random number generation, and constants (π, e) Clean, user-friendly interface optimized for iOS Unit Converter & Graphing Convert measurements (distance, weight, volume, etc.) instantly Plot interactive graphs in real time—visualize functions for better insights Perfect for tackling projects in Physics, Engineering, Finance, and beyond Study Companion for Every Subject AI Solver handles problems across a broad curriculum—Math formulas, Biology processes, Chemistry equations, Nursing calculations, Economics data, and even historical analysis references Memory and Recall functions to store complex equations Ideal for students, teachers, engineers, scientists, and finance pros Upgrade to Pro: Unlock Unlimited AI Assistance Gain unlimited AI Solver access for complex problems in Biology, Physics, Chemistry, Nursing, Economics, History, Math, and more. Pro also grants you unlimited conversions, real-time calculations, and priority feature updates—so you can tackle any academic challenge with ease. Pro Features: Unlimited AI Solver: No cap on typed or photo-based solutions Unlimited Advanced Calculations: From graphing multiple functions to complex analytics Unlimited Conversions: Full access to real-time unit conversion for any subject Why Go Pro? Unlock faster, more detailed AI solutions Enjoy ad-free productivity and specialized calculation algorithms Perfect for demanding coursework, lab work, professional tasks, or daily problem-solving Subscription Details Certain features (including Unlimited AI Solver, Unlimited Conversions) require a subscription, available weekly or yearly. Privacy Policy: https://realtranslateweb.vercel.app/privacy-policy Terms of Use: https://realtranslateweb.vercel.app/terms-of-service Download RealCalculator and experience a powerful, AI-enhanced approach to learning and problem-solving—across every subject you study!

Screenshots

PCalc Lite4 screens
RealCalculator4 screens

Verdict

The call

The clearest difference is update cadence: RealCalculator at monthly against PCalc Lite's every 3 months. PCalc Lite's advantage is ratings volume (214 vs 51) and device support (4 vs 1). On price, rating, review sentiment and ads 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. PCalc Lite sells 11 one-off in-app purchases and RealCalculator sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.4 for PCalc Lite against 4.4 for RealCalculator. Both are backed by a comparable volume of ratings — 214 and 51 respectively. Written reviews are what separate them: 82% of PCalc Lite's written reviews are positive against 75% of RealCalculator's.

UpkeepUpdate frequency

PCalc Lite ships an update every 3 months, RealCalculator monthly. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
PCalc Lite versus RealCalculator: the parameters behind the verdict, then further details
ParameterPCalc LiteRealCalculator
PriceFreeFree
Rating4.4 (214 ratings) — better4.4 (51 ratings)
Positive reviews82.5% of reviews — better75.0% of reviews
Number of ratings214 — better51
Update frequencyEvery 3 monthsMonthly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone
Requires iOS15.0 — better16.0
Further details — not scored
Size363 MB53 MB
Age rating4+4+
DeveloperTLA Systems Ltd.HigherGroundsTech LLC

Customer experience

PCalc Lite

All ratings214 ratings
Positive83.6%
Neutral6.5%
Negative9.8%
Written reviews530 reviews
Positive82.5%
Neutral7.0%
Negative10.6%

RealCalculator

All ratings44 ratings
Positive79.5%
Neutral11.4%
Negative9.1%
Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

Bugs and requests

PCalc Lite

Reported bugs

3 issues
  • Calculations sometimes produce unexpected results
  • Upside-down text censorship feature is problematic
  • Purchased features not always accessible on Apple Watch

Requested features

4 requests
  • Add option to display thousands separators
  • Implement a history function to review past calculations
  • Provide more customization options for the widget
  • Add support for sexagesimal angle input and conversion

RealCalculator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

11 purchases

PCalc Lite

One-time11
  • Theme Pack$0.99
  • Power User Pack$0.99
  • Multiple Line Pack$0.99
Show 8 more
  • Conversion Pack$0.99
  • Small Tip$0.99
  • Medium Tip$1.99
  • Programmer Pack$2.99
  • Engineer Pack$2.99
  • Large Tip$4.99
  • Complete Pack$9.99
  • Enormous Tip$9.99
2 purchases

RealCalculator

Subscriptions2
  • Pro Unlimited access3 Days trial$1.997 Days
  • Pro Unlimited access3 Days trial$49.991 Year

Questions

Is PCalc Lite free?
PCalc Lite is free to download, with in-app purchases available.
Is RealCalculator free?
RealCalculator is free to download, with in-app purchases available.
Which has better reviews, PCalc Lite or RealCalculator?
PCalc Lite is rated higher. PCalc Lite averages 4.4 out of 5 from 214 ratings, while RealCalculator averages 4.4 from 51 ratings.
Do PCalc Lite or RealCalculator have ads?
Neither PCalc Lite nor RealCalculator shows ads.
Which is updated more often, PCalc Lite or RealCalculator?
PCalc Lite ships an update every 3 months, and RealCalculator monthly. Most recently, PCalc Lite was updated on October 23, 2026 and RealCalculator on October 24, 2026.

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