Comparison

Calculator + vs Code Buddy

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 free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.

Highlights
  • Free basic and scientific calculator
  • Intuitive interface with equation and result display
  • Fraction and percent support
  • Advanced editing capabilities
  • Polynomial and linear equation solver
  • Graphing calculator
  • Unit conversion and geometric calculators
Features
Read full description

Award winning calculator app for iPad and iPhone. Designed with simplicity, usability and beauty in mind! FEATURES: - Free basic calculator - Free scientific calculator - Elegant & Intuitive interface - Advanced editing by easily going back and forth - Displays both the equation & the result at the same time - Supports Fraction & Percent - Supports many scientific functions If you are looking for more advanced features you can upgrade to one or more of the following: - Fraction Calculator with feet, inches & cm support! - Solving for x with a polynomial Calculator for solving quadratic & cubic equations 2x³ - 4x² - 22x + 24 = 0 - Linear Equations Solver for solving system of linear equations 2x – y = 9 3x + 4y = –14 - Graphing Calculator to find the local min, max & intersection points y = 2x³ – 4x (x² + y²)³ = -27y²x² - Triangle Calculator - Cone Calculator - Arc Calculator - Circle Calculator - Base Converter ( HEX OCT BIN DEC ) - Multiple themes Enjoy the FREE Scientific calculator on your iPhone & iPad. If you like it, support us by upgrading or giving us a positive review. Thanks :) Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Code Buddy

This AI-powered tool helps skilled tradesmen quickly find and understand electrical codes and requirements. It offers real-time translation and up-to-date references for various standards, assisting with compliance and efficiency on the job.

Highlights
  • AI-powered code querying
  • Real-time translation
  • Up-to-date code libraries (NEC, OSHA, ANSI)
  • Specialist support for specific standards
  • Conduit bending assistance
  • Customizable code years
Features
Read full description

BUILT FOR ELECTRICAL PROS & TRADESMEN, BY TRADESMEN – CODE BUDDY is the #1 AI-POWERED CODE & REQUIREMENT TOOL designed to revolutionize how Skilled Tradesmen interact with codes and requirements they refer to daily. WHY CODE BUDDY IS A GAME-CHANGER • ASK QUESTIONS, GET ANSWERS FAST – Rapidly query electrical codes and receive relevant, actionable insights in seconds. • REAL-TIME TRANSLATION – Communicate in YOUR native language and get accurate results, no matter where you’re working. • UP-TO-DATE REFERENCES – Always stay ahead with updated code libraries, including the latest NEC and more!From helper electricians to master electricians, superintendents, inspectors, and other tradesmen, CODE BUDDY delivers QUICK, RELIABLE, AND CITABLE insights tailored to your needs. Whether you’re tackling a residential project, industrial wiring, or complex commercial installations, CODE BUDDY HAS YOUR BACK! BUILT-IN SPECIALIST SUPPORT Fine-tune Code Buddy for specific standards like OSHA, ANSI, and NEC years (e.g., 2017, 2020, 2023), helping code adherence efforts greatly across varying projects and jurisdictions. Note: Access to some specialists and premium tools and other features require a Code Buddy Pro subscription. CONDUIT BENDING BOT INCLUDED Seamlessly integrate conduit bending assistance into your workflow. SIMPLE. POWERFUL. RELIABLE. Designed with electrical pros in mind, CODE BUDDY is more than a tool – it’s your trusted partner in achieving precision, compliance, and efficiency on every job.Seamlessly integrate conduit bending assistance into your workflow. SUBSCRIPTION DETAILS Code Buddy is free to download and use with limited access. Unlock full access to premium features, including additional specialists, saved history, and advanced tools, with a monthly or annual subscription. IMPORTANT NOTE CODE BUDDY IS AN AID, NOT A SUBSTITUTE. While it’s great for locating and understanding electrical codes, it does NOT replace full code reviews, the code books, or professional analysis. Always use your copy of the code books, as well as your expertise and judgment when applying Code Buddy’s insights.Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Calculator +1 screens
Code Buddy4 screens

Verdict

The call

The clearest difference is ads: Code Buddy at none against Calculator +'s shown. Code Buddy also leads on iOS requirement (13.4 vs 16.4). Calculator +'s advantage is ratings volume (10K vs 6) and rating (4.6 vs 4.3). On price, update cadence, 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. Calculator + sells 12 in-app purchases, starting at $4.99 per month and Code Buddy sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Calculator + holds the better App Store score, 4.6 against 4.3. That said, the two scores are not equally well evidenced: Calculator + has 10K ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 85% of Calculator +'s written reviews are positive against 67% of Code Buddy's.

UpkeepUpdate frequency

Calculator + ships an update every 4 days, Code Buddy weekly. The most recent releases landed on October 3, 2026 and September 25, 2026 respectively.

Scorecard5 real differences · 5 level
Calculator + versus Code Buddy: the parameters behind the verdict, then further details
ParameterCalculator +Code Buddy
PriceFreeFree
Rating4.6 (10K ratings) — better4.3 (6 ratings)
Positive reviews84.9% of reviews — better66.7% of reviews
Number of ratings10K — better6
Update frequencyEvery 4 days — betterWeekly
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.413.4 — better
Further details — not scored
Size48 MB27 MB
Age rating4+4+
DeveloperxNeat.comCode Buddy

Customer experience

Calculator +

All ratings10,020 ratings
Positive91.7%
Neutral2.9%
Negative5.4%
Written reviews941 reviews
Positive84.9%
Neutral4.0%
Negative11.1%

Code Buddy

All ratings6 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

Bugs and requests

Calculator +

Reported bugs

5 issues
  • Fraction calculator has TWO subtraction buttons and NO division button
  • Decimals seem to be changed to fraction with no apparent way of changing it back
  • Functionality is dropped by forcing you to the main menu every time you open it
  • Currency converter broken
  • Login screen freezes

Requested features

5 requests
  • Add mod function
  • Add commas
  • Add 1/x function
  • Support for Retina Display
  • Add number 4 with two lines

Code Buddy

Not enough reviews yet to summarise bugs or requests.

In-app purchases

12 purchases

Calculator +

Subscriptions2
  • Scientific Calculator3 Days trial$4.991 Month
  • Calculator7 Days trial$39.991 Year
One-time10
  • Linear Calculator$2.99
  • Factoring Calculator$2.99
  • Handwriting Calculator$2.99
Show 7 more
  • Currency Converter$2.99
  • Themes Pack$2.99
  • Graphing Calculator$3.99
  • Fraction Calculator$3.99
  • Scientific Calculator$4.99
  • Calculator Plus$4.99
  • Calculator$16.99
3 purchases

Code Buddy

Subscriptions3
  • Weekly Plan$2.997 Days
  • Monthly Plan$9.991 Month
  • Yearly Plan$99.991 Year

Questions

Is Calculator + free?
Calculator + is free to download, with in-app purchases available.
Is Code Buddy free?
Code Buddy is free to download, with in-app purchases available.
Which has better reviews, Calculator + or Code Buddy?
Calculator + is rated higher. Calculator + averages 4.6 out of 5 from 10K ratings, while Code Buddy averages 4.3 from 6 ratings.
Do Calculator + or Code Buddy have ads?
Calculator + shows ads; Code Buddy does not.
Which is updated more often, Calculator + or Code Buddy?
Calculator + ships an update every 4 days, and Code Buddy weekly. Most recently, Calculator + was updated on October 3, 2026 and Code Buddy on September 25, 2026.

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