Calculator + vs Calculator%.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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/
Calculator%.
This app offers a straightforward calculator with a large display and oversized buttons for easy operation. It's designed for everyday tasks, enabling users to perform fundamental arithmetic like addition, subtraction, multiplication, and division with clarity and convenience.
- Big display and buttons
- Easy to use
- Basic calculations
- Clear display format
- Intuitive design
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Simple calculator with big display and button. Easy to use for daily work. Perform basic calculations such as addition, subtraction, multiplication, and division. Characteristics : - A clear display format and easy to read. - An intuitive and attractive design that facilitates calculations every day.
Screenshots
Verdict
The clearest difference is in-app purchases: Calculator%. at none against Calculator +'s 12. Calculator%. also leads on iOS requirement (12.1 vs 16.4). Calculator +'s advantage is update cadence (every 4 days vs every 3 months) and review sentiment (85% vs 61%). On price, rating, ratings volume 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
Both are free to download. Calculator + sells 12 in-app purchases, starting at $4.99 per month. Calculator%. asks for nothing beyond the download.
Calculator + holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 10K and 4.2K respectively. Written reviews point the same way: 85% of Calculator +'s written reviews are positive against 61% of Calculator%.'s.
Calculator + ships an update every 4 days, Calculator%. every 3 months. Both last shipped on September 23, 2026.
| Parameter | Calculator + | Calculator%. |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (10K ratings) — better | 4.4 (4.2K ratings) |
| Positive reviews | 84.9% of reviews — better | 61.2% of reviews |
| Number of ratings | 10K — better | 4.2K |
| Update frequency | Every 4 days — better | Every 3 months |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.4 | 12.1 — better |
| Further details — not scored | ||
| Size | 48 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | xNeat.com | UniCom Technology |
Customer experience
Calculator +
Calculator%.
User reviews
Calculator +
From 10K App Store ratingsWhat we love
- 👍 Great features and easy to use
- 👍 Efficient and quick
- 👍 Versatile, functional calculator
- 👍 Fantastic, easy to use app
- 👍 Awesome calculator app
Room to improve
- 🐛 New updated layout is awful
- 🐛 App is now terrible
- 🔒 Paying customer screwed over by update
- 🔒 Now timed trial, no free w/ads version
- 🔒 Not honest
Calculator%.
From 4.2K App Store ratingsWhat we love
- 👍 Easy to use
- 🚀 Convenient for large numbers
- 💡 Helpful for solving problems
Room to improve
- 🐛 Occasional glitches and bugs
- 💸 Intrusive ads
- 🔍 Difficult to find settings/options
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
Calculator%.
Reported bugs
3 issues- App crashes when adding certain numbers
- Buttons not responsive at times
- Incorrect calculations for some operations
Requested features
3 requests- History feature
- Customizable interface
- Improved accuracy for decimal calculations
In-app purchases
Calculator +
- Scientific Calculator3 Days trial$4.991 Month
- Calculator7 Days trial$39.991 Year
- Linear Calculator$2.99
- Factoring Calculator$2.99
- Handwriting Calculator$2.99
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- 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
Calculator%.
No in-app purchases
Questions
Is Calculator + free?
Is Calculator%. free?
Which has better reviews, Calculator + or Calculator%.?
Do Calculator + or Calculator%. have ads?
Which is updated more often, Calculator + or Calculator%.?
Other comparisons
