Calculator + vs UltraCalc
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/
UltraCalc
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UltraCalc is a practical calculator built for tradespeople and anyone working with repeated measurements. Use Standard for familiar everyday arithmetic, Field for organised measurement worksheets, Smart Input for natural dimensional calculations, or Convert for fast unit conversions. Features: • Standard calculator with parenthesis subtotals and calculation history • Area, perimeter, volume, linear length and quantity worksheets • Smart dimensional input for typed or keyboard-dictated calculations • Mixed metric and imperial calculations, including compound feet and inches • Automatic conversion between millimetres, centimetres, metres, feet and inches • Dimension-aware square and cubic conversions • Exact feet, inch and fraction results with clear approximation markers • Named measurement rows and locally saved jobs • Adjustable decimal precision, themes and optional haptic feedback • Responsive layouts and improved accessibility for iPhone and iPad • No account, advertising, analytics or cloud sync On supported Apple devices, Apple Intelligence can help interpret unfamiliar calculation wording. UltraCalc independently validates the interpreted expression and performs the calculation. UltraCalc stores settings, jobs and calculation history locally on your device. Results depend on the values entered and should be checked before use in quotes, ordering, construction or other professional work.
Screenshots
Verdict
The clearest difference is in-app purchases: UltraCalc at none against Calculator +'s 12. UltraCalc also leads on ads (none vs shown). Calculator +'s advantage is update cadence (every 5 days vs every 2 weeks). On price, device support and iOS requirement 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. UltraCalc asks for nothing beyond the download.
Calculator + ships an update every 5 days, UltraCalc every 2 weeks. The most recent releases landed on November 1, 2026 and October 6, 2026 respectively.
| Parameter | Calculator + | UltraCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (10K ratings) — better | — |
| Positive reviews | 84.9% of reviews | — |
| Number of ratings | 10K — better | — |
| Update frequency | Every 5 days — better | Every 2 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.4 | 16.4 |
| Further details — not scored | ||
| Size | 50 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | xNeat.com | FillTrack Pty Ltd |
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
UltraCalc
Not enough reviews yet to summarise bugs or requests.
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
UltraCalc
No in-app purchases
Questions
Is Calculator + free?
Is UltraCalc free?
Do Calculator + or UltraCalc have ads?
Which is updated more often, Calculator + or UltraCalc?
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