Calculator!! vs Crunch
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator!!
This advanced calculator offers a comprehensive history of your calculations and supports complex functions like fraction manipulation, angle conversions, and equation solving. It also includes specialized tools for engineers and a dice roller.
- Calculation history
- Fraction manipulation
- Angle conversions (degrees, minutes, seconds)
- Permutation, combination, LCM, GCD
- Quadratic and linear equation solver
- Coordinate conversion
- Dice roller
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Calculator!! has the following additional functionality compared with most available calculators: - Shows the expression as you enter and keeps a history of your calculations (Swipe up on the screen to access the history.) - Capability of performing fraction manipulations and converting between different formats (proper, improper, and mixed fractions) and seamless integration of fraction, integer, and decimal manipulations. - Capability of inputting degrees, minutes, and seconds for angles and converting between degrees-minutes-seconds format and decimal format. - Capability of calculating permutation, combination, Least Common Multiple (LCM), and Greatest Common Divisor (GCD). - Quadratic and system of two linear equations solver - Rectangular to polar and polar to rectangular coordinate conversion (extremely useful for phasor calculations for electrical engineers) - Throws a set of dice (choice of 1 die to 4 dice) - Backspace to delete last digit entered. - Tip Calculator - Geometry Calculator - The left pane scrolls to reveal more functionality without a need to switch modes. The digits and most common operations are always visible and the less common operations can be revealed by scrolling the left half of the screen. - Sinusoidal functions can be calculated for angles in units of degrees, radians, or gradians. - Showing the content of memory on MR button, as long as it fits. Calculator!! is an ongoing project and we are working on more features and functions to be added to every update of the app. You are going to love the simplicity of the user interface and you will get used to the extra functionality added to this product. Please do not hesitate to contact us for any questions, comments, to report any bugs, or to suggest additional functions you would like to see in the upcoming updates.
Crunch
This calculator app reimagines the traditional interface with a digital whiteboard aesthetic. It allows for easy editing of past calculations, drag-and-drop functionality for answers, and the creation of custom variables and functions.
- Digital whiteboard interface
- Edit previous calculations
- Drag and drop live answers
- Create and assign variables
- Store and reuse functions
- Fraction and decimal answers
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Technology has continued to evolve. Why does the calculator still look the same? Crunch is a calculator designed to take full advantage of your mobile device, doing away with the look and feel of the traditional calculator. It's intended to feel like a digital whiteboard, combining the visual aesthetic of a whiteboard with quick and easy digital editing. In addition to basic scientific calculator functionality, Crunch also gives you the ability to: * Easily switch between calculations and edit previous calculations * View answers as fractions or decimals * Drag and drop live answers to use them in other calculations * Create variables and assign values to them * Store functions you use frequently and drop them onto the canvas when you need them
Screenshots
Verdict
The clearest difference is price: Crunch at Free against Calculator!!'s $0.99. Crunch also leads on update cadence (monthly vs every 10 months). Calculator!!'s advantage is rating (4.5 vs 4.0) and ratings volume (56 vs 4). On ads, in-app purchases, 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
Crunch is free to download; Calculator!! costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Calculator!! holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Calculator!! has 56 ratings behind it against 4, so its average is the more settled of the two.
Calculator!! ships an update every 10 months, Crunch monthly. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.
| Parameter | Calculator!! | Crunch |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.5 (56 ratings) — better | 4.0 (4 ratings) |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 56 — better | 4 |
| Update frequency | Every 10 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 12 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | Dogahe | Flint Wright |
Customer experience
Calculator!!
Crunch
In-app purchases
Calculator!!
No in-app purchases
Crunch
No in-app purchases









