Calculator Sharp vs PROG_CALC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator Sharp
This calculator app offers ultra-high precision with up to 37 digits of accuracy. It supports a wide range of complex mathematical functions, including trigonometric, logarithmic, and integral operations, along with step-by-step calculation display and undo/redo functionality.
- Ultra-high precision (37 digits)
- Supports complex mathematical operations
- Displays calculation steps
- Undo and redo functionality
- Multiple number base conversions
- WYSIWYG interface
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Calculator Sharp is a feature-rich, simple and practical operation of text calculator. Calculator tool Features : Ultra-high-precision, The accuracy of commonly calculator is 15, But Calculator Sharp can reach 37 accuracy. WYSIWYG glance. Easy to use, low threshold, for the majority of students and staff to use Support displays the calculated step function Support undo and anti- undo function Support flexible and complex calculations expressions. Specific Features * Support for the basic arithmetic operators * Support exponentiation * Support for radical sign operation * Support for logarithm operations * Support factorial and double factorial operator * Support Permutation and combination * Support trigonometric and inverse trigonometric * Support hyperbolic functions and inverse hyperbolic functions * Support for sum method and average method * Support for the maximum and minimum approach * Support for the greatest common divisor and least common multiple * Support for remainder * Supports integer interception , rounding up and rounding down to rounding methods. * Support random number and range of random numbers * Support summation (Σ) and quadrature (Π) op * Support definite integral (∫) operation * Support convert degrees to radians and radians to degrees operator * Support for binary, octal, decimal, hexadecimal conversion between. * Support degrees (DEG) and radians (RAD) two calculation modes * Support rounded to the decimal digits function * Supports Undo and anti-undo function. * Support the cursor forward and backward functions * Support clear and delete the previous character feature. * Support slide down keyboard and display the calculation steps function. Calculator Sharp for OS X:https://itunes.apple.com/us/app/calc-sharp/id888324648?ls=1&mt=12
PROG_CALC
This app offers a programmable calculator with two distinct modes for daily computing and advanced mathematical functions. It supports system conversions between binary, octal, decimal, and hexadecimal, and allows for variable storage and code sharing.
- Basic and advanced calculation modes
- Syntax parser
- Variable storage and editing
- Binary, octal, decimal, hexadecimal conversion
- Built-in code examples
- Code sharing via QR code or file
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The programming calculator provides two modes of operation. It has built-in basic operation functions, syntax parser, and supports a variety of application scenarios. 【Basic calculation】 Basic mode provides basic calculator functions for daily computing applications. 【Mathematical function】 Built-in rich mathematical functions, easy to implement basic calculations. 【Variable Storage】 Provides variable storage function, can store intermediate calculation results in basic mode, import and export with one key during application, and edit mode provides variable browsing function to easily grasp calculation results. 【System conversion】 Support binary, octal, decimal, hexadecimal conversion to meet the computing needs of different platforms. 【Code Example】 With built-in code writing examples, you can easily learn computing methods and expand application scenarios. 【Code Sharing】 The code can be shared through a QR code or a file, and the application also supports reading files directly, or scanning a QR code, which can be written on a computer and applied on a mobile phone.
Screenshots
Verdict
The clearest difference is ads: PROG_CALC at none against Calculator Sharp's shown. PROG_CALC also leads on update cadence (every 2 weeks vs every 5 months) and monetization model (free vs ad-supported). Calculator Sharp's advantage is ratings volume (5 vs 1). On price, rating, review sentiment and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Calculator Sharp against 5.0 for PROG_CALC. That said, the two scores are not equally well evidenced: Calculator Sharp has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 94% of Calculator Sharp's written reviews are positive against 100% of PROG_CALC's.
Calculator Sharp ships an update every 5 months, PROG_CALC every 2 weeks. The most recent releases landed on August 30, 2026 and July 16, 2026 respectively.
| Parameter | Calculator Sharp | PROG_CALC |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) | 5.0 (1 ratings) |
| Positive reviews | 93.8% of reviews | 100.0% of reviews — better |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 5 months | Every 2 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 12.0 — better | 13 |
| Further details — not scored | ||
| Size | 31 MB | 78 MB |
| Age rating | 4+ | 4+ |
| Developer | 锦文 游 | 嘉欣 胡 |
Customer experience
Calculator Sharp
PROG_CALC
In-app purchases
Calculator Sharp
No in-app purchases
PROG_CALC
No in-app purchases









