Comparison

Calculator° HD vs Calculator Sharp

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Calculator° HD

This utility app offers a user-friendly and aesthetically pleasing calculator experience specifically designed for iPads. It supports handwriting input and includes a range of scientific functions for complex calculations.

Highlights
  • Handwriting support
  • Scientific functions
  • iPad optimized design
  • User-friendly interface
  • Aesthetic design
Read full description

Calculator HD is designed for iPad , usablility and beauty in mind... FEATURES: -Supprots handwriting -Support many scientific functions Enjoy the Free Caculator.

About

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.

Highlights
  • Ultra-high precision (37 digits)
  • Supports complex mathematical operations
  • Displays calculation steps
  • Undo and redo functionality
  • Multiple number base conversions
  • WYSIWYG interface
Features
Read full description

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

Screenshots

Calculator Sharp2 screens

Verdict

The call

The clearest difference is ads: Calculator° HD at none against Calculator Sharp's shown. Calculator° HD also leads on monetization model (free vs ad-supported) and iOS requirement (9.0 vs 12.0). Calculator Sharp's advantage is update cadence (every 5 months vs every 74 months) and device support (3 vs 1). On price, rating, review sentiment and ratings volume 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Calculator° HD against 5.0 for Calculator Sharp. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews are what separate them: 100% of Calculator° HD's written reviews are positive against 94% of Calculator Sharp's.

UpkeepUpdate frequency

Calculator° HD ships an update every 74 months, Calculator Sharp every 5 months. The most recent releases landed on September 10, 2026 and August 30, 2026 respectively.

Scorecard5 real differences · 5 level
Calculator° HD versus Calculator Sharp: the parameters behind the verdict, then further details
ParameterCalculator° HDCalculator Sharp
PriceFreeFree
Rating5.0 (2 ratings)5.0 (5 ratings)
Positive reviews100.0% of reviews — better93.8% of reviews
Number of ratings25 — better
Update frequencyEvery 74 monthsEvery 5 months — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPadiPhone, iPad, iPod — better
Requires iOS9.0 — better12.0
Further details — not scored
Size20 MB31 MB
Age rating4+4+
Developer宗明 杨锦文 游

Customer experience

Calculator° HD

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Calculator Sharp

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews16 reviews
Positive93.8%
Neutral0.0%
Negative6.3%

In-app purchases

None

Calculator° HD

No in-app purchases

None

Calculator Sharp

No in-app purchases

Questions

Is Calculator° HD free?
Calculator° HD is free to download, with no in-app purchases.
Is Calculator Sharp free?
Calculator Sharp is free to download, with no in-app purchases.
Which has better reviews, Calculator° HD or Calculator Sharp?
Calculator° HD and Calculator Sharp are both rated 5.0 out of 5 on the App Store, from 2 and 5 ratings respectively.
Do Calculator° HD or Calculator Sharp have ads?
Calculator Sharp shows ads; Calculator° HD does not.
Which is updated more often, Calculator° HD or Calculator Sharp?
Calculator° HD ships an update every 74 months, and Calculator Sharp every 5 months. Most recently, Calculator° HD was updated on September 10, 2026 and Calculator Sharp on August 30, 2026.

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