CALC Smart Calculator ±
Basic « Scientific » Advanced
Basic « Scientific » Advanced
Total Ratings
United States
Description
Why Choose CALC Smart?
► Used by Scientists, Professionals and Students alike
► Apple-Featured: Spotlighted in Utilities and Calculate & Convert.
► User-Loved: Over 10k+ global reviews and 200M+ sessions validate its utility.
► Educator-Certified: Praised by teachers on the Educational App Store for its intuitive UI.
Ready for the Latest OS
* Multitask on your iPad and use 3D Touch shortcuts.
* Search your calculation history with Spotlight.
* Widget with history integration.
* Apple Watch support, complete with haptic feedback and complications.
Top 10 Unique Features
① Real-time results, even with incomplete parentheses.
② Landscape mode for shareable history and tape-roll.
③ Optimized custom keyboard & widget to save space and time.
④ Fast unit and currency conversions—a swipe away.
⑤ Quick gratuity calculator with rounding options.
⑥ Display decimals as fractions with 1/999 precision.
⑦ Create unlimited custom functions and constants.
⑧ Easy expression sharing via link.
⑨ Built-in timer.
⑩ Limitless themes and layouts.
Why Users Love CALC
* Live Math: Natural input, even for complex calculations.
* Swipe Functions: Over 60 advanced math functions just a swipe away.
* History: Never lose track of your calculations.
* Conversion: 21 categories, plus custom options.
Additional Features
* Edit on the Fly: Long-press to modify expressions and numbers.
* Audio Feedback: Customize tapping sounds.
* Styling: Multiple font choices.
* Enterprise-Ready: EMM support with MDM & AppConfig.
We Listen
* Frequent updates based on your feedback. Got a suggestion? Visit our UserVoice page: https://QApps.UserVoice.com
Custom Background Tip
* Design your own CALC background with images from NASA’s multimedia library: https://nasa.gov/multimedia
Screenshots
Version History
Releasing updates every 23 days on average. Last update 14 days ago.
Added few new units to the convertor
New setting to disable live calculations
Few minor tweaks as always!
Squished a few Bugs + Minor UI Improvements!
Custom Theme & Feel Designer!
iOS18 touchups + New ability to resize the Top section & Customize colors!
Quick patch to the latest iOS18 optimized release addressing Expression Edit issues.
Finally! iOS18 optimizations :-)
Squished a few small bugs!
Fixed the resize issue on the 13-inch iPad Pro.
Added a quick button to paste from the clipboard.
Just a few minor Bug fixes
Fix for expression edit issue introduced in prior release.
Minor adjustments
Fixed issue with iPhone 15 Advanced functions
Fixed older iOS versions issue with latest fix for attached Keyboard Delete keys issue & allowed for resizing on iPads / Macs to a Portrait format!
Fixed attached Keyboard Delete keys issue & allowed for resizing on iPads / Macs to a Portrait format!
Optimizations
Just some minor bug fixes
Just squished a few bugs!
Fix for iPhone Landscape mode.
Fix for imaginary square roots.
Just a bug fix
Annoying precision engine bug fix!
Just a couple minor bug fixes!
Just a couple minor bug fixes!
Fixed top input line horizontal scrolling bug
Fix for Pencil toolbar in multitasking
Fixes for new iPad resolutions
Adjustment for iPhone history Swipe up gesture
Fix for iPad answer tap gesture
Fix for Zoomed Mode
Now clearing answer whenever syntax gets erroneous.
iPhone 12 bug fixes
iPhone 12 support
Just a few bug fixes
Widget history improvements
Widget auto-clear settings sync with main app
- Fix for International Input formatting while Editing
Your Feedback = Your App :-) TY
- Fixed Input formatting while Editing issue
Your Feedback = Your App :-) TY
- Updated a few Frameworks to the latest
- Fixed Top buttons small font issue
- Fixed Edit Auto-eval issue when operator left in place
Your Feedback = Your App :-) TY
- Updated a few Frameworks to the latest
- Fixed Top buttons small font issue
- Fixed Edit Auto-eval issue when operator left in place
Your Feedback = Your App :-) TY
- Updated a few Frameworks to the latest
- Fixed iPhone search bar no keyboard issues
+ Added option to Swap Delete/AC buttons
Your Feedback = Your App :-) TY
iOS13 tuneups & a few bug Squishes!
Your Feedback = Your App :-) TY
iOS13 tuneups & a few bug Squishes!
Your Feedback = Your App :-) TY
Improvements to rnd(min;max) and round(num;precision) functions
Fix for Graphing while Timer is Disabled
Optimizations and a few bug Squishes!
Your Feedback = Your App :-) TY
Optimizations and a few bug Squishes!
Your Feedback = Your App :-) TY
Squished a few annoying bugs!
Your Feedback = Your App :-) TY
- iPad Pro 11" official support
- Addition of sample standard deviation (stddevs)
- Fix for Coefficient of Variance (CV)
- Added more complications
+ A few tweaks as always! - Your Feedback = Your App :-)
- Added iPhoneXR and XS Max support
+ A few tweaks as always! - Your Feedback = Your App :-)
- Added round(x;y) advanced function
- Added mmHg Pressure conversion
- A few iPhoneX tune-ups
+ A few tweaks as always! - Your Feedback = Your App :-)
- Precision fix for hyperbolic functions (e.g. asinh)
- Option to change the default division symbol to "/"
- Updated MDM definition
+ A few tweaks as always! - Your Feedback = Your App :-)
- Added custom percentage option for the tip calculator
- Fixed converter localization issues when inserting answers
+ A few tweaks as always! - Your Feedback = Your App :-)
- Added Ghuntas to the Area Converter
- Fixed trimming on the watch App for irregular text size settings
- Fixed glitches for device flat surface movements
+ A few tweaks as always! - Your Feedback = Your App :-)
- iOS11 Drag & Drop capabilities (iPads)
- iPad Pro 10.5" tune-ups
- Fixed icon corners from last update
- Custom Keyboard Press&Hold switch
+ A few tweaks as always! - Your Feedback = Your App :-)
- Implemented official iOS11 and iPhone X support
- Fix for converting Pound Forces + added more cup, tsp, tbs options
+ A few tweaks as always! - Your Feedback = Your App :-)
- Few adjustments to the Custom Keyboard
- New Complications for quick access on the Watch App
+ A few tweaks as always! - Your Feedback = Your App :-)
Fixed Input Format for zero omission decimals (.0 vs. 0.0)
Made input Formatting even faster!
Added km/l to the Consumption unit converter
Added a 3rd Alternative tapping sound option
Few other small tweaks - Your Feedback = Your App :-)
- Fix for long expression slowness when Input Format's ON
- Fix for Custom Advanced functions UserVoice linking
- Few other small tweaks
Your feedback = Your App :-)
- Fix for Short Ton conversion
- Adjusted EE to not count as "e" on it's own
- Added Board Ft (FBM) among Volume units
- Few user requested fixes and tune-ups
Your feedback = Your App :-)
- iOS10 widget optimizations!
Your feedback = Your App :-)
NOTE: 1E1 = 10 but 1E = e^1
Insert Custom Functions via UserVoice link
MDM Config Fix + AppConfig support
Your feedback = Your App :-)
Minor Widget adjustments
Custom Functions - UserVoice library link
MDM Config Fix + AppConfig support
Your feedback = Your App :-)
Financial functions library via UserVoice
MDM server config & actions support
Your feedback = Your App :-)
Few user requested fixes and tune-ups...
Keep it coming - Your feedback = Your App :-)
Fixed Graphing that got stuck for removing the old in-app purchase
Few user requested fixes and tune-ups...
Keep it coming - Your feedback = Your App :-)
New Scientific Portrait setting
(Trick: Tap & Hold Options for quick ON/OFF)
Themes tune-ups and improvements
Reverse fraction precision increased to 1/999
History Archiving automation
New interactive Tutorial!
Quite a few fixes and tune-ups...
Keep the feedback coming! :-)
Fix for reverse Velocity conversions: i.e. hour/Km, min/cm, sec/m
Some minor tweaks ~ keep the feedback coming :-)
Added reverse Velocity conversions: i.e. hour/Km, min/cm, sec/m
Added basic Graphing for CALC Prime users (experimental)
Fix for Electron Volts conversions
Few other tweaks :-)
Fixes and Tune-ups
iPad Pro bug fixes
More Themes now enabled
Watch App initial load fix.
- iOS9 iPad Multitasking with split view
- iPhone 6s 3D-touch icon shortcuts
- Spotlight quick CALC History Search
- watchOS 2 Native App update
+ a few tweaks!
Quick patch for iPhones 4 & 5 not storing to history + other minor tweaks.
Last Update:
iPhone6/6+ & iPad only:
- Swipe down on "..." in the Landscape mode to show History/Tape roll
- Added top quick Access buttons for Last Functions / Answer in Portrait
All devices iOS7+:
- New Options in Settings, incl. Numpad Reverse to 1-2-3
- New Conversion Categories (Jet Fuel / Radiation Dose)
- More Tip calculator choices in the Approximator
+ some final Fixes and Tune-ups before the next major release
- Swipe down on "..." in the Landscape mode to show History/Tape roll
- New Options in Settings, incl. Numpad Reverse to 1-2-3
- Added top quick Access buttons for Last Functions / Answer in Portrait
- New Conversion Categories (Jet Fuel / Radiation Dose)
- More Tip calculator choices in the Approximator
+ some final Fixes and Tune-ups before the next major release
- Fix for Watch App Converter Preferences sync (In-App)
- New Instant Tip calculator with an Approximator
- Currency conversions with Country Flags for iOS8+
- Swipe right for quick access to last 6 functions
- Force press to pick a button size on the Watch
+ a few Fixes and Tune-ups
- New Instant Tip calculator with an Approximator
- Currency conversions with Country Flags for iOS8+
- Swipe right for quick access to last 6 functions
- Force press to pick a button size on the Watch
+ a few Fixes and Tune-ups
Apple Watch UX
- Even bigger buttons and new layout
- Say just "convert 34 gallons" option
iOS improvements
- more tip calculator choice on % swipe-down
- fixed parallax background image on iPhones
- added Air Print options for selected history items
+ a few Fixes and Tune-ups
Apple Watch UX
- Bigger buttons and layout
- Swipe right to Convert
- Tip calculator Splits
- Watch History with Glance
Converter
- Favorite Categories
- Added Typography units
- Added Radiation Exposure units
+ a few Fixes and Tune-ups
Apple Watch App Tune-ups
Added UserVoice for smart user feedback
Incorporated native iOS Status Bar
- Added: abs($1) and rnd($1)
- Added "Tip" to the Widget for x+y%
+ Few Minor bugs and fixes
Other Information
Show Details
Show Details