CalcQX LITE vs Calculator Pro basic

Using CalcQX, no longer double checking the answer by doing the calculation again! Standard Mode: Works like the way billions of real standard calculators in the world do. Engineering Mode: Capable of doing complex scientific calculation, but remains easy-to-use as a standard calculator. Large buttons, easy-to-use, and the most important, it's free. CalcQX gives you seamless calculation experience like a real calculator you used in daily life. CalcQX is a general purpose calculator designed to meet daily calculation requirement with easy-to-use, fully reversible, convenient memory slots, and beautifull, info-rich display. The free version of CalcQX, CalcQX Lite, is released on the APP Store. Start your trial now! CalcQX Lite features: * Support both iPad and iPhone, one download for all your iOS devices * iPad/iPhone/iPod Retina display ready for vivid and elegant image * Up to 50 memory slots for historical calculations/expressions * Delete button to correct numbers * Swipe-right to undo, swipe-left to redo step during calculation * Jump into any step of calculation to modify operator or operand * Info-rich display * Scientific function support. * Percent button will behave like real calculator * More great features, but even easier to use than build-in calculator. You will love it! Full Version Upgrade for: * 4 additional memory slots (M1 ~ M4) for calculation (Tap-and-hold or M+/M- to memory the number currently shown on the screen and tap again to recall) * Reusable expressions/results * Clipboard/email support. Follow us on Facebook: http://www.facebook.com/pages/CalcQX/171355629551053

Calculator Pro basic can change the position and the function of the button and set the wallpaper background freely, not to mention the color and the shape. Optimized to multitasking function of iOS.You can easy to call this app in a "Split View" or "Slide Over". The screen layout will change automatically according to the portrait or landscape mode on your iPad and iPhone and the big buttons fitted to the size and mode of display are easy to view for the user. Try to create your own calculator suitable for your tastes by using abundant setting well. FEATURES : Calculation : - Two Calculation method : functional or sequential - Three rounding mode : rounding , up or cut - Number of digits after the decimal point : free , zero , one , two , three or four - Angle unit : degree or radian Appearance : - Color or Wallpaper : Set the wallpaper with a photograph or a camera, or select a background color - Number Format : Select a digit grouping and decimal point from among the 8 types including India format - Sound of buttons : Select the button sound from nine timbres or turn off Result: - Character color：Freely set color by the slider - Background color：Freely set color and opacity by the slider - Expression color：Freely set color or hide by the slider Button : - Shape : Square , Round Square , Circle , Diamond , Heart or Cogwheel - Size : Large , Medium or Small - Dimensions : Flat , Solid or Outline - Character color：Freely set color by the slider - Background color：Freely set color and opacity by the slider - Position : The position of buttons are freely changed - Function button : Three function buttons can be changed, thease button is include Grand total, Rand, Sine,1/x, Route, etc... History : - Equals : Over write last result or Add the result the history - Vertical (portrait) mode : Indication Left , Hidden or Indication Right - Horizontal (landscape) mode : Indication place Left or Right - character color：Freely set color by the slider - background color：Freely set color and opacity by the slider - Expression color：Freely set color or hide by the slider SUPPORTS : Non retina and Retina display on iPhone, iPad and iPod Touch. iPhone 4 to 8 plus, iPhone SE, iPhone X, iPad 2 to iPad Pro and iPad mini to iPad mini 4 , iPod touch 3gen and later. iOS 8.0 and later.