iCalculator - Keyboard Calc 8.1

This review examines the iCalculator app, an award-winning calculator available for iPad and iPhone, distinguished by its ad-free experience. This application is designed with a focus on simplicity, usability, and aesthetics, setting it apart in a crowded marketplace.

Quick Start Guide:

• The app functions without a traditional "=" button; results appear automatically as expressions are updated. For new calculations, use the "CE" button, and the "Del" button allows for editing existing calculations.
• Users can swipe up or down to hide or show history records and swipe left or right to access scientific and mathematical functions.

Integration with Keyboard:

1. Navigate to Settings > General > Keyboard.
2. Select Keyboards and then tap "Add New Keyboard" to choose "iCalculator" from the list.
3. When prompted, select "iCalculator" and enable "Allow full access."

Adding the Today Widget:

1. Access Today View and scroll to the bottom to find an Edit button; tap it.
2. A screen will appear listing available widgets. Scroll to the More Widgets section to locate "iCalculator."
3. Tapping the "+" icon will add the widget to your active Today View.

Key Features:

• No advertisements or extraneous notifications, with a compact size of 6.5MB and quick boot time under one second.
• Offers both Basic and Scientific Calculator functions.
• Enables instant calculation and result display as inputs are made.
• History List: saves all calculations for easy copying and forwarding; accessible with one click.
• Quick Equation Preview shows the current equation beneath results.
• Basic buttons are available in Portrait view while Advanced functions are displayed in Landscape view.
• Automatically saves equations to a History list that syncs via iCloud.
• Fraction key supports coherent operations with fractions, enhancing calculation capabilities.
• Full compatibility with iPad's Split Screen multitasking feature.
• Install the iCaculator keyboard for calculations within any app; answers can be easily inserted into text fields with a tap.
• Edit mode allows for easy correction of mistakes by selecting characters for insertion or deletion.
• Select from 16 visually appealing themes or create a custom color scheme using the Theme Creator.

Purchase Service:

• Subscription support contributes to ongoing development and feature enhancements. Non-subscribers will retain full access to all existing features.
• The service spans one month and renews automatically unless canceled.
• The account will be charged for renewal within 24 hours prior to the current period’s end, detailing the renewal cost.
• Users can manage subscriptions and disable auto-renewal via their Account Settings post-purchase.

Privacy Policy and Terms: For further details, visit here.