Read books with full support, including styles, chapters, tables, links, and footnotes. Adjust text size and line spacing. Navigate through chapters and bookmarks. Sync reading progress across devices. Export notes and highlights.
Convert units between metric and imperial systems including area, distance, speed, temperature, volume, time, weight, energy, and power. Calculate area, speed, distance, and volume with supported units. Switch between units quickly and accurately.
Performs basic arithmetic and scientific calculations. Save equations and results for later. Unit Converter converts units for area, length, temperature, and more. Includes tools for currency exchange, date calculations, and percentage computations.
Calculate and engineering parameters with 134 formulas. Input values to compute force, friction, acceleration, work, power, and more. Access definitions and formulas for each calculation. First 5 calculators are free; others require in- purchase.
Write calculations directly on the screen for real-time results. Edit equations with gestures or add elements anywhere. Drag and drop previous results for reuse. Supports interactive ink for natural handwriting input.
Calculate turning operations with spindle speed, feed rate, and tool engagement angle inputs. Determine cutting time and material removal rates. Convert imperial to metric units. Store and recall frequently used settings.
Track calculations with a step-by-step history. Perform basic arithmetic operations. Save and review previous steps. Calculate totals for budgets or shopping lists. Edit or clear individual steps. Export results as text.
Read from any website without content restrictions. Bookmark and share articles easily. Organize all newspapers in one place for quick access. Swipe left or right to navigate with one hand. View articles in a clean, structured layout.
Perform calculations with a standard featuring extra-large buttons and functions like delete, x², √, and %. Use a scientific with 30 advanced functions. Convert units, calculate loans, and determine tips.