63+ similar apps compared and reviewed
Whether you want more options like Past Diary or a completely different take on the same concept, our curated list of 63+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.
This utility calculates true airspeed, pressure altitude, density altitude, and Mach number. It accounts for compressibility effects and offers unit choices and keypad styles. Users can also input a correction factor for their airspeed indicator.
This tool offers fast and accurate conversions across 14 physical unit categories, supporting metric, imperial, and traditional Chinese units. Customize display styles for a personalized experience. An optional VIP subscription removes ads and offers ad-free access.
This app serves as a comprehensive daily logbook for airline pilots, built by pilots for pilots. It offers detailed legality calculations, duty time management, schedule importing, and payroll tracking, all while ensuring compliance with Part 117 regulations.
Easily measure your ring size accurately from home using your phone. Supports multiple international sizing standards and offers helpful tips for jewelry care. Perfect for online shopping or buying gifts.
This app provides a digital system for managing documents, facilitating in-flight and group communication, and enabling comments on folders. It also offers an e-briefing feature for streamlined information sharing.
This app offers a comprehensive suite of 10 powerful calculators and 10 financial worksheets, designed to handle everything from basic arithmetic to complex scientific and financial calculations. It includes features like unit conversion, currency exchange, graphing, and statistical analysis, making it a versatile tool for students and professionals.
This app offers a smart alarm experience, playing sleep sounds at night and waking you with a voice that announces the time, weather, and calendar events. It features customizable wake-up options, including gentle light fades and trivia questions, along with a large, dimmable clock display.
Manage your mobile account on the go. Pay bills, monitor data usage, and top up your account quickly. Earn rewards by completing offers and referring friends to spend on data.
Securely receive important digital mail from public and private senders. All documents are stored in your personal archive, accessible anytime. Your data is private and not shared.
