10+ similar apps compared and reviewed
Whether you want more options like Gear Calculator Plus or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.
KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.
Calculate gear teeth and speed for planetary gear systems. Quickly simulate how these systems work on the fly, ideal for DIYers designing their own systems before 3D printing. Understand the formulas and components of epicyclic gear systems.
Calculate and compare transmission gear ratios with various tire and wheel sizes. Visualize results with interactive graphs and save them as PDFs. Includes calculators for gear speed, and both inch and millimeter tire sizes.
Securely store and organize all your passwords in one place. This app syncs your data across devices, including your Apple Watch, for easy access. Quickly find and copy your credentials with favorite and quick action features.
