kb Typing Trainer

kb is a one-time purchase for iPhone, iPad, and Mac. There is no subscription, no in-app purchase, no ads, and no account. Every lesson, layout, language, and test is included from the first launch, and nothing is sold separately later. Your results stay on your device and in your own iCloud account; kb has no servers of its own. kb is a typing trainer built around one idea: you pick the speed you want to type at, and it does not move you on until you can hit it. Set a target — 35 WPM by default, configurable per lesson type — and kb scores every keystroke against it. A key turns green once you type it at or above your goal, and the next letter unlocks only when the current set is green. Practice always returns to the key holding you back. The keys on screen are a readout of your progress toward the speed you set: red below the target, green at or above it. You can see which keys are…