62+ iOS apps curated and reviewed
The best kenichi yamamoto apps on iPhone average 3.7★ across 62+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
This app allows users to easily trace photos and illustrations on their smartphone, making it simple to create good drawings without needing artistic talent. By selecting a photo, adjusting settings, and locking the screen, users can place paper on the screen and draw, saving as many sketches as they like.
This application allows users to add a color palette to their photos, illustrations, and landscapes for a fashionable look. With a variety of customizable palette designs, users can easily extract color information from their images and add a personalized touch in just a few simple steps.
This interval training timer app guides users through workouts with voice counts, large display, and customizable settings, making it perfect for HIIT, Tabata, and interval training. Start your daily workouts with easy settings, track progress, and automatically record training sessions on your calendar.
This application allows users to repeat a specific part of a video infinitely and flip it left or right with ease. Simply select the desired section while the video plays and press play to loop it, ideal for learning phrases, practicing skills, or analyzing movements.
Create stunning photo filters from any image with this innovative camera app, featuring over 250 presets, customizable adjustments, and a retro mode. Take your photography to the next level and create a unified Instagram gallery with just a few taps.
This application helps you realize the value of your time by calculating how many more times you can do things you love, like eating what you want, traveling, or meeting loved ones, based on your current age. By using this app, you can rethink your daily life and make the most of the precious time you have left.
This training timer application assists with slow training by providing voice and visual countdowns for customized workout routines, allowing users to create and save multiple training menus with specific settings for movements, repetitions, and intervals. It supports various features such as dark mode, background operation, and silent mode, making it a reliable companion for weight training, muscle training, and rehabilitation - start your slow training today!