





44+ iOS apps & games curated and reviewed
Looking for free tonic number apps and games? 17 of our 44+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.











Organize your bills, track expenses, and manage your budget easily with this intuitive app. Stay on top of your finances effortlessly. Start planning your budget today!


Discover a comprehensive music theory application that provides a platform for musicians to explore chord progressions, scales, and modes through interactive lessons and exercises. Enhance your musical knowledge and skills with this versatile tool.


This music theory application provides a comprehensive collection of scales, chords, and harmonizations, offering over 1500 entries and audio clips to help musicians quickly find the information they need. With support for multiple notations and accessibility features, it's an essential tool for musicians to write music, prepare for performances, or analyze jazz standards.


A music theory app for songwriters, producers, and teachers, featuring a piano chords and scales dictionary. Includes chord progression builder, practice tools, and customization options for chords and scales. Explore over 1500 chords, 10,000 scales, and more to enhance your music composition and practice sessions.


Improve your math skills with a fun game that challenges you to arrange digits in the best order. Give it a try if you enjoy math and virtual digit production!


An app that consolidates important items like credit cards, IDs, tickets, and more on your iPhone, promoting easy and secure payments in stores or online using Apple Pay, offering features like Apple Pay Later and Apple Card for simplified transactions and management.




This harmonica tuner app allows you to see the notes you're playing in real-time and supports various tunings and music scales in any key, helping you to improve your playing skills. Download it now and start playing with perfect pitch and harmony!




Learn numbers in over 25 languages by listening with this innovative app. Start improving your language skills today by downloading the app and exploring its various difficulty levels, from basic numbers to large quantities.




A comprehensive music theory app offering chords, scales, guitar chord charts, ear training, and more. Features include a vast chord and scale database, chord pads for composition, and MIDI/AUv3 functionality. Explore musical terms, customize settings, and improve your music skills with this all-in-one tool.


Experience the addictive logic puzzle with 6000 levels of varying difficulty. Test your skills with Suguru's simple rules and non-repeating number challenge. Start with the "Novice" level and work your way up for a uniquely satisfying challenge.






Improve your listening skills with a simple and fun game that helps you practice understanding numbers in 27 different languages. Take a few minutes each day to play and perfect your skills with a premium subscription that offers ad-free experience.


This application allows users to write and edit chord charts, judge song keys, transpose songs, and share chord sheets, with various notation systems and features like auto-scroll and a metronome. Try it out to easily create and customize your own chord charts and take your music to the next level.