Showing 21–40 of 1,000 ranked alternatives.
Mad Harmony Inc
Play, record, and learn
Learn and with interactive lessons and visual diagrams. Practice with metronome and tuner tools. Explore music theory concepts and compose original songs. Track progress and set practice goals. Sync with other devices for continued learning.
Calc Hub, LLC
Calculate needs in tons, yards, and meters
Estimate , stone, rock, sand, topsoil, and aggregate needed for projects. Calculate required amounts in tons, cubic yards, and cubic meters. Input dimensions and material type to get accurate estimates.
Ryan Newsome
Practice notes and build musical skills
Practice with interactive exercises that improve accuracy, rhythm, and note recognition. Use MIDI instruments, microphone input, or on-screen keyboard for flexible practice. Track progress and refine musical skills through targeted sessions.
Calc Hub, LLC
Estimate blocks and bricks for walls
Calculate materials for and brickwork projects. Estimate blocks, bricks, mortar, concrete, and gravel needed. Input wall dimensions in various units. Use calculators for area, volume, and retaining walls.
OCEAN FLOAT MOBILE LIMITED
Python with interactive lessons
Python with step-by-step tutorials, interactive coding exercises, and quizzes. Practice in a built-in code editor, test knowledge with exercises, and track progress in real time.
Organum Limited
Play music from photos and PDFs
Play music from photos, images, and PDF scores. Export as MusicXML and MIDI. Adjust volume, instrument, and transposition for each staff. Accompany singing or playing with a metronome that recognizes time signatures. Create playable scores.
Focaccia, Inc.
Set time, pause, watch sand fall
Set a custom time duration and pause the . Watch animated sand fall in a calming visual. No additional features or notifications.
Kadama LLC
Tutors for homework and exams
Tutors for homework, exams, and essays. Schedule in-person or online sessions. Set budgets and choose subjects. Compare tutors using ratings, reviews, and background checks.
imagiLabs AB
Learn in Python with friends
Learn in Python with guided lessons for beginners. Create projects and express creativity through code. Join a community for collaborative learning and support. Track progress and practice writing code with interactive exercises.
Mobibean, LLC
Write code, run apps, deploy projects
Allows users to write and run code on mobile devices and tablets. It includes a code editor, sample library, and tools for building front-end and back-end apps. Users can customize projects and deploy applications directly.
The Pinkfong Company, Inc.
Trace letters, numbers, and shapes with fun
Teach children to write alphabets, numbers, and shapes through exercises. Include fun games, videos, and interactive activities. Features cute illustrations like jellybeans and spaceships. Incorporate Baby Shark songs for engagement.
HOANG PHAM
Learn through reading and
Learn through structured reading exercises with six difficulty levels. Practice vocabulary building with interactive content. Track progress and access reading materials categorized by themes like art and beach environments.
Oxy Foo
Coding with interactive exercises
Coding through interactive exercises in Python, SQL, HTML, CSS, and JavaScript. Practice coding without lectures or subscriptions. Track progress and at your own pace. No experience required.
Rational Matter Ltd
Python with interactive coding labs
Coding with interactive labs and an on-device Python IDE. Run without setup or internet. Access tutorials on syntax, variables, functions, loops, data analysis, visualization, web scraping, networking, XML/JSON parsing, and machine learning.
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