Best Apps to Learn:

Programming:

• Grasshopper:
  • An app for code learning.
  • User mentions: "Have you ever heard of / have you used the code-learning app “Grasshopper”?"

Guitar:

• Yousician:

  • A top app for learning and mastering the guitar.
  • User quote: "Yousician is the best place to learn, practice and master the guitar."

• Justin Guitar:

  • A library of guitar learning videos.
  • User quote: "Justin Guitar is the best app for learning guitar."

• Gibson Guitar app:

  • Offers gameification and AI for learning guitar skills.
  • User quote: "The best app for learning guitar is the Gibson Guitar app."

Languages:

• Anki:

  • A highly recommended app for language learning.
  • User quote: "Anki, and it’s not even close."

• Duolingo:

  • Effective for learning vocabulary and language comprehension.
  • User quote: "I love Duolingo, using the educational mode to bypass the ads."

• Drops:

  • Helps improve vocabulary through games.
  • User quote: "My favorite app to learn Portuguese is Drops."

CSS/Programming:

• Tailwind vs. CSS:
  • Tailwind noted for predictability and containment of styles but criticized for its class names and approach.
  • CSS criticized for being difficult to maintain in large apps.
  • User highlights the pros and cons of both Tailwind and CSS.

Piano:

• Pianote, Piano Marvel, Playground Sessions:

  • Notable apps for learning piano with free trials and YouTube support.
  • User mentions: "Pianote, Piano Marvel, Playground Sessions are 3 of the best."

• Simply Piano:

  • A fun app for learning piano, enjoyed by users.
  • User quote: "My son enjoyed using the Simply Piano app."

Music Theory:

• Hoffman Academy:
  • Recommended for learning music theory.

These summarised Reddit comments cover a range of apps for learning programming, guitar, languages, CSS, piano, and music theory, each with their pros and cons as shared by users.