Calendar-Trainer app icon

Apps Like Calendar-Trainer for iPhone and iPad

by Martin Eisele★ 0.00 ratingsEducation$31.99Data updated 2026-09-13
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Ranked alternatives

Showing 981–1000 of 1,000 ranked alternatives.

  13. IC 555 Timer Pro app icon

    IC 555 Timer Pro

    ALG Software Lab SIA

    Learn oscillator design with tutorials and diagrams

    Learn about oscillator design and waveform generation using 555 timers, logic ICs, op-amps, and transistors. Access over 130 tutorials and circuit diagrams.

    ★ 0.00 ratingsEducation$3.99Data updated 2026-09-06
    App details
  16. Pitch Ninja app icon

    Pitch Ninja

    Dmitry Alexandrovsky

    Sing intervals, record your voice, get feedback

    Practice ear training by singing intervals based on given tones. The records your voice and provides feedback on accuracy. Use with a headset for optimal results.

    ★ 0.00 ratingsMusicFreeData updated 2026-09-06
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  17. Vireg app icon

    Vireg

    Geoffrey PETAIN

    ★ 0.00 ratingsEducationFreeData updated 2026-09-06
    App details

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.