Rectangular Beam app icon

Apps Like Rectangular Beam for iPhone and iPad

by Rab Elias★ 1.02 ratingsProductivity$4.99Data updated 2026-09-06
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Ranked alternatives

Showing 281–300 of 1,000 ranked alternatives.

  3. Liberation Philology Polish app icon

    Liberation Philology Polish

    David Arthur

    Test vocabulary and grammar anywhere

    Provides multiple-choice tests on vocabulary and grammar. Users answer questions, receive immediate feedback, and review previous material through cumulative levels. The reinforces learning through repetition and structured practice.

    ★ 5.05 ratingsEducation$2.99Data updated 2026-09-06
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  4. Liberation Philology Slovene app icon

    Liberation Philology Slovene

    David Arthur

    Practice vocabulary and grammar

    Offers multiple-choice tests on vocabulary, noun declension, and verb conjugation. Users answer questions with immediate feedback and repetition for reinforcement. Modules include vocabulary with 148 levels, declension, conjugation, and grammar.

    ★ 4.65 ratingsEducation$2.99Data updated 2026-09-11
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  5. APE Optics Calculator app icon

    APE Optics Calculator

    Stefan Popien

    Calculate SFM, DFG, and OPO wavelengths

    APE enables users to evaluate equations in ultrafast and nonlinear laser . It calculates Sum Frequency Generation, Difference Frequency Generation, optical parametric oscillator parameters, and coherent anti-Stokes Raman scattering values.

    ★ 4.84 ratingsEducationFreeData updated 2026-09-08
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  10. Concrete Calculator Pro app icon

    Concrete Calculator Pro

    Vaghani Keyur

    Calculate volume and cost

    Calculate quantities by entering project dimensions and selecting units. Choose between cubic yards, cubic meters, or tons. Adjust for waste and view detailed breakdowns. Export results and share with team members.

    ★ 4.73 ratingsUtilitiesFreeData updated 2026-09-06
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How we rank alternatives

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