CRUMB app icon

Apps Like CRUMB for iPhone and iPad

Build circuits in 3D with real components

Build and test electronic circuits in a 3D environment. Construct prototypes without physical components. Explore transistor functions and audio filtering. Access a component catalog for circuit design and experimentation.

by Vital Group Limited★ 4.4139 ratingsProductivity$7.99Data updated 2026-09-15

CRUMB screenshots

Ranked alternatives

Showing 121–140 of 1,000 ranked alternatives.

  1. Learn Python 3 Programming PRO app icon

    Learn Python 3 Programming PRO

    Shahbaz Khan

    And build projects

    3 through bite-sized lessons with examples and real projects. Track progress with quizzes and coding exercises. Access course materials and practice coding directly in the . Build skills in web development, machine learning, and data science.

    ★ 4.5142 ratingsEducation$1.99Data updated 2026-09-06
  2. Motor Repair app icon

    Motor Repair

    Forwa Elade Wunde

    Rewind electric motors step by step

    Learn to rewind or recoil electric motors through step-by-step instructions. Explore terminology related to windings, configurations, and components. Access diagrams and detailed explanations of insulators and insulation papers.

    ★ 0.00 ratingsEducation$5.99Data updated 2026-09-06
  3. Tajweed Quran-Recitation Rules app icon

    Tajweed Quran-Recitation Rules

    Web Triangle LLC

    Recite Quran

    Learn for proper Quran recitation. Access audio examples for each rule. Practice with interactive exercises. Track progress with built-in quizzes. View detailed explanations of principles. Share notes and recordings with others.

    ★ 4.6144 ratingsEducationFreeData updated 2026-09-09
  4. VAIRKKO app icon

    VAIRKKO

    VAIRKKO Technologies, LLC

    ★ 3.330 ratingsBusinessFreeData updated 2026-09-06
  5. Construct QC app icon

    Construct QC

    Terabase Energy, Inc.

    Inspect, track, and share QC data

    Geolocate project components on a map and link observations for precise tracking. Create and manage a single punchlist within the . Share updates in real-time with team members. Digitally document inspections and submit reports without paper.

    ★ 4.610 ratingsUtilitiesFreeData updated 2026-09-06
  6. ELECTROtools app icon

    ELECTROtools

    FEGIME Deutschland Marktgemeinschaft im Elektrogrosshandel GmbH & Co. KG

    Calculate electrical formulas on the go

    Access formulae and tabulations for electrical calculations. View clear graphics and tables. Convert units automatically. Follow German and European standards. Input data for circuit analysis and system design.

    ★ 4.02 ratingsProductivityFreeData updated 2026-09-08
  7. Learn Arduino Programming Pro app icon

    Learn Arduino Programming Pro

    Haroon Khalil

    And build projects

    With step-by-step tutorials, circuit diagrams, and source code. Build projects like a remote control and SMS sender. Access the IDE and Wiring language. View project examples and hardware connections.

    ★ 4.212 ratingsBook$1.99Data updated 2026-09-08

How we rank alternatives

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