Collatz Explorer app icon

Apps Like Collatz Explorer for iPhone and iPad

by Berk Sucu★ 4.65 ratingsEducationFreeData updated 2026-09-06

Ranked alternatives

Showing 321–340 of 1,000 ranked alternatives.

  1. GoodDeed app icon

    GoodDeed

    Roman Kuryanov

    Do good deeds and track your impact

    Track daily good deeds with a simple counter. Log acts of kindness like offering seats, helping seniors, feeding animals, or donating clothes. Set daily goals and receive reminders to encourage consistent positive actions.

    ★ 4.417 ratingsLifestyle$0.99Data updated 2026-09-25
  1. Symbolic Calculator app icon

    Symbolic Calculator

    Voxeloid Kft.

    Solve math problems with a calculator.

    This application provides a tool for students, teachers, and engineers to solve various math problems. It combines graphing and scientific calculator features with the convenience of a larger screen and keyboard for complex calculations and plotting.

    ★ 0.00 ratingsEducation$2.99Data updated 2026-10-22
  2. Artlist - Bruegel Collection app icon

    Artlist - Bruegel Collection

    Jinan Matrix Information Technology Co., Ltd.

    View paintings, rate, filter, download

    Collect and view 92 Pieter the Elder paintings. Browse high-resolution images with customizable filters and categories. Download artwork to a mobile device. Rate paintings and refine views based on ratings.

    ★ 4.723 ratingsEducationFreeData updated 2026-10-09
  3. My first German words app icon

    My first German words

    Alexandre Minard

    Fun learning basic German words game

    The app helps children aged 2 to 7 learn basic German words through interactive gameplay. It features over 50 words across animals, colors, and fruits, with letter and word pronunciation in German.

    ★ 5.01 ratingsEducation$1.99Data updated 2026-09-15
  4. My first Spanish words app icon

    My first Spanish words

    Alexandre Minard

    Fun learning for young Spanish speakers.

    The app helps children aged 2 to 7 learn basic Spanish words through interactive games. It features over 50 words across three themes: animals, colors, and fruits, with pronunciation and animations.

    ★ 1.01 ratingsEducation$1.99Data updated 2026-09-14
  5. RST 599TK app icon

    RST 599TK

    koji kamogawa

    Practice CW QSOs and send Morse code

    Simulate amateur radio CW QSOs with contest-style operations. Input Morse code using an electric touch keyer. Switch between transmit and receive with a send button. Adjust CW speed and reverse dot/dash settings. Display TX/RX status.

    ★ 4.19 ratingsEducationFreeData updated 2026-09-25

How we rank alternatives

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