Apps Like Collatz Explorer for iPhone and iPad
Ranked alternatives
Showing 321–340 of 1,000 ranked alternatives.



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.

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.



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.





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.

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.


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.





How we rank alternatives
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