Apps Like DrakeEquation for iPhone and iPad
Calculate alien civilizations in the galaxy.
The app calculates the number of civilizations in the galaxy with which communication might be possible. Users can input their own data into the equation and adjust values to see the chance for a signal.
DrakeEquation screenshots
Ranked alternatives
Showing 281–300 of 1,000 ranked alternatives.



DrPhos' pH Calculator
Monte L Helm
Calculate pH, pOH, [H⁺], and [OH⁻]
Calculate pH, pOH, [H⁺], or [OH⁻] from any one value. Input concentration or ion activity to solve for missing variables. Automatically handles strong and weak acids/bases using provided Ka or Kb values.


Math Problem Solver ∞
An Truong
Solve problems instantly
Solve problems by scanning equations or handwritten input. Receive step-by-step solutions and detailed explanations. View graphs and additional information. Complete homework and track progress.

Convergence 360 Battle
Mike Hempfling
Defend outpost from alien spacecraft.
The app challenges users to defend a remote outpost from aliens in a distant galaxy. Users earn points by surviving longer, with increasing difficulty as the game progresses.



History Answers - History AI
East Frisia LLC
Ask questions, get instant
AI allows users to ask questions or upload text for instant, fact-checked . It covers all historical periods and provides detailed explanations. Users can explore different eras and events through AI-driven insights.


MathBoard Challenge
PalaSoftware Inc.
Compete, answer, track scores
Offers timed math quizzes with competitive scoring. Users can friends or race against the clock. Incorrect answers deduct points. Customize difficulty and problem types. Track progress and review results.

avtrs.ai - AI Art & Avatars
Omer Karisman
Create from photos
Create realistic AI from photos. Customize appearance and environment. Generate 3D models and share . Edit and enhance avatar details. Export and view in various formats.



Equation & System Solver
Francesco Varotti
With step-by-step guidance
With step-by-step guidance. Input and receive detailed solutions. Practice with exercises and review theory cards for different equation types.





Diamonds Analyzer for Freefire
Mourad Akka
Play, compete, and conquer battles
Quiz Challenges allow users to test knowledge of through three difficulty levels. Diamond Calc helps calculate diamond values based on in-game items. Users can track progress and compare scores with others.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.