Apps Like Orenda for iPhone and iPad
Balance water chemistry with LSI calculations
Calculate pool chemical dosages based on water chemistry and LSI balance. Measure and adjust pH, alkalinity, and calcium hardness. Estimate pool volume and watch instructional videos. Access a user-friendly interface for accurate chemical balancing.
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Ranked alternatives
Showing 81–100 of 1,000 ranked alternatives.


US Citizenship Test - USCIS
Roy Dimayuga
Take and review tests
Prepare for the U.S. with practice questions, study guides, and exam tips. Review civics topics, take practice quizzes, and track progress. Access official resources to prepare for the naturalization interview and .

Periodic Table of Elements+
Sonya Marcarelli
Create molecular formulas and copy element data
Access chemical element data including atomic number, symbol, and properties. Select and copy element details. Create molecular formulas by long-pressing symbols. Calculate molecular mass. Link to Wikipedia pages for additional information.





SoundHound Chat AI App
SoundHound, Inc.
Ask, respond, and get answers instantly
Use voice commands to ask questions and receive fast, accurate responses. Add follow-up queries for detailed information. Access conversational and generative AI for helpful interactions. Integrate with multiple services for enhanced functionality.


Character Chat AI
HK CNDE CO., LIMITED
With AI characters in roleplay and celebrity
Roleplay Romance allows users to engage in immersive conversations with virtual partners featuring unique personalities. Celeb Talks enables interactions with fictional or real figures like Harry Potter or Elon Musk.


Homework Help, AI Math Solver
Mats Vink
Study subjects with step-by-step explanations
Solve , chemistry, and physics problems with step-by-step explanations. View detailed solutions and learn how to approach similar problems. Track progress and review concepts for exams and .

ServiceM8 - Field Service App
Eroldawn Pty Ltd
Manage jobs, track staff, and schedule tasks
Manage jobs with digital job cards, track staff locations, and send client emails and texts. Create quotes, log job notes and photos, and handle online bookings. Schedule tasks and manage assets through the .

Plutocalc+ Water
Daniel Peig
Solve treatment problems
Solve engineering problems with 103 calculators and 2670 calculations. Access chemical databases and standards. View self-explanatory diagrams. Input data for real-time results. Supports multiple languages including English and Portuguese.


JobStack for Business
Trueblue, Inc
Post shifts, find workers, manage jobs
Manage temporary worker assignments and shift scheduling. Post jobs instantly and access a pool of available workers. Use AI tools to match candidates with roles. View worker availability and track job progress.

Elementium
Samuel Spencer
Search elements by properties and trends
Access detailed element information including symbol, name, atomic number, and mass. Search by classification, phase, or other properties. View electronegativity, atomic radius, and electron configuration.

Punta Almina
ALEXANDER MAXIMILIAN NEUROHR
Access pool QR codes and documents
Access pool facilities using QR codes. Retrieve community documents and AGM records. Participate in resident discussions. Find local service contacts. Navigate the offline.

Chemistry Solver: AI Scanner
DAMIEN, NATHANAEL ELLEDGE
Solve problems with AI
Scan problems with AI to get step-by-step solutions. Solve equations, balance reactions, and identify compounds. Access periodic table and chemical formulas. Share solutions and save notes for review.

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