AlphaDelta app icon

Apps Like AlphaDelta for iPhone and iPad

Compute stable isotope fractionation equations.

The app computes stable isotope fractionation for H, C, O, and S. It calculates the 1000 ln α value between molecules at a set temperature or the temperature of isotope equilibrium for a difference in isotope composition.

by Universite Laval★ 5.02 ratingsReferenceFreeData updated 2026-09-17

AlphaDelta screenshots

Ranked alternatives

Showing 321–340 of 1,000 ranked alternatives.

  1. Molecule app icon

    Molecule

    Kirill Blinov

    Draw and share chemical structures

    Draw and share chemical structures with interactive tools. Calculate molecular formula, molecular weight, monoisotopic mass, and elemental composition in real time during drawing.

    ★ 4.010 ratingsEducationFreeData updated 2026-09-08
  2. CloudLabs Lever Application app icon

    CloudLabs Lever Application

    Jiovany Orozco

    Assemble cranes and test levers

    Build a scale model crane using interactive components like a jib arm, hydraulic cylinder, and platform. Analyze torque and forces to balance the system. Adjust positions and calculate required force for equilibrium.

    ★ 0.00 ratingsEducationFreeData updated 2026-09-06
  3. DrPhos' pH Calculator app icon

    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.

    ★ 3.73 ratingsEducation$0.99Data updated 2026-09-06
  1. Shakespeare’s Sonnets app icon

    Shakespeare’s Sonnets

    NatureGuides Ltd.

    Read , explore themes, and share insights

    Explore Shakespeare's 154 with interactive audio performances. Highlight key phrases with animations. Search for themes or keywords. Customize reading speed and background music. Share favorite lines or quotes.

    ★ 5.020 ratingsEntertainment$9.99Data updated 2026-09-08
  2. iUnit Measurement Conversion app icon

    iUnit Measurement Conversion

    Black Cat Systems

    Convert between 1650 units easily.

    The app converts between 1650 different units in 57 categories. Users can convert units for acceleration, area, energy, mass, temperature, time, and volume.

    ★ 3.76 ratingsReference$2.99Data updated 2026-09-10
  3. Copeland PT Pro app icon

    Copeland PT Pro

    Copeland LP

    Convert temperature to pressure

    Convert temperatures between Celsius and Fahrenheit. Select a refrigerant to calculate saturated pressure in Bar or Psig. Enter a pressure to determine corresponding saturated temperature.

    ★ 3.37 ratingsReferenceFreeData updated 2026-09-08
  4. Grade 9 Science Practice app icon

    Grade 9 Science Practice

    Manish Kumar

    With quizzes and tests

    Students can questions chapter by chapter, take mock tests for comprehensive review, and track performance with detailed statistics. Features include quiz-based learning, performance monitoring, and curriculum-aligned .

    ★ 0.00 ratingsEducationFreeData updated 2026-09-06
  5. Algebra Practice app icon

    Algebra Practice

    nguyen thanh

    Learn , geometry, and equations

    Learn 9th grade math with comprehensive lessons covering , geometry, and trigonometry. Use the AI math solver for instant step-by-step solutions. Play interactive math games to reinforce concepts.

    ★ 4.113 ratingsEducationFreeData updated 2026-09-06
  6. Developer Calc Hex Dec Oct Bin app icon

    Developer Calc Hex Dec Oct Bin

    DAI WEIJIE

    Calculate in multiple number systems

    Perform calculations with binary, octal, decimal, and hexadecimal values displayed simultaneously. Enter and view hex codes and RGB values on the same screen. Display up to 19 decimal digits. Toggle conversion reset on or off.

    ★ 4.114 ratingsUtilitiesFreeData updated 2026-09-08
  7. GeoGebra CAS Calculator app icon

    GeoGebra CAS Calculator

    GeoGebra GmbH

    Solve equations and factor expressions

    Solve equations and expand expressions. Find derivatives and integrals. Work with undefined variables. Identify roots, minima, and maxima. Create tables of values. Perform regression analysis. Access free learning activities.

    ★ 4.014 ratingsEducationFreeData updated 2026-09-15
  8. Average ISA Deviation app icon

    Average ISA Deviation

    Juan Mauricio Padilla Villarreal

    Calculate ISA deviation for descent.

    This utility calculates average ISA temperature deviation for descent planning. It simplifies manual calculations, reduces workload, and minimizes potential errors for pilots using the FMC.

    ★ 5.02 ratingsNavigation$3.99Data updated 2026-10-12
  9. Esthetician State Board Exams app icon

    Esthetician State Board Exams

    FLUENT AAC TECHNOLOGY S.R.L.

    Practice , flashcards, and tests

    Practice for the NIC-Esthetics Exam with 3000+ exam-like questions and 1000+ flashcards. Complete practice tests and real-life scenarios simulate exam conditions. Track progress and review answers for each question.

    ★ 4.317 ratingsEducationFreeData updated 2026-09-06
  10. Jewelry Identifier ° GemIQ app icon

    Jewelry Identifier ° GemIQ

    LSA MANAGEMENT SERVICES AUSTRALIA PTY LTD

    Identify with a photo

    Identify , gemstones, and metals using a single photo. Get expert analysis on material composition, authenticity, and value. Learn about gemstone types, carat weights, and metal purity. Share results and save item details for reference.

    ★ 4.619 ratingsUtilitiesFreeData updated 2026-09-06
  11. Funnycast - Funny Weather app icon

    Funnycast - Funny Weather

    ASN GROUP LLC

    Check with phrases

    View current conditions with temperature, feels like, humidity, cloudiness, and sunrise/sunset times. Access high and low temperatures. Receive humorous phrases for different scenarios.

    ★ 4.111 ratingsWeatherFreeData updated 2026-09-12

How we rank alternatives

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