Best e alternatives: apps like e: Spacetime Converter

5+ similar apps compared and reviewed

4.3 avg rating
5 free apps
Updated November 2026

Whether you want more options like e or a completely different take on the same concept, our curated list of 5+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to e

iAltair#1

iAltair by Peter Schorn

Vintage computing made easy
Editor's Choice
📚 Education
4.8(22 ratings)
Free
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Experience vintage computing with a simulation of the MITS Altair 8800. Explore old software like CP/M 2 and run programs such as Eliza using built-in BASIC. This self-contained system offers a unique glimpse into early computing history.

Basic Math#2

Basic Math by Explorer Technologies

Practice makes perfect!
Strong Contender
📚 Education
3.0😐(1 ratings)
FreeAds
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Practice essential math skills through repetitive exercises. This app offers addition, subtraction, multiplication, and division problems suitable for children and adults. An optional upgrade unlocks advanced features like a numeric keypad, customizable difficulty, and performance tracking.

What We Love

  • 👍 Good for brushing up math skills
  • 👍 Helps improve math abilities
  • 👍 Allows setting max/min problem values
  • 👍 Good for practicing specific multiplication problems
  • 👍 Cool math game
  • 👍 Wonderful app
  • 👍 Awesome app
  • 👍 Very good program
  • 👍 Useful app
  • 👍 Amazing for basic operations
  • 👍 Great way to engage a child's mind
  • 👍 Good for practicing basic facts
  • 👍 Brilliant for learning
  • 👍 Brilliant game
  • 👍 Great app for kids
  • 👍 Good confidence booster
  • 👍 Good for little kids
  • 👍 Helpful to review
  • 👍 Good arithmetic tool
  • 👍 Good for kids learning multiplication
  • 👍 Good multiple choice app
  • 👍 Great free app
  • 👍 Good for practicing basic math
  • 👍 Nice tool to make homework fun
  • 👍 Good math for little kids
  • 👍 Nice app to improve math skills
  • 👍 Best math game
  • 👍 Excellent game
  • 👍 Good if you don't figure out a trick
  • 👍 Good enough for drilling
  • 👍 Really impressed
  • 👍 Great free app for price
  • 👍 Simple way to become proficient
  • 👍 Acceptable for brushing up
  • 👍 Great app for free
  • 👍 Great tools for success
  • 👍 Easy to use
  • 👍 Free app
  • 👍 Good app
  • 👍 Worth downloading

Room to Improve

  • 👎 No percents offered
  • 👎 App abruptly stops when checking Report Card
  • 👎 Cannot adjust number of problems per session
  • 👎 Tic Tac Toe mode assumes two players
  • 👎 Does not teach math, only runs through problems
  • 👎 Timer only counts up, not down
  • 👎 Requires iOS 4, not compatible with older devices
  • 👎 Too easy for older users
  • 👎 Multiple choice gives away answers
  • 👎 Slow loading times
  • 👎 Problems are too easy
  • 👎 Questions are too simple
  • 👎 App is too slow
  • 👎 Problems go too fast
  • 👎 Useless for people over 10
  • 👎 Too slow, limited time to answer
  • 👎 Multiple choice is not ideal
  • 👎 Lacks mixture of operations
  • 👎 Lacks advanced topics like percentages and angles
The IQ Test : Lite Edition#3

The IQ Test : Lite Edition by Webrich Software Limited

1400+ Questions, 13 Topics
Worth Considering
📚 Education
4.5😞(126 ratings)
FreeIn-App Purchases
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Assess and improve your cognitive abilities with a comprehensive IQ test. It measures general intelligence and performance across 13 specific areas, providing detailed results and progress tracking.

What We Love

  • 👍 Great customer service
  • 👍 Helps with math and problem solving
  • 👍 Challenging and engaging
  • 👍 Keeps brain active

Room to Improve

  • 🔒 Locked content requires payment
  • 🐛 Inconsistent scoring and incorrect answers
  • 🐛 Poorly worded and ambiguous questions
  • 🐛 Crashes and freezes frequently