Iris and Ivy Apps
Apps by Iris and Ivy Shi – Education, Language, and Fun
Apps by Iris and Ivy Shi – Education, Language, and Fun
A Note on Publishing
All apps on this site were independently designed, developed, and coded by twin sisters Iris Shi and Ivy Shi using SwiftUI and Xcode. Due to Apple's policy requiring developers to be 18 or older to hold an individual Apple Developer Program account, the apps are published under our mom's account.
1. Educational Tools
Dedicated to making high-stakes exam preparation accessible and effective. These free, ad-free apps provide original practice questions, progress tracking, and school resources to help students excel in academics and beyond.
BioChemQuizApp Free AP Biology, Chemistry, Calculus, Physics, Psychology & Statistics
practice
https://apps.apple.com/us/app/biochemquizapp/id6756890071
BioChemQuizAppSupport BioChemQuizAppPrivacyPolicy
SATMathPrepApp Dedicated SAT Math preparation tool
ACLS Official app for Acton Chinese Language School (schedules, news, classrooms, etc.)
2. Chinese Language Learning
Interactive tools designed to make learning Chinese fun and engaging for all ages. Through games and puzzles, these apps help users master characters, vocabulary, and word connections while celebrating Chinese language and culture.
Hanzi Matching Chinese character matching game, fit for JiNan Book study
Chinese Word Connect Chinese word connection puzzle, help you review Chinese characters
https://apps.apple.com/us/app/chinesewordconnect/id6747640831
3. Games & Entertainment
Creative projects exploring game design, logic, and strategy. From classic Mahjong to original puzzles and challenges, these apps showcase playful experimentation with interactive experiences.
OrderGuess Number sequence guessing game
MaJiang Classic Mahjong game
ColorGrid Color grid matching puzzle
https://apps.apple.com/us/app/colorgridmatching/id6747360232
LifeAndKnife Strategy/survival-style game
FindFlowers Hidden object flower-finding game