# TopsOJ — math contest and rise ranks

> math contest and rise ranks (iPhone/iPad app by Jikai Chen.)

- Source: https://appshunter.io/ios/app/topsoj/id6758404876 (this page in markdown: same URL + `.md`)
- Developer: [Jikai Chen](https://appshunter.io/developer/1872766929)
- Category: Education
- Price: Free
- Age rating: 4+
- Requires: iOS 12.0 · 30 MB
- Languages: English
- Released: 2026-01-30
- Data updated: 2026-06-04
- User reviews in markdown: https://appshunter.io/ios/app/topsoj/id6758404876/reviews.md

## What is TopsOJ?

TopsOJ — Math Practice on the Go

TopsOJ brings your favorite math problem-solving platform to your mobile device. Practice anytime, anywhere, even offline! Designed for students, math enthusiasts, and competitive learners, TopsOJ helps you improve your skills one problem at a time.

Key Features

Search & Solve
Easily search our extensive problem library and submit answers directly from your device.

Personalized Recommendations
Get problems tailored to your progress based on your past submissions, so you can focus on areas that matter most.

Leaderboards
Track your progress and compare your performance with other users on simple, easy-to-follow leaderboards.

Offline Mode
Cache problems to your device and solve them anytime, even without an internet connection — perfect for studying on the go.

Math PvP
Compete to solve math problems quickly and accurately by pairing with your friends through bluetooth

TopsOJ is the perfect companion for anyone looking to practice math efficiently, wherever life takes you. Solve. Learn. Progress.


## Version history (last 5 releases)

### 1.0.8 — 2026-06-03

We redesigned problem page and added a calculator tool

### 1.0.7 — 2026-05-02

We added math pvp leaderboard

### 1.0.4 — 2026-03-12

We added a new bluetooth-based math PvP function and a new problem filter

### 1.0.3 — 2026-02-16

We added ranking page and a new mental math game. Also fixed some bugs related to navigating between pages

### 1.0.2 — 2026-02-07

We added math games to math gym and re-designed login mechanisms

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-04.*