# 3state vs PatternBank

The clearest difference is rating: PatternBank at 5.0 against 3state's 3.0. PatternBank also leads on update cadence (every 2 weeks vs every 22 months). 3state's advantage is iOS requirement (13.0 vs 15.1). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PatternBank holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

3state ships an update every 22 months, PatternBank every 2 weeks. The most recent releases landed on September 11, 2026 and July 29, 2026 respectively.

## The numbers

| Metric | 3state | PatternBank |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/3state/id1561758673/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/patternbank/id6759760762/reviews)** |
| Number of ratings | **4** | 2 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 16 MB | 35 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Concierge Plus Inc.](https://appshunter.io/developer/1548427164) | [Yi Zhang](https://appshunter.io/developer/1880518233) |

## What reviewers say

### 3state

[App page](https://appshunter.io/ios/app/3state/id1561758673)

This application is designed for residents and staff of communities managed by Tri-State Enterprises. It enables users to submit work orders and view important announcements. An existing myPM website login is required for access.

**Highlights:** Submit work orders, View community announcements, Access community information, Requires existing login

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### PatternBank

[App page](https://appshunter.io/ios/app/patternbank/id6759760762)

This app helps you remember coding solutions by turning solved problems into spaced repetition reviews. Track your progress, confidence, and review schedules to master algorithms and prepare for technical interviews.

**Highlights:** Track algorithm problems by title, difficulty, confidence, notes, and patterns, Review problems on a spaced repetition schedule, Rate confidence from 1 to 5 stars, Connect public LeetCode Activity, Daily workflow with due reviews and LeetCode solves, Track progress by pattern and review history

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 3state free?

3state is free to download, with no in-app purchases.

### Is PatternBank free?

PatternBank is free to download, with no in-app purchases.

### Which has better reviews, 3state or PatternBank?

PatternBank is rated higher. 3state averages 3.0 out of 5 from 4 ratings, while PatternBank averages 5.0 from 2 ratings.

### Do 3state or PatternBank have ads?

Neither 3state nor PatternBank shows ads.

### Which is updated more often, 3state or PatternBank?

3state ships an update every 22 months, and PatternBank every 2 weeks. Most recently, 3state was updated on September 11, 2026 and PatternBank on July 29, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*