PatternBank vs OneStarter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PatternBank
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.
- 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
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Stop forgetting LeetCode solutions. PatternBank helps you retain what you practice by turning solved problems into confidence-based spaced repetition reviews. Solving hundreds of problems is not the same as remembering them. PatternBank gives you a focused system for tracking what you solved, how confident you felt, which patterns were involved, and when you should review next. Use PatternBank to: - Track algorithm problems by title, difficulty, confidence, notes, and patterns - Review problems on a spaced repetition schedule - Rate confidence from 1 to 5 stars after each review - Connect public LeetCode Activity to bring recent accepted submissions into Today - See due reviews, LeetCode solves, and completed work in one daily workflow - Track progress by pattern, review history, confidence trend, and 30-day projection - Exclude problems you do not want in the review queue - Start locally without an account, then sign in when you want cloud sync PatternBank is built for technical interview prep, algorithm practice, and long-term recall. It keeps the workflow simple: capture the problem, rate your confidence, review what is fading. LeetCode Activity uses public profile activity. PatternBank does not ask for your LeetCode password.
OneStarter
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OneStarter is an interactive preview of a reusable SwiftUI source template for makers building iOS apps. Explore a polished app shell, onboarding, an editable checklist, settings, English and Simplified Chinese localization, themes, StoreKit 2 purchase and restore states, redemption access, and release-oriented structure in a real app. The App Store app is a hands-on demo. The complete private source template is available separately from One Apps Studio. Open the product page from the app to learn about source access. Built for makers who want a maintainable starting point, privacy-conscious defaults, and a repeatable path from idea to release. Terms of Use: https://oneapps.studio/terms
Screenshots
Verdict
The clearest difference is in-app purchases: PatternBank at none against OneStarter's 2. PatternBank also leads on iOS requirement (15.1 vs 18.0). OneStarter's advantage is update cadence (daily vs every 2 weeks). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. OneStarter sells 2 in-app purchases, starting at $9.99 per year. PatternBank asks for nothing beyond the download.
PatternBank ships an update every 2 weeks, OneStarter daily. The most recent releases landed on October 16, 2026 and September 24, 2026 respectively.
| Parameter | PatternBank | OneStarter |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 18.0 |
| Further details — not scored | ||
| Size | 35 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Yi Zhang | Freedom Dimension (shenzhen) Technology Co., Ltd |
In-app purchases
PatternBank
No in-app purchases
OneStarter
- Pro Yearly3 Days trial$9.991 Year
- Pro Lifetime$0.29









