Lotto Pattern Lab vs On99
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Lotto Pattern Lab
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Lotto Pattern Lab is a historical lottery data and analysis utility. It helps you review past draw results, compare number patterns, verify formulas, and organize your own analysis workflow across supported markets. Supported markets and games: β’ Taiwan: Lotto 6/49, Super Lotto, Daily Cash 539 β’ Hong Kong: Mark Six β’ Japan: Mini Loto, Loto 6, Loto 7 β’ United States: Powerball, Mega Millions, Lotto America Key features: β’ Switch between supported countries and regions β’ Review historical draw results and bonus numbers β’ Explore number patterns within a selected date range β’ Verify custom formulas against historical data β’ Export analysis results as PDF Important: This app is an informational, statistical, and analytical tool only. It does not sell lottery tickets, accept bets, purchase tickets on behalf of users, operate gambling services, guarantee winning results, or claim to improve the odds of winning. Always verify draw information with the relevant official lottery source. Subscription and terms: β’ Monthly, yearly, and lifetime options may be available. Actual prices are shown in the App Store. β’ Auto-renewable subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. β’ Payment is charged to your Apple ID account after purchase confirmation. β’ You can manage or cancel subscriptions in your App Store account settings. β’ Canceled subscriptions remain active until the end of the current paid period. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://justin3937.github.io/privacy.html
On99
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On99 is an independent information and analysis app for Hong Kong Mark Six results, history, statistics and number tools. It is not affiliated with, endorsed by, or operated by the Hong Kong Jockey Club (HKJC). Use On99 to: - Check the latest completed draw and next-draw status - Review winning numbers and payout details by draw date - Browse yearly history and result archives - Explore statistics, jackpot records and historical outlet information - Use number-reference, overlap-analysis and combination-cost tools for personal analysis - Read guides explaining common Mark Six and prize terms Explore published results and number information in one place, with tools for personal reference.
Screenshots
Verdict
Lotto Pattern Lab and On99 are too close to call on the numbers: across 6 compared parameters β price, update cadence, ads and in-app purchases among them β neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.
| Parameter | Lotto Pattern Lab | On99 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Weekly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod β better | iPhone, iPad |
| Requires iOS | 15.0 β better | 16.4 |
| Further details β not scored | ||
| Size | 74 MB | 66 MB |
| Age rating | 4+ | 17+ |
| Developer | CHUAN JUI HUANG | Ho Ngai Chan |
In-app purchases
Lotto Pattern Lab
No in-app purchases
On99
No in-app purchases








