Comparison

Lotto Pattern Lab vs On99

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Lotto Pattern Lab

Features
Read full description

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: • Taiwan: Lotto 6/49, Super Lotto, Daily Cash 539 • Hong Kong: Mark Six • Japan: Mini Loto, Loto 6, Loto 7 • United States: Powerball, Mega Millions, Lotto America Key features: • Switch between supported countries and regions • Review historical draw results and bonus numbers • Explore number patterns within a selected date range • Verify custom formulas against historical data • 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: • Monthly, yearly, and lifetime options may be available. Actual prices are shown in the App Store. • Auto-renewable subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. • Payment is charged to your Apple ID account after purchase confirmation. • You can manage or cancel subscriptions in your App Store account settings. • 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

About

On99

Features
Read full description

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. Apple Watch: tap the keychain or shake your wrist to draw 6 or 6+1 reference numbers. Results sync automatically to On99 on your paired iPhone. If the iPhone app is closed, results stay queued until received and appear when you reopen On99. You choose whether to save them.

Screenshots

Lotto Pattern Lab4 screens
On994 screens

Verdict

The call

The clearest difference is update cadence: On99 at every 4 days against Lotto Pattern Lab's weekly. On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Lotto Pattern Lab ships an update weekly, On99 every 4 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 5 level
Lotto Pattern Lab versus On99: the parameters behind the verdict, then further details
ParameterLotto Pattern LabOn99
PriceFreeFree
Update frequencyWeeklyEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.0 — better16.4
Further details — not scored
Size74 MB72 MB
Age rating4+17+
DeveloperCHUAN JUI HUANGHo Ngai Chan

In-app purchases

None

Lotto Pattern Lab

No in-app purchases

None

On99

No in-app purchases

Questions

Is Lotto Pattern Lab free?
Lotto Pattern Lab is free to download, with no in-app purchases.
Is On99 free?
On99 is free to download, with no in-app purchases.
Do Lotto Pattern Lab or On99 have ads?
Neither Lotto Pattern Lab nor On99 shows ads.
Which is updated more often, Lotto Pattern Lab or On99?
Lotto Pattern Lab ships an update weekly, and On99 every 4 days. Most recently, Lotto Pattern Lab was updated on October 28, 2026 and On99 on October 31, 2026.

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