Comparison

1/2 one vs Ultimate Tic Tac Toe

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

Head to head
About

1/2 one

Test your luck and strategy in this simple guessing game. Aim for consecutive correct answers with a 50/50 chance, and track your progress. You get one chance to redo a selection per streak.

Highlights
  • 50/50 guessing mechanic
  • Consecutive correct answer tracking
  • Single redo per streak
  • Probability display
  • Simple L/R choices
Features
Read full description

Keep picking 1/2 and chase the odds that almost never happen! A simple game: how many times in a row can you call a 50/50 correctly? ■ How to play ・Pick one of two: "L" or "R" ・On a hit, the probability of your streak so far is shown (1/2 → 1/4 → 1/8 …) ・On a miss, the streak goes into RECORDS and you start over ・Once per streak you can watch an ad to redo your choice (the answer is drawn again). Redo can be switched ON / OFF ■ Records ・RECORDS: how many times you reached each streak, and your total runs ・HISTORY: the winning side of your last 13 picks ■ Version 2.0.0 (complete remake) ・Rebuilt from the ground up with a new design ・Added hit / miss effects and haptic feedback ・After a miss, your last streak stays readable ・Redo is only offered when an ad is ready ・Supports iPad and larger text sizes ・Your existing records carry over This app shows ads (banner, interstitial and rewarded). Terms of Use: https://www.gravass.co.jp/apps/terms/ Privacy Policy: https://www.gravass.co.jp/apps/privacy/

About

Ultimate Tic Tac Toe

Features
Read full description

The classic 3×3 tic-tac-toe you know, evolved into an "ultimate" battle of wits played across nine boards. Simple to pick up, surprisingly deep to master — a fresh take on strategy games. ■ What is Ultimate Tic Tac Toe? The cell you choose decides which board your opponent must play next. A single move can shape the game several turns ahead, making every read-the-opponent decision matter. Easy to learn, endlessly deep to master — perfect for a quick match on the go or a long session at home. ■ Two game modes • Ultimate Tic Tac Toe — the main mode: nine small boards nested in one big grid. Win three small boards in a row to win the game. • Classic — the timeless 3×3, for a quick match or a rules refresher. ■ Full range of match types • vs CPU — Easy / Normal / Hard, plus a hidden difficulty that appears once you keep beating Hard. Can you reach it? • 2 Players — face off on one device with a friend or family member. No connection needed, anytime, anywhere. • Online Match — find an opponent through matchmaking for a real match, with a per-move time limit that keeps things tense. Chase a new win streak. • Play with a Friend — send an invite code to challenge a friend online directly. ■ Built to help you improve • Winning-move hint — a gentle nudge toward the best move when you're stuck. • Undo — recover from a misclick with a safety net. • Choose who goes first — start the match on your own terms. • Achievements — track milestones like your first win, win streaks, and clearing every difficulty. ■ Make it yours • Multiple board themes — Neon, Washi, Forest, and more, to match your mood. • Automatic light/dark mode — easy on the eyes, day or night. ■ Play offline Solo and Classic modes work completely without a connection — a quick brain workout anywhere, signal or not. ■ About ads This app is free to play, supported by ads. There are no in-app purchases. One cell decides the battle. Start your journey to becoming an Ultimate Tic Tac Toe master today. [Terms of Service] https://rinblog.org/apps/ultimate-tictactoe/support/terms/ [Privacy Policy] https://rinblog.org/apps/ultimate-tictactoe/support/privacy/

Screenshots

1/2 one4 screens
Ultimate Tic Tac Toe4 screens

Verdict

The call

The clearest difference is in-app purchases: 1/2 one at none against Ultimate Tic Tac Toe's 1. Ultimate Tic Tac Toe's advantage is update cadence (fortnightly vs every 2 months). On price, ads, device support and iOS requirement 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. Ultimate Tic Tac Toe sells 1 in-app purchase, starting at $0.99 per month. 1/2 one asks for nothing beyond the download.

UpkeepUpdate frequency

1/2 one ships an update every 2 months, Ultimate Tic Tac Toe fortnightly. The most recent releases landed on October 2, 2026 and October 14, 2026 respectively.

Scorecard2 real differences · 6 level
1/2 one versus Ultimate Tic Tac Toe: the parameters behind the verdict, then further details
Parameter1/2 oneUltimate Tic Tac Toe
PriceFreeFree
Positive reviews50.0% of reviews—
Update frequencyEvery 2 monthsFortnightly — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.415.0 — better
Further details — not scored
Size49 MB48 MB
Age rating9+4+
Developergravass, Inc.Sho Iwasaki

In-app purchases

None

1/2 one

No in-app purchases

1 purchases

Ultimate Tic Tac Toe

Subscriptions1
  • 広告非表示プレミアム$0.991 Month

Questions

Is 1/2 one free?
1/2 one is free to download, with no in-app purchases.
Is Ultimate Tic Tac Toe free?
Ultimate Tic Tac Toe is free to download, with in-app purchases available.
Do 1/2 one or Ultimate Tic Tac Toe have ads?
Both 1/2 one and Ultimate Tic Tac Toe show ads.
Which is updated more often, 1/2 one or Ultimate Tic Tac Toe?
1/2 one ships an update every 2 months, and Ultimate Tic Tac Toe fortnightly. Most recently, 1/2 one was updated on October 2, 2026 and Ultimate Tic Tac Toe on October 14, 2026.

Other comparisons