Comparison

Let's JanKen vs Synchro Reversi

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

Head to head
About

Let's JanKen

Features
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ใ‚ธใƒฃใƒณใ‚ฑใƒณใƒใƒณใ‚ฒใƒผใƒ ใงใ™ใ€‚ ็”ป้ขไธ‹้ƒจใฎใ€ใ˜ใ‚ƒใ‚“ใ‘ใ‚“ใ€‘ใงใ‚‚้ธในใพใ™ใ—ใ€ๆœฌไฝ“ใ‚’ใ‚ทใ‚งใ‚คใ‚ฏใ™ใ‚‹ใ“ใจใงใ˜ใ‚ƒใ‚“ใ‘ใ‚“ใ™ใ‚‹ใ“ใจใŒใงใใพใ™ใ€‚

About

Synchro Reversi

Features
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Reversi strategy, played across three boards. Synchro Reversi is a unique two-player strategy game where every match unfolds on three connected boards. To win, you must take control of at least two of them. Choose carefully where to place each disc. A move that strengthens one board may cost you an opportunity on another. Read the entire position, balance your strategy across all three boards, and outthink your opponent. The rules are easy to learn, but deciding which board to play on adds a whole new layer of depth. GAME MODES - Single Play Challenge CPU opponents across multiple difficulty levels and improve your strategy at your own pace. - Ranked Match Play real-time matches against players online. Win matches, increase your rating, and climb the global rankings. - Async Match Take turns whenever it suits you. You will receive a notification when your opponent makes a move, so matches can continue over time. - Friend Match Create or join a private match using a passcode and play with a friend. FEATURES - A unique three-board Reversi system - Simple rules with deep strategic possibilities - Real-time online matches - Asynchronous turn-based matches - Private matches with friends - Multiple CPU difficulty levels - Rankings and rating changes - An interactive tutorial for new players Can you master all three boards?

Screenshots

Let's JanKen4 screens
Synchro Reversi3 screens

Verdict

The call

The clearest difference is ads: Let's JanKen at none against Synchro Reversi's shown. Let's JanKen also leads on iOS requirement (13.4 vs 15.0). Synchro Reversi's advantage is update cadence (every 5 days vs every 6 weeks). On price, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

Let's JanKen ships an update every 6 weeks, Synchro Reversi every 5 days. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

Scorecard3 real differences ยท 3 level
Let's JanKen versus Synchro Reversi: the parameters behind the verdict, then further details
ParameterLet's JanKenSynchro Reversi
PriceFreeFree
Update frequencyEvery 6 weeksEvery 5 days โ€” better
AdsNo โ€” betterYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.4 โ€” better15.0
Further details โ€” not scored
Size1 MB72 MB
Age rating4+12+
DeveloperDREAM ON LINE CO., LTD.nihee, LLC

In-app purchases

None

Let's JanKen

No in-app purchases

None

Synchro Reversi

No in-app purchases

Questions

Is Let's JanKen free?
Let's JanKen is free to download, with no in-app purchases.
Is Synchro Reversi free?
Synchro Reversi is free to download, with no in-app purchases.
Do Let's JanKen or Synchro Reversi have ads?
Synchro Reversi shows ads; Let's JanKen does not.
Which is updated more often, Let's JanKen or Synchro Reversi?
Let's JanKen ships an update every 6 weeks, and Synchro Reversi every 5 days. Most recently, Let's JanKen was updated on October 27, 2026 and Synchro Reversi on October 30, 2026.

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