Comparison

ISSEN vs Grid Start

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

Head to head
About

ISSEN

Features
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ISSEN is a calm-then-explosive samurai timing game. Breathe, focus, and release a single perfect stroke. In the stillness of a sumi-e ink world, one flash of the blade decides everything. THE WAY OF ONE CUT Wait for the moment. Swipe one arc to slash every target in range. A dead-center cut becomes a True Issen - time slows, ink bursts across the screen, and your combo soars. One stroke can cut several at once. A SUMI-E INK WORLD Hand-painted Japanese ink-wash visuals: black sumi ink, a single stroke of vermilion, and the beauty of empty space. Stillness and motion in sharp contrast - quiet calm, broken only by the flash of your blade. BREATH AND FOCUS Land True Issen cuts and keep your combo to fill the Breath gauge. Release it to enter focus: the world slows, the cut window widens, and you chain huge combos in the decisive moment. READ THE FLAMES - Red: cut it - a dead-center hit is a True Issen - Blue: timing targets to read and slash - Gold: cuts only on a perfect center hit - a big bonus that restores a life MORE TO MASTER - Boss duels: one-on-one showdowns - Daily Cut: a fixed daily challenge, the same for everyone - Dojo: unlock 6 blade-trail skins - Records and encyclopedia: chase your personal bests - Stage select: replay any cleared stage FEATURES - Pure one-stroke control - easy to learn, deep to master - Satisfying slow-motion on every perfect cut - Original Japanese instrumental soundtrack (shakuhachi and koto) - 12 languages supported - One-handed, portrait play - No internet required after install Free to play, supported by ads. Breathe. Focus. The world slows. Then - one flash.

About

Grid Start

Features
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โ–  One rule. That's it. Five red lights come on, one per second. The instant they all go out โ€” TAP! A racing-start reflex game that measures your reaction time down to 0.001 seconds. โ–  What's your rank? - Under 0.18s โ€ฆ Pro Driver - Under 0.23s โ€ฆ Semi-Pro - Under 0.30s โ€ฆ Amateur Racer Slower than that? Play and find out. โ–  Earn coins in Best of 5 Five runs in a row โ€” your average time decides the reward. Jump the start (tap before lights out) and you're done. The tension is addictive. โ–  Collect all 31 machines Spend your coins on the gacha and build your garage. Animals, weather, myths, celestial bodies โ€” 31 machines across rarity tiers. And one Secret machine nobody talks about. Obtain it and see your number: "Owner #N in the world." โ–  World leaderboards Compete on Game Center with two boards: best single time and best 5-run average. โ–  Send a challenge Share your result card and ask your friends: "Can you beat this time?"

Screenshots

ISSEN3 screens
Grid Start4 screens

Verdict

The call

ISSEN and Grid Start are too close to call on the numbers: across 5 compared parameters โ€” price, ads, in-app purchases and device support among them โ€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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.

ScorecardNo meaningful differences
ISSEN versus Grid Start: the parameters behind the verdict, then further details
ParameterISSENGrid Start
PriceFreeFree
Update frequencyEvery 4 daysโ€”
AdsYesYes
In-app purchasesNoNo
DevicesiPhone, iPad โ€” betteriPhone
Requires iOS16.0 โ€” better17.0
Further details โ€” not scored
Size166 MB4 MB
Age rating12+4+
DeveloperKenji KobayashiKenya Koizumi

In-app purchases

None

ISSEN

No in-app purchases

None

Grid Start

No in-app purchases

Questions

Is ISSEN free?
ISSEN is free to download, with no in-app purchases.
Is Grid Start free?
Grid Start is free to download, with no in-app purchases.
Do ISSEN or Grid Start have ads?
Both ISSEN and Grid Start show ads.

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