Comparison

柿落とし vs Speed Test Reflexes

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

Head to head

Reaction Time Training

Free

🎮 Games

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About

柿落とし

Features

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新築や改装の工事の最後に材木を削った時に出る切り屑「こけら」を払い落としたことから、杮おとしとは劇場が新築あるいは改築して初開場することを言います。このアプリは杮（かき）と柿（こけら）を見分けるゲームです。落下してくる杮（かき）と柿（こけら）を見極めて柿（かき）だけキャッチしましょう！

About

Speed Test Reflexes

Features

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How fast are you? Speed Test Reflexes measures your reaction time and shows where you rank in the world. 【Measure - the flagship】 Tap the moment it turns green and get your reaction time with a world percentile ("Top 8%") from the very first try. Choose single-best or a 5-attempt average. 【Share your result】 Turn any result into a bold card and challenge your friends - "Can you beat me?" 【Global rankings】 Submit your best to Game Center and see how you stack up against players worldwide. 【More ways to play】 • Buttons - multi-touch grids (3x3 / 4x4 / 5x5) • VS - 2-player head-to-head 【Built for everyone】 • Japanese / English • iPhone / iPad • Play offline (rankings sync when online) Train your reflexes. Beat the world.

Screenshots

柿落とし4 screens

Speed Test Reflexes3 screens

Verdict

The call

The clearest difference is in-app purchases: 柿落とし at none against Speed Test Reflexes's 1. 柿落とし also leads on ads (none vs shown). On price, update cadence, 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. Speed Test Reflexes sells 1 one-off in-app purchase. 柿落とし asks for nothing beyond the download.

UpkeepUpdate frequency

柿落とし ships an update every 5 weeks, Speed Test Reflexes every 2 months. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 4 level

柿落とし versus Speed Test Reflexes: the parameters behind the verdict, then further details
Parameter	柿落とし	Speed Test Reflexes
Price	Free	Free
Update frequency	Every 5 weeks — better	Every 2 months
Ads	No — better	Yes
In-app purchases	No — better	Yes
Devices	iPhone	iPhone, iPad — better
Requires iOS	16.2 — better	17.0
Further details — not scored
Size	39 MB	15 MB
Age rating	4+	4+
Developer	Masaki Hirayama	LFT Inc.

In-app purchases

None

柿落とし

No in-app purchases

1 purchases

Speed Test Reflexes

One-time1

Remove Ads$0.99

Questions

Is 柿落とし free?

柿落とし is free to download, with no in-app purchases.

Is Speed Test Reflexes free?

Speed Test Reflexes is free to download, with in-app purchases available.

Do 柿落とし or Speed Test Reflexes have ads?

Speed Test Reflexes shows ads; 柿落とし does not.

Which is updated more often, 柿落とし or Speed Test Reflexes?

柿落とし ships an update every 5 weeks, and Speed Test Reflexes every 2 months. Most recently, 柿落とし was updated on October 10, 2026 and Speed Test Reflexes on October 7, 2026.