Reaction Time Test vs Speed Test Reflexes
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Reaction Time Test
Test and train your reflexes with this app. Simply tap the screen when a red square appears to measure your reaction speed and improve your concentration. Daily practice can enhance your reflexes, making it ideal for gamers.
- Reaction speed testing
- Reflex training
- Concentration improvement
- Rank display
- Daily practice recommended
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An app for reaction speed, reflex testing and training Touch the screen when a red square appears Displays rank according to reaction speed Practicing every day may also be a training of reflexes It can also be used as a training for concentration. Recommended for those who are playing games such as FPS
Speed Test Reflexes
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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
Verdict
The clearest difference is in-app purchases: Reaction Time Test at none against Speed Test Reflexes's 1. Reaction Time Test also leads on iOS requirement (15.6 vs 17.0). On price, update cadence, ads 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
Both are free to download. Speed Test Reflexes sells 1 one-off in-app purchase. Reaction Time Test asks for nothing beyond the download.
Reaction Time Test ships an update every 3 months, Speed Test Reflexes every 5 months. The most recent releases landed on August 25, 2026 and September 20, 2026 respectively.
| Parameter | Reaction Time Test | Speed Test Reflexes |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| Update frequency | Every 3 months — better | Every 5 months |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 13 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Ryouhei Azuma | LFT Inc. |
In-app purchases
Reaction Time Test
No in-app purchases
Speed Test Reflexes
- Remove Ads$0.99
Questions
Is Reaction Time Test free?
Is Speed Test Reflexes free?
Do Reaction Time Test or Speed Test Reflexes have ads?
Which is updated more often, Reaction Time Test or Speed Test Reflexes?
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