ProReact vs Reaction Time Test
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
ProReact
Test your reflexes by tapping the screen when a red color appears or vibration is felt. This open-source application offers an ad-free experience at no cost. Measure your reaction time and have fun with this simple game.
- Measure reaction time
- Tap on red screen
- Vibrational feedback
- Ad-free experience
- Open-source on GitHub
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Measure your reaction time by tapping on the screen as fast as you can when you see the red screen or feel the vibrational feedback. ProReact offers you a completely ad-free experience at absolutely no cost. You can find ProReact as an open-source app on GitHub - just search for "ProReact-App". Have fun measuring your reaction time!
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
Screenshots
Verdict
The clearest difference is review sentiment: Reaction Time Test at 50% against ProReact's 0%. ProReact's advantage is ads (none vs shown) and update cadence (every 3 days vs every 3 months). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
ProReact ships an update every 3 days, Reaction Time Test every 3 months. The most recent releases landed on October 6, 2026 and September 23, 2026 respectively.
| Parameter | ProReact | Reaction Time Test |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | 50.0% of reviews — better |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 days — better | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 3 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | Kropf IT e.U. | Ryouhei Azuma |
Customer experience
ProReact
Reaction Time Test
In-app purchases
ProReact
No in-app purchases
Reaction Time Test
No in-app purchases
Questions
Is ProReact free?
Is Reaction Time Test free?
Do ProReact or Reaction Time Test have ads?
Which is updated more often, ProReact or Reaction Time Test?
Other comparisons
