Quick Signal Game vs DuelAF
Price, ratings, monetisation and update history for both games, side by side โ with what reviewers say about each.
Quick Signal Game
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Green is GO, Red is STOP! A hyper-casual quick tap game that pushes the limits of your reflexes. The rule is ultra-simple: tap "GO" when the signal is Green, and "STOP" when it's Red. The time limit shortens with every correct tap, accelerating the speed. Put your concentration and judgment to the ultimate test. Aim to beat your highest score with the in-game high score ranking feature.
DuelAF
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DuelAF is a fast, fun two-player duel you play on one phone. Hold the phone from opposite ends. Wait for the countdown. The instant the screen says FIRE โ tap your side. Fastest draw wins. Tap too early and you lose the round. Simple. Brutal. Addictive. No accounts. No internet. No nonsense. Just you, a friend, and a phone. HOW TO PLAY - Two players, one device โ each grabs an end - Watch for READY, then the random pause, then FIRE - First to tap their half wins the round - Itchy trigger finger? Tap before FIRE and you're done - Win the match by taking enough rounds PICK YOUR DUELISTS - Western โ classic cowboys, six-shooters at the hip - Robots โ laser-cannon arms and a beam to the chest - Aliens โ ray guns and a vaporizing finish FEATURES - Lightning-fast local multiplayer on a single screen - Three themed showdowns, each with its own draw and death - Reaction times tracked every round - Stats and a kill gallery to show off - Clean, minimalist black-and-white style - Free. No ads. No data collected. Grab a friend. Grab a phone. Find out who's faster. Are you quick enough?
Screenshots
Verdict
The clearest difference is ads: DuelAF at none against Quick Signal Game's shown. Quick Signal Game's advantage is update cadence (daily vs fortnightly). On price, in-app purchases, device support and iOS requirement 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Quick Signal Game ships an update daily, DuelAF fortnightly. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.
| Parameter | Quick Signal Game | DuelAF |
|---|---|---|
| Price | Free | Free |
| Update frequency | Daily โ better | Fortnightly |
| Ads | Yes | No โ better |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad, iPod โ better |
| Requires iOS | 16.6 | 16 โ better |
| Further details โ not scored | ||
| Size | 13 MB | 17 MB |
| Age rating | 4+ | 12+ |
| Developer | Kana Uchida | Adrian Gonzalez |
In-app purchases
Quick Signal Game
No in-app purchases
DuelAF
No in-app purchases
Questions
Is Quick Signal Game free?
Is DuelAF free?
Do Quick Signal Game or DuelAF have ads?
Which is updated more often, Quick Signal Game or DuelAF?
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