Comparison

Reaction Time vs Dartline

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

Head to head
About

Reaction Time

Test and train your reflexes with various game modes. Compete globally in periodic rankings to become the world champion. Ideal for improving reaction speed for emergencies.

Highlights
  • One-shot reflex games
  • Random appearance challenges
  • 3 consecutive reflex tests
  • Global player rankings
  • Periodic ranking resets
  • Reflex training for emergencies
Features
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Challenge the limits of your reflexes! We'll measure your reflexes in one-shot games, random appearances, and 3 consecutive! Train your reflexes for emergencies! You can compete with people from all over the world in the ranking. The ranking is reset periodically, so you have as many chances as you want to become the world champion.

About

Dartline

Features
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Dartline turns your iPhone into a darts board you actually throw at. Tilt to aim, lock your stance, and swing the phone forward. No bars, no boards, no chalk. ■ Controls • Tap AIM at the bottom to enter aiming mode • Tilt left/right/up/down to move the crosshair • Tap LOCK — the current pose becomes your "straight" reference • Swing the phone forward to release; the deviation monitor on the dartboard shows your swing quality in real time ■ Game Modes • Count Up — total score over 8 rounds, with Game Center leaderboard • 301 / 501 — subtract to exactly zero • Cricket Standard — close 15-20 + Bull, then score against open opponents • Cricket Count Up — score only on 15-20 + Bull, 8 rounds, Game Center leaderboard (NEW) • Cricket Cut Throat — closing dumps penalty points on opponents instead. Lowest score wins. ■ Match Modes • Free Play — solo practice (Count Up / Cricket Count Up submit to leaderboard) • Pass & Play — 2-4 players take turns on one phone • vs COM — 1 human + 1 COM with Easy / Normal / Hard difficulty BARS NOT REQUIRED.

Screenshots

Reaction Time4 screens
Dartline4 screens

Verdict

The call

The clearest difference is iOS requirement: Reaction Time at 15.0 against Dartline's 17.0. On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Reaction Time ships an update fortnightly, Dartline monthly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 9 level
Reaction Time versus Dartline: the parameters behind the verdict, then further details
ParameterReaction TimeDartline
PriceFreeFree
Rating3.7 (3 ratings) — better—
Positive reviews68.1% of reviews—
Number of ratings3 — better—
Update frequencyFortnightly — betterMonthly
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPod — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size60 MB5 MB
Age rating4+4+
DeveloperOsawa ShunsukeTakayuki Hamuro

In-app purchases

None

Reaction Time

No in-app purchases

None

Dartline

No in-app purchases

Questions

Is Reaction Time free?
Reaction Time is free to download, with no in-app purchases.
Is Dartline free?
Dartline is free to download, with no in-app purchases.
Do Reaction Time or Dartline have ads?
Both Reaction Time and Dartline show ads.
Which is updated more often, Reaction Time or Dartline?
Reaction Time ships an update fortnightly, and Dartline monthly. Most recently, Reaction Time was updated on November 3, 2026 and Dartline on October 31, 2026.

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