Comparison

Radius vs Round Timer

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

Head to head
About

Radius

Visualize distances and areas on a map with customizable radius circles. Easily track multiple locations, plan delivery zones, or check what's within reach. Offers precise location finding and personalized visualization tools.

Highlights
  • Create radius circles on any map
  • Visualize distance in various units
  • Track multiple named and color-coded locations
  • Find any location by pin, address, or coordinates
  • Customizable radius names and colors
  • Save unlimited radii
  • Automatic current location radius
Features
Read full description

Radius: Distance From Me See exactly what's within reach. Create beautiful radius circles on any map and visualize distance like never before. Whether you're checking what's within walking distance of home, planning delivery zones, or tracking multiple important locations — Radius makes it effortless. SIMPLE & POWERFUL Set your distance, choose your units (miles, kilometers, meters, feet, or nautical miles), and instantly see your radius displayed on the map. It's that easy. TRACK MULTIPLE LOCATIONS Create and manage multiple radii for all the places that matter. Your home, office, favorite spots — organize your world with named, color-coded radius circles you can switch between instantly. FIND ANY LOCATION Drop a pin anywhere on the map, search by address, or enter precise coordinates. Perfect for planning, research, or when you need pinpoint accuracy. PREMIUM FEATURES Unlock the full experience: • Custom names for each radius ("Home Office", "School Zone", "Gym") • Vibrant color palette to personalize every circle • Save unlimited radii that persist across sessions • Current location radius that updates automatically as you move From casual distance checks to maritime navigation and professional location planning — Radius gives you the tools to visualize your world.

About

Round Timer

Features
Read full description

自由にカスタマイズできるシンプルタイマー。 トレーニングや勉強、休憩時間の管理にぴったり! このアプリは、トレーニングや集中作業、休憩時間の管理を、あなたのスタイルに合わせて自由にカスタマイズできるタイマーです。 「タイマーの長さ」「ラウンド数」「休憩時間」を自分好みに設定できるので、たとえば以下のようなシーンで活躍します。 筋トレやインターバルトレーニング ポモドーロ・テクニックを使った勉強や仕事 ヨガやストレッチのポーズ切り替え お昼寝や休憩時間の管理 お子さまの集中時間のサポート など 操作はとてもかんたん。 設定してスタートするだけ。 各ラウンドや休憩のタイミングも音や振動でしっかりお知らせします。 画面を見なくても、今が「動く時間」か「休む時間」かがすぐに分かります。 黒を基調にしたスタイリッシュなデザインで、シンプルだけど使いやすい。 どんな場面にもすっとなじむ、ミニマルなタイマーです。 主な機能 タイマー時間・ラウンド数・休憩時間を自由に設定 各フェーズの開始・終了を音やバイブでお知らせ 視認性に優れたシンプル&洗練された黒ベースのUI こんな方におすすめ! 自宅での筋トレや運動を習慣にしたい方 勉強や作業の集中時間を管理したい方 シンプルでおしゃれなタイマーを探している方 自分のペースで生活リズムを整えたい方 毎日のルーティンに、ちょっとした「区切り」と「メリハリ」を。 あなたの時間を、あなたらしく使うための、新しいタイマーです。

Screenshots

Radius4 screens
Round Timer3 screens

Verdict

The call

The clearest difference is in-app purchases: Round Timer at none against Radius's 2. Round Timer also leads on iOS requirement (12.0 vs 18.0). Radius's advantage is ads (none vs shown). On price, update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Radius sells 2 one-off in-app purchases. Round Timer asks for nothing beyond the download.

UpkeepUpdate frequency

Radius ships an update every 3 months, Round Timer every 2 months. The most recent releases landed on September 21, 2026 and September 10, 2026 respectively.

Scorecard3 real differences · 7 level
Radius versus Round Timer: the parameters behind the verdict, then further details
ParameterRadiusRound Timer
PriceFreeFree
Rating3.2 (26 ratings) — better—
Positive reviews58.3% of reviews—
Number of ratings26 — better—
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.012.0 — better
Further details — not scored
Size16 MB29 MB
Age rating4+4+
DeveloperHistorycentral.comKeita Tateishi

In-app purchases

2 purchases

Radius

One-time2
  • Radius Premium$3.99
  • Radius Premium & Coffee$7.99
None

Round Timer

No in-app purchases

Questions

Is Radius free?
Radius is free to download, with in-app purchases available.
Is Round Timer free?
Round Timer is free to download, with no in-app purchases.
Do Radius or Round Timer have ads?
Round Timer shows ads; Radius does not.
Which is updated more often, Radius or Round Timer?
Radius ships an update every 3 months, and Round Timer every 2 months. Most recently, Radius was updated on September 21, 2026 and Round Timer on September 10, 2026.

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