Comparison

TempoRound vs RoundBell

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

Head to head
About

TempoRound

Read full description

TempoRoundは、メトロノームとインターバルタイマーを 組み合わせた、新感覚トレーニングタイマーです。 リズムに合わせてパンチを打つ。テンポ通りにスクワットする。 ケイデンスを維持してインターバルを走る。 トレーニングに「リズム」という軸を加えるだけで、 動きの質が変わります。 ◆ こんなトレーニングに ・ボクシング / シャドーボクシング ・HIIT / タバタ式トレーニング ・ウェイトトレーニングのテンポコントロール ・縄跳び / インターバルランニング ◆ 主な機能 ・メトロノーム(40〜208 BPM) ・インターバルタイマー(ラウンド / 休憩 / ラウンド数) ・離れていても見やすい大きな表示 ・横向き表示対応 ◆ シンプル設計 必要な機能だけ。複雑な設定は不要です。 アプリを開いたらすぐにトレーニングを始められます。 広告なし。サブスクなし。 さあ、動こう。 お問い合わせ: info@yrd.jp

About

RoundBell

This interval timer app is designed for boxing, kickboxing, and martial arts training. It offers customizable round settings, audio and haptic alerts, and built-in presets. Track your training history and sync with Apple Health.

Highlights
  • Customizable round and interval times
  • Gong, horn, and countdown beeps
  • Voice alerts for remaining time
  • 6 built-in training presets
  • Save custom presets
  • Training history tracking
  • Apple Health integration
Features
Read full description

RoundBell is the ultimate interval timer for boxing, kickboxing, and martial arts training. FEATURES: - Round Timer: Customize round time, interval time, and total rounds - Gong & Horn: Round start/end gong sounds and warning horn before round ends - Countdown Beeps: Audio countdown for the final 3 seconds - Voice Alerts: "1 minute remaining" and "30 seconds remaining" voice notifications - 6 Built-in Presets: Beginner 1min, Boxing 3min, Kickboxing 2min, HIIT 30s, MMA 5min, and Tabata 20/10 - Custom Presets: Save favorite settings and switch instantly - Training History: Review completed sessions, streaks, and total rounds - Apple Health: Optionally save completed workouts - Haptic Feedback: Vibration notifications when sound isn't enough - Screen Wake Lock: Screen stays on during your workout - Japanese/English support PERFECT FOR: - Boxing and kickboxing training - Pad work and heavy bag sessions - Sparring round management - HIIT and interval training Clean dark theme design with large, easy-to-read timer display - visible from across the gym.

Screenshots

TempoRound4 screens
RoundBell1 screens

Verdict

The call

The clearest difference is in-app purchases: TempoRound at none against RoundBell's 3. TempoRound also leads on update cadence (daily vs every 6 days) and iOS requirement (15.1 vs 17.0). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. RoundBell sells 3 one-off in-app purchases. TempoRound asks for nothing beyond the download.

UpkeepUpdate frequency

TempoRound ships an update daily, RoundBell every 6 days. The most recent releases landed on October 31, 2026 and November 7, 2026 respectively.

Scorecard3 real differences · 5 level
TempoRound versus RoundBell: the parameters behind the verdict, then further details
ParameterTempoRoundRoundBell
PriceFreeFree
Positive reviews—100.0% of reviews
Update frequencyDaily — betterEvery 6 days
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.1 — better17.0
Further details — not scored
Size42 MB5 MB
Age rating4++4
DeveloperYRD, K.K.Starcrown Inc

In-app purchases

None

TempoRound

No in-app purchases

3 purchases

RoundBell

One-time3
  • Coffee$0.49
  • Cookie$2.99
  • Cake$6.99

Questions

Is TempoRound free?
TempoRound is free to download, with no in-app purchases.
Is RoundBell free?
RoundBell is free to download, with in-app purchases available.
Do TempoRound or RoundBell have ads?
Neither TempoRound nor RoundBell shows ads.
Which is updated more often, TempoRound or RoundBell?
TempoRound ships an update daily, and RoundBell every 6 days. Most recently, TempoRound was updated on October 31, 2026 and RoundBell on November 7, 2026.

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