SparTime vs BoxBell
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SparTime
This application provides a customizable interval timer for martial arts and combat sports training. It features adjustable round and rest periods, bell alerts, and warnings before round completion. Designed for various disciplines, it offers a distraction-free interface suitable for sparring, drills, and coaching.
- Customizable round and rest times
- Bell and clapper alerts
- 10-second round end warnings
- Clean, distraction-free interface
- Dark mode
- Supports various combat sports
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Train Like a Fighter – Anywhere, Anytime SparTime is the ultimate timer for martial arts and combat sports. Whether you're into boxing, MMA, Muay Thai, kickboxing, BJJ or other martial arts – this app helps you structure rounds with ease. Built by martial artists, for martial artists. Focus on your training – SparTime handles the rest. Key Features: • Custom round, rest, and rounds times • Clean, distraction-free interface • Bell alerts • 10-second clapper warnings before round end • Dark mode for low-light training • Designed for sparring, solo drills, pad work, and coaching
BoxBell
This app provides a simple and intuitive round timer for boxing, kickboxing, martial arts, and interval training. It features customizable round and rest durations, with distinct bell sounds for round starts, ends, and 30-second warnings, replicating a real gym experience.
- Customizable round and rest times
- Bell alerts for round start/end
- 30-second warning bell
- 1-12 or unlimited rounds
- Korean and English language support
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BoxBell is a simple and intuitive round timer for boxing, kickboxing, martial arts, and interval training. Start each round with a bell sound just like in a real boxing gym, and train according to your chosen round duration and rest time. A short bell rings when each round starts or ends, and when 30 seconds remain in the round. Key Features - Set 1 to 12 rounds or unlimited rounds - Choose 2-minute, 3-minute, or custom round duration - Set 30-second or 60-second rest time - 30-second warning bell before each round ends - Korean and English, Japanese support - No ads, completely free BoxBell focuses on one thing: a timer you can instantly see and hear during training, without complicated records or accounts. Train like you are in a real boxing gym!
Screenshots
Verdict
The clearest difference is in-app purchases: BoxBell at none against SparTime's 3. SparTime's advantage is update cadence (every 4 days vs every 10 days). On price, ads, device support and iOS requirement 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. SparTime sells 3 in-app purchases, starting at $0.99 per 7 days. BoxBell asks for nothing beyond the download.
SparTime ships an update every 4 days, BoxBell every 10 days. Both last shipped on October 25, 2026.
| Parameter | SparTime | BoxBell |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | — |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 days — better | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone | iPhone |
| Requires iOS | 17 | 17.0 |
| Further details — not scored | ||
| Size | 30 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | MefjuDev LLC | Seunghwa BAEK |
Customer experience
SparTime
BoxBell
In-app purchases
SparTime
- Weekly3 Days trial$0.997 Days
- Yearly$14.991 Year
- SparTime Pro$4.99
BoxBell
No in-app purchases









