Timer4BJJ vs Spartimer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Timer4BJJ
This app helps practitioners time their Brazilian Jiu-Jitsu rolling and rest periods. It allows for custom configurations of multiple rounds with distinct durations, streamlining training sessions.
- Customizable roll and rest times
- Multiple round configurations
- Simple and practical interface
- Efficient training tool
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Timer specifically designed to address roll time for bjj sessions. It's possible do define different roll and rest times for a different numbers of rolls, all at once, and then let it do its job. Simple, practical and efficient - all you need for your rolling.
Spartimer
This interval timer is designed for combat sports and high-intensity interval training. It offers customizable work, rest, and prep times with various audio and haptic cues. The app provides an ad-free, distraction-free training experience.
- Customizable work, rest, and prep times
- Unlimited rounds with Spartimer Plus
- Loud bell, voice, vibration, or haptic cues
- Works with Bluetooth speakers & headphones
- Clean, ad-free interface
- One-time purchase for premium features
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Spartimer is the fighter’s round timer—perfect for boxing, MMA, BJJ and HIIT workouts. Train Like a Champion Shadowbox, hit the heavy bag, grind through Tabata circuits or spar five-minute rounds. Spartimer keeps you on rhythm so you can focus on power, footwork and cardio. Built for Combat Sports • Fully customizable work, rest and prep times • Unlimited rounds with Spartimer Plus • Loud bell, voice, vibration or haptic cues—works great with Bluetooth speakers & headphones • Clean interface: no ads, no login, zero distractions Perfect For • Boxing drills & sparring • MMA / Muay Thai pad work • BJJ / grappling rounds • HIIT, Tabata & Cross-Functional conditioning Spartimer Plus (One-time purchase) Unlimited rounds Alternate app icons—match your gym vibe No subscriptions. Pay once, train forever. Stay Consistent Whether you’re learning your first jab-cross or cutting weight for a title fight, Spartimer keeps every round honest. Download now and start your next session in seconds.
Screenshots
Verdict
The clearest difference is rating: Spartimer at 4.5 against Timer4BJJ's 1.0. Spartimer also leads on update cadence (fortnightly vs every 7 months). Timer4BJJ's advantage is in-app purchases (none vs 1) and device support (3 vs 1). On price, ratings volume and ads 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. Spartimer sells 1 one-off in-app purchase. Timer4BJJ asks for nothing beyond the download.
Spartimer holds the better App Store score, 4.5 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
Timer4BJJ ships an update every 7 months, Spartimer fortnightly. The most recent releases landed on November 3, 2026 and November 14, 2026 respectively.
| Parameter | Timer4BJJ | Spartimer |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 4.5 (2 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 7 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 14.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 1 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | INVENTIVE TECHNOLOGY CONSULTING GmbH | Pierre LENOBLE |
Customer experience
Timer4BJJ
Spartimer
In-app purchases
Timer4BJJ
No in-app purchases
Spartimer
- Spartimer Plus!$1.99
