JabClock vs Jab
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
JabClock
A highly configurable round timer designed for combat sports and interval training. Customize rounds, rest, and alerts for a focused workout. Features glove-friendly controls and offline functionality.
- Configurable rounds and rest periods
- Multiple built-in training presets
- Create and save custom presets
- Variety of sound alerts
- Adjustable volume and haptic feedback
- Glove-friendly shake to pause
- Offline functionality
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JabClock is a precision round timer built for boxing, MMA, Muay Thai, and interval training. Set your rounds, rest periods, and warning alerts — then focus on your workout. FEATURES • Fully configurable rounds, rest duration, preparation countdown, and warning alerts • Five built-in presets: Pro Boxing, Quick Rounds, HIIT Tabata, MMA, and Muay Thai • Create and save unlimited custom presets for any training style • Choose from six distinct sound alerts: bell, buzzer, clap, airhorn, whistle, and beep • Adjustable volume, haptic feedback, and visual flash warnings • Shake to pause — designed for use with boxing gloves on • Proximity sensor support for hands-free pause and resume • Keep Screen On mode so your timer stays visible mid-workout • Clean, glove-friendly interface with large countdown display and round tracking • Works offline with no account required Whether you're training solo at home or timing rounds at the gym, JabClock keeps you on pace so you can stay focused on what matters.
Jab
This app guides you through boxing workouts with voice-called combos and a round timer. Track your punches per minute and progress through 15 distinct training sessions, from beginner basics to advanced camp routines. It's designed for effective training without distractions.
- Voice-guided combo callouts
- 15 boxing workouts
- Round timer with boxing bells
- Punch tracking (punches per minute)
- Offline functionality
- Progress tracking and personal records
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Real boxing combos, called out loud, round by round. Your phone calls it, you throw it. Jab feeds you combinations while you work the heavy bag or shadow box. Jabs, crosses, hooks, uppercuts, body shots, slips - up to six punches per combo. Eyes stay forward. Hands stay up. 15 workouts from day-one basics to 12-round camp sessions. Heavy bag rounds inspired by Kronk, Philly Shell, and Mexican style boxing. A round timer with real boxing bells. Punch tracking that tells you if you're actually getting faster - not just tired. Short combos come fast. Long combos give you room. The pacing adjusts so there's nowhere to hide. Free. No ads. No account. Works offline. Open it and go. WORKOUTS - 15 workouts from beginner to advanced - Real progressions: Boxing 101 through Camp Mode - Conditioning rounds with sustained bag work - Defense: slip, roll, pull counters built into combos TRAINING - Voice-guided combo callouts with dynamic pacing - Round timer with authentic boxing bells - Works with your music - audio ducks during callouts - Pacing: Slow, Medium, Fast, Progressive PROGRESS - Punches per minute tracking - Personal records: most punches, best intensity, longest streak - Training activity calendar - Shareable workout cards with full punch breakdown
Screenshots
Verdict
The clearest difference is ads: Jab at none against JabClock's shown. Jab also leads on monetization model (free vs ad-supported) and iOS requirement (15.0 vs 18.6). JabClock's advantage is ratings volume (8 vs 1). On price, rating, review sentiment and update cadence 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for JabClock against 5.0 for Jab. That said, the two scores are not equally well evidenced: JabClock has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on October 21, 2026 and October 6, 2026 respectively.
| Parameter | JabClock | Jab |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (8 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 8 — better | 1 |
| Update frequency | Every 4 days | Every 4 days |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | David Luong | Duc Anh Tran |
Customer experience
JabClock
Jab
In-app purchases
JabClock
No in-app purchases
Jab
No in-app purchases









