Raundaizer: Round Timer

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About this app

Raundaizer — A professional interval timer designed to structure your workouts and keep you focused on the goal.
Most timers just beep. Raundaizer does more: it allows you to plan every single round. Whether you are a pro athlete or a dedicated coach, you can now describe exactly what needs to be done in each round so you never miss a beat.
Perfect for all round-based sports:
• Combat Sports: Boxing, MMA, Kickboxing, Muay Thai, Wrestling, Grappling, BJJ, Karate.
• High Intensity: CrossFit, HIIT, Tabata, Circuit Training.
• Conditioning: Interval Running, Jump Rope, Heavy Bag Work.
Why choose Raundaizer?
• 📝 Round-by-Round Planning: Add specific instructions to every round. (e.g., "Round 1: Jab only", "Round 2: Power shots + Footwork").
• 🚫 100% Ad-Free: Focus on your training without annoying interruptions.
• 💰 Completely Free: Get full access to all features at no cost.
• 🌍 No Internet Needed: Works offline. Perfect for basement gyms, outdoors, or travel.
• 🔔 Clear Audio Signals: Loud beeps to signal the start and end of work/rest periods.
Two ways to use it:
1. For Athletes: Create your workout in advance and follow the on-screen prompts. No more wondering "what's next?" during your rest break.
2. For Coaches: Use it as a digital whiteboard. Prepare complex training sessions for your students and manage the class with precision.
Raundaizer — Plan your rounds, crush your goals.
Updated on
May 7, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
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No data collected
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