Round Timer vs RX
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Round Timer
This interval training assistant helps you stay focused during workouts like boxing, HIIT, and Tabata. Customize rounds, rest periods, and warm-ups with sound alerts for smooth transitions. Save your favorite presets for quick setup.
- Customizable round timer
- Flexible interval settings
- Sound alerts for transitions
- Save favorite workout presets
- Clean, intuitive interface
Read full descriptionHide full description
Round Timer – Interval Workout Assistant Boost your training with Round Timer – the ultimate app for interval workouts. Whether you're boxing, doing HIIT, Tabata, CrossFit, or cardio, this round timer helps you stay focused and in control. Key Features: - Customizable round timer for boxing, MMA, and martial arts - Flexible interval workout settings: rounds, rest, warm-up - Sound alerts for seamless transitions - Save your favorite workout presets - Clean, intuitive interface for fast setup Perfect for: - Boxing, kickboxing, Muay Thai - HIIT, Tabata, CrossFit, circuit training - Meditation, Pomodoro focus sessions Take your interval workouts to the next level with Round Timer. Download now and train smarter!
RX
This app provides a versatile workout timer designed for functional fitness. It supports various training formats like AMRAP, EMOM, and Tabata with customizable durations and clear visual cues. The app offers offline functionality, a high-contrast display, and the ability to stream to external screens.
- Multiple workout formats (AMRAP, EMOM, Tabata, RFT)
- Customizable work/rest intervals
- Large, high-contrast display
- Landscape full-screen mode
- Work/rest color coding
- Stream timer to TV via AirPlay
- Offline functionality
Read full descriptionHide full description
A WOD timer in your pocket, always ready when you are. No hunting for the gym clock. No dead remote batteries. No digging through menus before a workout. RX-Timer is built for one job: start training fast, see the clock clearly, and stay focused on the work. 100% free. No account. No ads. No subscription. Just a timer that does everything you need, without getting in the way. Every workout format • Count up for AMRAP and For Time • Count down for timed efforts, with optional pre-start countdown (3, 2, 1) • Intervals with work/rest rounds for EMOM, Tabata, RFT, and chipper-style sessions • Adjust any duration down to the second. Built for the gym • Huge digits you can read from across the room. • High contrast display • Landscape full-screen mode. Tap to start, pause, or resume • Work/rest colour coding. Red and green cues like the clock at your box • Clear beeps and haptics at starts, transitions, and finish • Sound works alongside your music Stream to a TV • Mirror the timer to AirPlay displays. • Perfect when your phone is propped up or you want the whole gym to see the clock. Track your training • See how many timers you have completed and view your activity on a heat map. • Built in, on your device, with no login. Zero friction • Works offline • No sign-up required • All settings and stats stay on your phone • Sound can be turned off anytime Whether you are hitting a WOD at the box, training in the garage, or travelling without a gym clock, RX-Timer is the timer you will actually want to open every session. RX-Timer is a workout timer for functional fitness. It is not a medical device, medication reminder, or prescription app.
Screenshots
Verdict
The clearest difference is device support: Round Timer at 3 against RX's 1. Round Timer also leads on iOS requirement (15.0 vs 17.0). On price, rating, review sentiment and ratings volume 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 Round Timer against 5.0 for RX. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
| Parameter | Round Timer | RX |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1 | 1 |
| Update frequency | — | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 89 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Aliaksei Apiakun | Daniel Thrnaholm |
Customer experience
Round Timer
RX
In-app purchases
Round Timer
No in-app purchases
RX
No in-app purchases









